Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Medford, OR
Issued by NWS Medford, OR
043
FNUS56 KMFR 211108
FWFMFR
Fire Weather Forecast for southern Oregon and northern California
National Weather Service Medford, OR
408 AM PDT Fri Aug 21 2026
...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM PDT FRIDAY FOR
STRONG GUSTY WIND AND LOW RH FOR FIRE WEATHER ZONES 281, 284,
285, 624 AND 625...
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SATURDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR FIRE
WEATHER ZONES 284, 285, 624 AND 625...
...Isolated thunderstorms possible along Cascades north of Crater
Lake and across northern FWZ 624/625 Friday afternoon and
evening...
.DISCUSSION...An offshore trough and associated dry cold front
will pass through the region this weekend. Expect critical
conditions due to gusty winds and low humidity in the Shasta
Valley and the East Side today, then across the East Side
Saturday as the front passes. Thunder potential is limited to
highly isolated (less than 15%) this afternoon near Crater
Lake and areas north and east. More typical summer conditions
return Sunday into early next week, with periods of enhanced
afternoon winds possible.
ORZ615-618-220230-
South Central Oregon Coast-Southern Oregon Coast-
408 AM PDT Fri Aug 21 2026
.Today...
* Sky/weather...........Mostly cloudy until 1500, then partly
cloudy.
* Max temperature.......60-70.
* Min humidity..........75-80 percent valleys and 65-75 percent
ridges.
* 20-foot winds.........
* Coast.....Light winds becoming west 5 to 10 mph in the
afternoon.
* Inland....Light winds becoming west 5 to 8 mph in the
afternoon.
* Mixing Height.....................500-2200 ft AGL.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Brookings 58 77
North Bend 68 66
.TONIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......50-55.
* Max humidity..........90-100 percent.
* 20-foot winds.........
* Coast.....Southwest winds 5 to 8 mph.
* Inland....Southwest winds 5 to 8 mph.
* Mixing Height.....................400-2000 ft AGL.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Brookings 50 100 10
North Bend 55 91 10
.SATURDAY...
* Sky/weather...........Mostly cloudy until 1500, then partly
cloudy.
* Max temperature.......60-70.
* Min humidity..........70-80 percent valleys and 60-70 percent
ridges.
* 20-foot winds.........
* Coast.....South winds 5 to 8 mph shifting to the
southwest 5 to 10 mph in the afternoon. Gusts up to 20 mph
late in the afternoon.
* Inland....Southwest winds 5 to 10 mph.
* Mixing Height.....................400-3900 ft AGL.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Brookings 60 76
North Bend 70 63
.EXTENDED...
.SATURDAY NIGHT...Mostly cloudy. Lows 50 to 55. West winds 5 to
8 mph.
.SUNDAY...Mostly cloudy in the morning then clearing. Highs 65 to
75. Light winds becoming north 5 to 8 mph in the afternoon and
evening.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs 70 to 80.
Northwest winds 5 to 6 mph.
.TUESDAY...Mostly cloudy. Lows in the mid 50s. Highs 65 to 75.
Northwest winds 5 to 6 mph.
.WEDNESDAY...Mostly cloudy. Lows 50 to 55. Highs 65 to 75.
.THURSDAY...Partly cloudy. Lows 50 to 55. Highs 65 to 75.
$$
ORZ616-220230-
Umpqua Basin-
408 AM PDT Fri Aug 21 2026
.Today...
* Sky/weather...........Mostly cloudy.
* Max temperature.......75-85 valleys and 70-75 ridges.
* Min humidity..........40-60 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Light winds becoming northwest 5 to 8 mph in
the afternoon.
* Ridges/upr slopes....Light winds becoming northwest 5 to 8 mph in
the afternoon.
* Mixing Height.....................300-3000 ft AGL.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
North Bank 77 50
Roseburg 84 44
Silver Butte 77 43
.TONIGHT...
* Sky/weather...........Partly cloudy.
* Min temperature.......50-55.
