Spot Forecast
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
977
FNUS75 KBOU 212221
FWSBOU
Spot Forecast for North Lone Pine...USFS
National Weather Service Denver/Boulder CO
421 PM MDT Thu Aug 21 2025
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...The warm and dry conditions will last the rest
of this afternoon and evening. Winds should remain fairly
light the rest of this afternoon and overnight tonight. The
airmass over the area is expected to have more moisture and
be somewhat cooler on Friday. Showers and thunderstorms will
be likely on Friday by afternoon with the chance of wetting
rains a good bet. In fact, a cooler more moisture weather
pattern is expected over all of north central and
northeastern Colorado all weekend and well into next week.
Keep aware that in and near thunderstorms, erratic outflow
winds could gust as high as 35 mph the next several days.
.REST OF TODAY...
Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of
showers and thunderstorms.
CWR.................10 percent.
Chance of thunder...19 percent.
Max temperature.....Around 79.
Min humidity........17 percent.
Wind (20 ft)........East winds around 9 mph. Gusty and erratic
winds expected near thunderstorms.
Mixing height.......7400 ft AGL.
Transport winds.....East around 10 mph.
Smoke dispersal.....Good.
TIME (MDT) 5PM
Sky (%).........72
Weather cov.....SCH
Weather type....RW
Tstm cov........SCH
CWR.............10
Chc of thdr (%).20
Temp............74
RH..............27
20 FT wind dir..E
20 FT wind spd..9
20 FT wind gust.15
Mix hgt (kft)...7.4
Transp wind dir.E
Transp wind spd.10
Vrate kt-ft/1K..67
SmokeDispersion.G
.TONIGHT...
Sky/weather.........Mostly cloudy (55-65 percent) until 2300, then
partly cloudy (35-45 percent). Slight chance of
thunderstorms until 2100. Slight chance of rain
showers until 2400.
CWR.................6 percent.
Chance of thunder...18 percent.
Min temperature.....Around 52.
Max humidity........69 percent.
Wind (20 ft)........Northeast winds 6 to 11 mph until 2000, then
north until 2100, then north around 6 mph until
2200, then west until 2300, then southwest
around 5 mph until 2400, then south 5 to 7 mph
until 0300, then southwest around 5 mph until
0500, then variable up to 5 mph. Gusty and
erratic winds expected near thunderstorms until
2100.
Mixing height.......5400 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....East 8 to 12 mph until 2200, then northeast 8
to 11 mph until 2400, then light until 0300,
then west 8 to 9 mph until 0500, then light.
Smoke dispersal.....Fair until 1900. Poor after 0400.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........71 63 61 53 54 45 35 35 34 38 44 50
Weather cov.....SCH SCH SCH SCH SCH SCH
Weather type....RW RW RW RW RW RW
Tstm cov........SCH SCH SCH
CWR.............10 10 10 10 10 10 0 0 0 0 0 0
Chc of thdr (%).20 20 20 10 10 10 0 0 0 0 0 0
Temp............71 67 63 59 58 57 56 55 54 53 52 52
RH..............32 39 46 55 57 57 59 64 66 69 69 66
20 FT wind dir..E NE N N W SW S S SW SW SW SW
20 FT wind spd..8 8 6 6 6 5 5 5 5 3 3 3
20 FT wind gust.13 13 9 9 9 7 7 7 7 6 6 6
Mix hgt (kft)...5.4 2.4 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6
Transp wind dir.E E NE E NE E E SE S W W W
Transp wind spd.9 10 8 8 8 8 7 7 6 7 5 5
Vrate kt-ft/1K..44 22 4 4 4 4 4 4 3 4 2 2
SmokeDispersion.F P P P P P P P P P P P
.FRIDAY...
Sky/weather.........Mostly cloudy (50-60 percent) until 0800, then
partly cloudy (45-55 percent) until 0900, then
mostly cloudy (70-80 percent). Slight chance of
rain showers and thunderstorms after 1000 until
1200, then chance of rain showers and
thunderstorms until 1300, then rain showers
with thunderstorms likely.
CWR.................5 percent increasing to 85 percent.
Chance of thunder...65 percent.
Max temperature.....Around 69.
Min humidity........44 percent.
Wind (20 ft)........West winds around 5 mph until 0800, then
variable up to 5 mph until 0900, then north
around 5 mph until 1000, then east 5 to 12 mph
until 1400, then 5 to 13 mph. Gusty and erratic
winds expected near thunderstorms after 1000.
Mixing height.......Below 1000 FT AGL until 0900. 3700 ft AGL after
1200.
Transport winds.....West 8 to 9 mph until 0800, then northwest
around 8 mph until 1000, then light until 1100,
then northeast 8 to 12 mph until 1300, then
east around 12 mph until 1400, then northeast
around 13 mph until 1500, then east.
Smoke dispersal.....Poor until 1200, then fair until 1500, then
poor.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........52 54 50 56 57 70 78 88 88 92 92 92
Weather cov..... SCH SCH CHC DEF DEF DEF DEF DEF
Weather type.... RW RW RW RW RW RW RW RW
Tstm cov........ SCH SCH CHC LKY LKY LKY LKY LKY
CWR.............0 0 0 0 10 10 50 80 80 90 80 80
Chc of thdr (%).0 0 0 20 20 20 60 60 60 70 70 70
Temp............53 55 58 62 65 68 69 67 64 61 59 59
RH..............64 59 57 52 48 44 44 49 56 65 69 69
20 FT wind dir..W W W N NE E E E E E E E
20 FT wind spd..3 3 3 5 6 6 7 8 8 8 7 7
20 FT wind gust.6 6 6 7 9 9 12 13 13 13 12 13
Mix hgt (kft)...0.6 0.6 0.6 1.5 2.4 3.7 4.6 4.5 3.9 3.1 2.4 2.4
Transp wind dir.W W NW N N NE NE E NE E E E
Transp wind spd.6 6 5 6 7 8 10 12 13 10 10 10
Vrate kt-ft/1K..3 3 3 8 15 26 41 45 43 28 22 21
SmokeDispersion.P P P P P P F F F P P P
$$
Forecaster...RJK
Requested by...Amanda Shoaf
Type of request...WILDFIRE
.TAG 2520404.0/BOU
.DELDT 08/21/25
.FormatterVersion 2.0.0
.EMAIL amanda.shoaf@usda.gov