* Max humidity..........90-95 percent valleys and 80-85 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes...Northwest winds 5 to 6 mph.
* Ridges/upr slopes....Northwest winds 5 to 6 mph.
* Mixing Height.....................900-2800 ft AGL until midnight,
then 300-600 ft AGL.
* Chance of lightning...............1 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
North Bank 54 95 10
Roseburg 56 84 10
Silver Butte 53 82 10
.SATURDAY...
* Sky/weather...........Mostly cloudy until 0900, then partly
cloudy.
* Max temperature.......70-80.
* Min humidity..........40-55 percent.
* 20-foot winds.........
* Valleys/lwr slopes...West winds 5 to 8 mph.
* Ridges/upr slopes....West winds 5 to 8 mph.
* Mixing Height.....................400-2600 ft AGL until noon,
then 4100-5500 ft AGL.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
North Bank 75 45
Roseburg 82 40
Silver Butte 75 38
.EXTENDED...
.SATURDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds
5 to 8 mph.
.SUNDAY...Partly cloudy in the morning then clearing. Highs 75 to
85. Light winds becoming north 5 to 6 mph in the afternoon and
evening.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs 80 to 90.
Northwest winds 5 to 6 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs 75 to 85.
Northwest winds 5 to 6 mph.
.WEDNESDAY...Partly cloudy. Lows 50 to 55. Highs 75 to 80.
.THURSDAY...Mostly clear. Lows 50 to 55. Highs 70 to 80.
$$
ORZ617-220230-
Umpqua National Forest-
408 AM PDT Fri Aug 21 2026
.Today...
* Sky/weather...........Mostly cloudy.
* Max temperature.......75-85 valleys and 70-75 ridges.
* Min humidity..........35-50 percent valleys and 25-35 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes...Light winds becoming west 8 to 10 mph in the
afternoon.
* Ridges/upr slopes....Southeast winds 5 to 6 mph shifting to the
west 5 to 8 mph in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
1600-5700 ft AGL after noon.
* Chance of lightning...............3 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Toketee Falls 89 31 10
.TONIGHT...
* Sky/weather...........Partly cloudy. A chance of showers until
midnight.
* Min temperature.......50-55.
* Max humidity..........75-90 percent.
* 20-foot winds.........
* Valleys/lwr slopes...West winds 5 to 6 mph.
* Ridges/upr slopes....West winds 5 to 8 mph shifting to the south
5 to 6 mph after midnight.
* Mixing Height.....................700-2600 ft AGL until midnight,
then 400 ft AGL.
* Chance of lightning...............5 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Toketee Falls 52 94 30
.SATURDAY...
* Sky/weather...........Partly cloudy in the morning then clearing.
* Max temperature.......75-80 valleys and 65-70 ridges.
* Min humidity..........30-45 percent.
* 20-foot winds.........
* Valleys/lwr slopes...West winds 5 to 10 mph.
* Ridges/upr slopes....West winds 5 to 10 mph. Gusts up to 20 mph
late in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
5100-7200 ft AGL after noon.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Toketee Falls 82 30
.EXTENDED...
.SATURDAY NIGHT...Mostly clear. Lows 45 to 50. Northwest winds
5 to 8 mph.
.SUNDAY...Sunny in the morning then becoming clear. Highs 75 to
85. Light winds becoming northwest 5 to 6 mph in the afternoon
and evening.
.MONDAY...Mostly clear. Lows 50 to 60. Highs 80 to 90. Northwest
winds 5 to 8 mph.
.TUESDAY...Mostly clear. Lows 50 to 60. Highs 75 to 85. West
winds 5 to 6 mph.
.WEDNESDAY...Mostly clear. Lows 45 to 55. Highs 70 to 80.
.THURSDAY...Mostly clear. Lows 45 to 55. Highs 70 to 80.
$$
ORZ619-220230-
Western Siskiyou National Forest-
408 AM PDT Fri Aug 21 2026
.Today...
* Sky/weather...........Mostly cloudy until noon, then partly
cloudy.
* Max temperature.......65-75.
* Min humidity..........45-65 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Light winds becoming southwest 5 to 10 mph
in the afternoon.
* Ridges/upr slopes....Light winds becoming southwest 5 to 8 mph in
the afternoon.
* Mixing Height.....................500-2500 ft AGL.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Quail Prairie 70 53
Agness 85 40
.TONIGHT...
* Sky/weather...........Partly cloudy until 0300, then mostly
cloudy.
* Min temperature.......50-55.
* Max humidity..........75-95 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Southwest winds 5 to 8 mph in the evening
becoming light.
* Ridges/upr slopes....Southwest winds 5 to 8 mph.
* Mixing Height.....................400-2100 ft AGL.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Quail Prairie 49 91 10
Agness 53 88 10
.SATURDAY...
* Sky/weather...........Mostly cloudy until 0900, then partly
cloudy.
* Max temperature.......65-70.
* Min humidity..........50-70 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Light winds becoming southwest 5 to 10 mph
in the afternoon.
* Ridges/upr slopes....Southwest winds 5 to 10 mph.
* Mixing Height.....................500-2100 ft AGL until noon,
then 2800-3800 ft AGL.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Quail Prairie 68 59
Agness 80 40
.EXTENDED...
.SATURDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds
5 to 8 mph.
.SUNDAY...Warmer. Partly cloudy in the morning then becoming
clear. Highs 75 to 85. North winds 5 to 6 mph.
.MONDAY...Mostly clear. Lows 55 to 60. Highs 75 to 85. Northwest
winds 5 to 6 mph.
.TUESDAY...Partly cloudy. Lows 55 to 60. Highs 70 to 80. West
winds 5 to 6 mph.
.WEDNESDAY...Mostly clear. Lows 50 to 55. Highs 70 to 80.
.THURSDAY...Mostly clear. Lows 50 to 55. Highs 70 to 80.
$$
ORZ620-622-220230-
Western Rogue Basin including the Illinois Valley-
Eastern Rogue Valley-
408 AM PDT Fri Aug 21 2026
.Today...
* Sky/weather...........Mostly cloudy until 1500, then partly
cloudy.
* Max temperature.......85-95 valleys and 70-80 ridges.
* Min humidity..........25-35 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Light winds becoming west 5 to 8 mph in the
afternoon.
* Ridges/upr slopes....Light winds becoming west 5 to 8 mph in the
afternoon.
* Mixing Height.....................500-1700 ft AGL until noon,
then 2700-5400 ft AGL.
* Chance of lightning...............1 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Onion Mtn 76 32
Illinois Vly 86 32
Medford 93 25 10
.TONIGHT...
* Sky/weather...........Partly cloudy.
* Min temperature.......50-55.
* Max humidity..........70-85 percent valleys and 65-75 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes...Southwest winds 5 to 10 mph. Gusts up to 20
mph early in the evening.
* Ridges/upr slopes....Southwest winds 5 to 10 mph. Gusts up to 20
mph early in the evening.
* Mixing Height.....................2900-5100 ft AGL until 2100,
then 400-1200 ft AGL.
* Chance of lightning...............2 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Onion Mtn 52 66 10
Illinois Vly 47 96 10
Medford 59 66 10
.SATURDAY...
* Sky/weather...........Partly cloudy early in the morning then
clearing.
* Max temperature.......80-90 valleys and 65-75 ridges.
* Min humidity..........20-30 percent valleys and 30-45 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes...West winds 5 to 10 mph. Gusts up to 20 mph
late in the afternoon.
* Ridges/upr slopes....West winds 5 to 10 mph.
* Mixing Height.....................400 ft AGL until 0900.
4500-8200 ft AGL after noon.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Onion Mtn 70 36
Illinois Vly 82 34
Medford 90 22
.EXTENDED...
.SATURDAY NIGHT...Clear. Lows 50 to 55. Northwest winds 5 to
10 mph.
.SUNDAY...Sunny in the morning then becoming clear. Highs 80 to
90. Light winds becoming north 5 to 8 mph in the afternoon and
evening.
.MONDAY...Mostly clear. Lows 55 to 60. Highs 85 to 95. Northwest
winds 5 to 8 mph.
.TUESDAY...Mostly clear. Lows 55 to 60. Highs 80 to 90. West
winds 5 to 6 mph.
.WEDNESDAY...Mostly clear. Lows 50 to 55. Highs 80 to 90.
.THURSDAY...Mostly clear. Lows 50 to 55. Highs 75 to 85.
$$
ORZ621-623-220230-
Siskiyou Mountains-Southern Oregon Cascades-
408 AM PDT Fri Aug 21 2026
.Today...
* Sky/weather...........Mostly cloudy.
* Max temperature.......80-85 valleys and 70-75 ridges.
* Min humidity..........20-30 percent.
* 20-foot winds.........
* Valleys/lwr slopes...East winds around 5 mph shifting to the
northwest in the afternoon.
* Ridges/upr slopes....South winds 5 to 10 mph. Gusts up to 20 mph
in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
4900-7800 ft AGL after noon.
* Chance of lightning...............3 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Acorn Woman Pk 75 28 10
Mt Stella 81 24 10
.TONIGHT...
* Sky/weather...........Partly cloudy. A chance of showers until
midnight.
* Min temperature.......50-55.
* Max humidity..........60-80 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Southwest winds 6 to 10 mph with gusts to
around 20 mph shifting to the north after midnight.
* Ridges/upr slopes....West winds 5 to 10 mph with gusts to around
20 mph except southwest 9 to 20 mph near Crater Lake.
* Mixing Height.....................3200-5400 ft AGL until 2100,
then 400-1000 ft AGL.
* Chance of lightning...............4 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Acorn Woman Pk 55 60 20
Mt Stella 56 73 20
.SATURDAY...
* Sky/weather...........Sunny.
* Max temperature.......75-80 valleys and 65-70 ridges.
* Min humidity..........20-30 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Light winds becoming west 5 to 10 mph in the
afternoon.
* Ridges/upr slopes....West winds 5 to 10 mph with gusts to around
25 mph except southwest 9 to 20 mph near Crater Lake.
* Mixing Height.....................500 ft AGL until 0900.
6600-8500 ft AGL after noon.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Acorn Woman Pk 71 26
Mt Stella 75 26
.EXTENDED...
.SATURDAY NIGHT...Clear. Lows 45 to 50. Northwest winds 5 to
10 mph.
.SUNDAY...Sunny in the morning then becoming mostly clear. Highs
75 to 85. Light winds becoming northwest 5 to 6 mph in the
afternoon and evening.
.MONDAY...Mostly clear. Lows 50 to 60. Highs 75 to 85. West winds
5 to 6 mph.
.TUESDAY...Mostly clear. Lows 50 to 60. Highs 75 to 85. West
winds 5 to 8 mph.
.WEDNESDAY...Mostly clear. Lows 45 to 55. Highs 70 to 80.
.THURSDAY...Mostly clear. Lows 45 to 55. Highs 70 to 80.
$$
ORZ624-220230-
Klamath Basin and the Fremont-Winema National Forest-
408 AM PDT Fri Aug 21 2026
...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM
PDT THIS EVENING FOR STRONG GUSTY WIND AND LOW RH...
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SATURDAY EVENING FOR STRONG GUSTY WIND AND LOW RH...
.Today...
* Sky/weather...........Mostly cloudy.
* Max temperature.......80-85 valleys and around 75 ridges.
* Min humidity..........15-20 percent.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 5 to 10 mph. Gusts up to 30 mph
in the afternoon.
* Ridges/upr slopes....South winds 5 to 15 mph. Gusts up to 25 mph
in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
6200-9200 ft AGL after noon.
* Chance of lightning...............3 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Hoyt 84 18
Chiloquin 87 20 10
Gerber 87 17
.TONIGHT...
* Sky/weather...........Mostly cloudy with a chance of showers
until midnight, then partly cloudy.
* Min temperature.......45-55.
* Max humidity..........50-70 percent valleys and 40-55 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 5 to 10 mph. Gusts up to 30 mph
early in the evening.
* Ridges/upr slopes....South winds 5 to 10 mph with gusts to around
25 mph.
* Mixing Height.....................6300-8600 ft AGL until 2100,
then 500-1100 ft AGL.
* Chance of lightning...............4 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Hoyt 50 61 20
Chiloquin 50 85 10
Gerber 52 52 10
.SATURDAY...
* Sky/weather...........Partly cloudy until 0900, then sunny.
* Max temperature.......Around 80 valleys and 70-75 ridges.
* Min humidity..........15-20 percent.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 5 to 6 mph shifting to the
southwest 9 to 20 mph with gusts to around 30 mph in the
afternoon.
* Ridges/upr slopes....Southwest winds 9 to 20 mph with gusts to
around 35 mph.
* Mixing Height.....................500 ft AGL until 0900.
7600-10000 ft AGL after noon.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Hoyt 79 19
Chiloquin 82 21
Gerber 84 14
.EXTENDED...
.SATURDAY NIGHT...Colder. Mostly clear. Lows 40 to 50. West winds
5 to 15 mph.
.SUNDAY...Mostly clear. Highs 75 to 85. Light winds becoming west
5 to 6 mph in the afternoon and evening.
.MONDAY...Mostly clear. Lows 40 to 50. Highs 80 to 85. Southwest
winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows 40 to 50. Highs 80 to 85. Southwest
winds 5 to 8 mph.
.WEDNESDAY...Partly cloudy. Lows 40 to 50. Highs 75 to 85.
.THURSDAY...Mostly clear. Lows 40 to 50. Highs 75 to 80.
$$
ORZ625-220230-
South Central Oregon Desert including the BLM Land in Eastern
Lake and Western Harney Counties-
408 AM PDT Fri Aug 21 2026
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SATURDAY EVENING FOR STRONG GUSTY WIND AND LOW RH...
.Today...
* Sky/weather...........Mostly cloudy.
* Max temperature.......Around 90 valleys and 80-85 ridges.
* Min humidity..........10-15 percent.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 5 to 10 mph. Gusts up to 25 mph
late in the afternoon.
* Ridges/upr slopes....South winds 5 to 10 mph. Gusts up to 25 mph
in the afternoon.
* Mixing Height.....................500-2300 ft AGL until noon.
9000-10800 ft AGL after 1500.
* Chance of lightning...............2 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Fish Fin Rim 93 9
Fort Rock 90 14 10
Rock Creek 88 11
.TONIGHT...
* Sky/weather...........Mostly cloudy until 0300, then partly
cloudy.
* Min temperature.......50-60.
* Max humidity..........40-60 percent valleys and 35-45 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes...Southwest winds 5 to 15 mph. Gusts up to 30
mph early in the evening.
* Ridges/upr slopes....Southwest winds 10 to 20 mph with gusts to
around 35 mph decreasing to 5 to 8 mph after midnight.
* Mixing Height.....................7900-9900 ft AGL until 2100,
then 500-900 ft AGL.
* Chance of lightning...............4 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Fish Fin Rim 60 36 10
Fort Rock 49 64 10
Rock Creek 58 41 10
.SATURDAY...
* Sky/weather...........Partly cloudy in the morning then clearing.
* Max temperature.......85-90 valleys and 75-80 ridges.
* Min humidity..........10-15 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Breezy. Southwest winds 5 to 8 mph with
gusts to around 20 mph increasing to 15 to 25 mph with
gusts to around 35 mph in the afternoon.
* Ridges/upr slopes....Windy. Southwest winds 6 to 15 mph with
gusts to around 30 mph increasing to 20 to 30 mph with
gusts to around 40 mph in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
9300-11900 ft AGL after noon.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Fish Fin Rim 91 10 10
Fort Rock 86 14
Rock Creek 84 10 10
.EXTENDED...
.SATURDAY NIGHT...Cooler. Mostly clear. Lows 45 to 50. West winds
10 to 20 mph.
.SUNDAY...Mostly clear. Highs 80 to 85. Light winds becoming west
5 to 10 mph in the afternoon and evening.
.MONDAY...Partly cloudy. Lows 45 to 55. Highs 85 to 90. Southwest
winds 5 to 10 mph.
.TUESDAY...Partly cloudy. Lows 45 to 55. Highs 80 to 90.
Southwest winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows 45 to 50. Highs 80 to 85.
.THURSDAY...Mostly clear. Lows 45 to 50. Highs 80 to 85.
$$
CAZ280-220230-
Western Klamath National Forest-
408 AM PDT Fri Aug 21 2026
.Today...
* Sky/weather...........Mostly cloudy until 1500, then partly
cloudy.
* Max temperature.......85-95 valleys and 65-75 ridges.
* Min humidity..........20-30 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Light winds becoming southwest 6 to 10 mph
with gusts to around 25 mph in the afternoon.
* Ridges/upr slopes....South winds 5 to 10 mph. Gusts up to 20 mph
in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
4900-7500 ft AGL after noon.
* Chance of lightning...............2 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Happy Camp 91 22 10
Fort Jones 90 18 10
.TONIGHT...
* Sky/weather...........Mostly clear. A slight chance of showers
until midnight.
* Min temperature.......50-55.
* Max humidity..........55-70 percent valleys and 50-55 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes...Southwest winds 6 to 10 mph shifting to the
west 5 to 6 mph after midnight. Gusts up to 25 mph early
in the evening.
* Ridges/upr slopes....Southwest winds 5 to 10 mph. Gusts up to 20
mph early in the evening.
* Mixing Height.....................3800-7000 ft AGL until 2100,
then 400-900 ft AGL.
* Chance of lightning...............3 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Happy Camp 53 81 20
Fort Jones 53 61 20
.SATURDAY...
* Sky/weather...........Sunny.
* Max temperature.......80-90 valleys and 65-75 ridges.
* Min humidity..........15-25 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Southwest winds 5 to 10 mph. Gusts up to 20
mph late in the afternoon.
* Ridges/upr slopes....Southwest winds 5 to 10 mph. Gusts up to 20
mph late in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
6500-9300 ft AGL after noon.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Happy Camp 88 20
Fort Jones 88 17
.EXTENDED...
.SATURDAY NIGHT...Clear. Lows 50 to 55. Northwest winds 5 to
10 mph.
.SUNDAY...Clear. Highs 80 to 90. East winds 5 to 6 mph shifting
to the northwest 5 to 8 mph in the afternoon and evening.
.MONDAY...Mostly clear. Lows 55 to 60. Highs 80 to 90. Southwest
winds 5 to 8 mph.
.TUESDAY...Mostly clear. Lows 55 to 60. Highs 80 to 90. Southwest
winds 5 to 8 mph.
.WEDNESDAY...Mostly clear. Lows 50 to 60. Highs 80 to 90.
.THURSDAY...Mostly clear. Lows 50 to 55. Highs 75 to 85.
$$
CAZ281-220230-
Central Siskiyou County Including Shasta Valley-
408 AM PDT Fri Aug 21 2026
...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM
PDT THIS EVENING FOR STRONG GUSTY WIND AND LOW RH...
.Today...
* Sky/weather...........Mostly cloudy.
* Max temperature.......90-95 valleys and 75-80 ridges.
* Min humidity..........15-20 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Breezy. East winds up to 5 mph increasing to
south 15 to 25 mph with gusts to around 40 mph in the
afternoon.
* Ridges/upr slopes....Southeast winds up to 5 mph shifting to the
south 6 to 15 mph with gusts to around 25 mph in the
afternoon. In the Shasta Valley, east winds 5 to 6 mph
increasing to south 15 to 25 mph in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
5200-7300 ft AGL after noon.
* Chance of lightning...............3 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Yreka 92 17 10
.TONIGHT...
* Sky/weather...........Partly cloudy with a slight chance of
showers until midnight, then clear.
* Min temperature.......55-60.
* Max humidity..........50-55 percent.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 9 to 20 mph with gusts to around
35 mph shifting to the northwest 5 to 6 mph after
midnight.
* Ridges/upr slopes....Southwest winds 5 to 10 mph. In the Shasta
Valley, south winds 10 to 20 mph shifting to the west 5 to
6 mph after midnight. Gusts up to 20 mph early in the
evening.
* Mixing Height.....................5100-7000 ft AGL until 2100,
then 400-700 ft AGL.
* Chance of lightning...............3 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Yreka 58 48 10
.SATURDAY...
* Sky/weather...........Sunny.
* Max temperature.......Around 90 valleys and 70-80 ridges.
* Min humidity..........15-20 percent.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 5 to 6 mph shifting to the west
6 to 10 mph with gusts to around 20 mph in the afternoon.
* Ridges/upr slopes....West winds 5 to 10 mph.
* Mixing Height.....................500 ft AGL until 0900.
9500-10700 ft AGL after 1500.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Yreka 89 16
.EXTENDED...
.SATURDAY NIGHT...Clear. Lows 50 to 55. Northwest winds 5 to
15 mph.
.SUNDAY...Sunny in the morning then becoming mostly clear. Highs
80 to 90. Light winds becoming north 5 to 6 mph in the afternoon
and evening.
.MONDAY...Mostly clear. Lows 55 to 60. Highs 85 to 95. South
winds 5 to 8 mph.
.TUESDAY...Mostly clear. Lows 55 to 60. Highs 85 to 95. South
winds 5 to 8 mph.
.WEDNESDAY...Mostly clear. Lows 55 to 60. Highs 80 to 90.
.THURSDAY...Mostly clear. Lows 50 to 55. Highs 80 to 90.
$$
CAZ282-220230-
Shasta-Trinity National Forest in Siskiyou County-
408 AM PDT Fri Aug 21 2026
.Today...
* Sky/weather...........Mostly cloudy.
* Max temperature.......80-85 valleys and 65-70 ridges.
* Min humidity..........20 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Light winds becoming south 10 to 15 mph in
the afternoon.
* Ridges/upr slopes....South winds 5 to 6 mph with gusts to around
20 mph increasing to 10 to 20 mph with gusts to around 30
mph in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
4500-5300 ft AGL after noon.
* Chance of lightning...............1 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Mount Shasta 85 19
.TONIGHT...
* Sky/weather...........Partly cloudy in the evening then clearing.
* Min temperature.......40-50 valleys and 50-55 ridges.
* Max humidity..........65-85 percent valleys and 45-55 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes...Southwest winds 6 to 10 mph shifting to the
west 5 to 6 mph after midnight. Gusts up to 20 mph early
in the evening.
* Ridges/upr slopes....South winds 5 to 10 mph with gusts to around
25 mph.
* Mixing Height.....................3900-4400 ft AGL until 2100,
then 600 ft AGL.
* Chance of lightning...............2 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Mount Shasta 50 69 10
.SATURDAY...
* Sky/weather...........Sunny.
* Max temperature.......80-85 valleys and 65-70 ridges.
* Min humidity..........20 percent.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 5 to 10 mph.
* Ridges/upr slopes....South winds 5 to 15 mph.
* Mixing Height.....................500 ft AGL until 0900.
6200-8500 ft AGL after noon.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Mount Shasta 85 19
.EXTENDED...
.SATURDAY NIGHT...Clear. Lows 40 to 50. Northwest winds 5 to
8 mph.
.SUNDAY...Sunny in the morning then becoming clear. Highs 75 to
85. North winds up to 5 mph shifting to the south 5 to 6 mph in
the afternoon and evening.
.MONDAY...Mostly clear. Lows 40 to 50. Highs 75 to 85. South
winds 5 to 6 mph.
.TUESDAY...Partly cloudy. Lows 40 to 50. Highs 75 to 85. South
winds 5 to 6 mph.
.WEDNESDAY...Mostly clear. Lows 40 to 50. Highs 75 to 85.
.THURSDAY...Mostly clear. Lows 40 to 50. Highs 75 to 85.
$$
CAZ284-285-220230-
Siskiyou County from the Cascade Mountains East and South to Mt
Shasta-Modoc County Except for the Surprise Valley-
408 AM PDT Fri Aug 21 2026
...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM
PDT THIS EVENING FOR STRONG GUSTY WIND AND LOW RH...
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SATURDAY EVENING FOR STRONG GUSTY WIND AND LOW RH...
.Today...
* Sky/weather...........Mostly cloudy.
* Max temperature.......85-90 valleys and 70-80 ridges.
* Min humidity..........15-20 percent.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 5 to 15 mph with gusts to around
30 mph.
* Ridges/upr slopes....South winds 5 to 15 mph with gusts to around
25 mph.
* Mixing Height.....................500 ft AGL until 0900.
5500-9100 ft AGL after noon.
* Chance of lightning...............1 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Juanita lake 86 14
Tulelake 86 22
Alturas 91 13
.TONIGHT...
* Sky/weather...........Mostly cloudy until 2100, then partly
cloudy.
* Min temperature.......50-55.
* Max humidity..........45-60 percent.
* 20-foot winds.........
* Valleys/lwr slopes...Southwest winds 5 to 15 mph. Gusts up to 30
mph early in the evening.
* Ridges/upr slopes....Southwest winds 5 to 15 mph with gusts to
around 25 mph.
* Mixing Height.....................4700-8000 ft AGL until 2100,
then 500-800 ft AGL.
* Chance of lightning...............3 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Juanita lake 55 50 10
Tulelake 52 60 10
Alturas 48 52
.SATURDAY...
* Sky/weather...........Partly cloudy until 0900, then sunny.
* Max temperature.......80-85 valleys and 70-75 ridges.
* Min humidity..........10-15 percent.
* 20-foot winds.........
* Valleys/lwr slopes...South winds 5 to 6 mph shifting to the
southwest 9 to 20 mph with gusts to around 30 mph in the
afternoon.
* Ridges/upr slopes....South winds 5 to 10 mph with gusts to around
25 mph shifting to the southwest 9 to 20 mph with gusts to
around 35 mph in the afternoon. Along Warner Mountain
ridges, south winds 6 to 15 mph shifting to the southwest
15 to 25 mph in the afternoon.
* Mixing Height.....................500 ft AGL until 0900.
7100-10600 ft AGL after noon.
* Chance of lightning...............0 percent.
* Chance of wetting rain (.10 in)...0 percent.
* Chance of wetting rain (.25 in)...0 percent.
&&
TEMP / HUM / POP
Juanita lake 83 14
Tulelake 83 19
Alturas 88 11
.EXTENDED...
.SATURDAY NIGHT...Mostly clear. Lows 45 to 50. West winds 5 to
15 mph.
.SUNDAY...Mostly clear. Highs 80 to 90. Light winds becoming
southwest 5 to 8 mph in the afternoon and evening.
.MONDAY...Mostly clear. Lows 45 to 55. Highs 80 to 90. Southwest
winds 5 to 8 mph.
.TUESDAY...Mostly clear. Lows 45 to 55. Highs 75 to 85. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Mostly clear. Lows 45 to 55. Highs 75 to 85.
.THURSDAY...Mostly clear. Lows 45 to 50. Highs 75 to 85.
$$
.OUTLOOK FOR AUG 28 - SEP 03, 2026
For Oregon...Increased probabilities for near normal temperatures
and near normal precipitation.
For Nrn Calif...Increased probabilities for near normal temperatures
and near normal precipitation.
=
$$