Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
661
FNUS56 KEKA 200830
FWFEKA
Fire Weather Planning Forecast for Northwest California
National Weather Service Eureka CA
1230 AM PST Thu Nov 20 2025
.DISCUSSION...Showers will linger some into Thursday after a
frontal passage. Chilly overnight lows will return while daytime
highs warm Friday and through the weekend. There is a slight
chance for additional rainfall early next week.
CAZ201-210215-
North Coast-
1230 AM PST Thu Nov 20 2025
.TODAY...
* Sky/Weather...Mostly cloudy then becoming partly cloudy. Chance
of rain through the day.
* Max Temperature...47-56.
* Min Humidity...72-87 percent.
* MIXING HEIGHT...3500 ft AGL.
* SNOW LEVEL...4200 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 8 mph.
.TONIGHT...
* Sky/Weather...Partly cloudy. Patchy fog after midnight.
* Min Temperature...37-45.
* Max Humidity...80-95 percent.
* MIXING HEIGHT...0 ft AGL.
* SNOW LEVEL...Above 4300 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 9 mph.
.FRIDAY...
* Sky/Weather...Partly cloudy then becoming sunny. Patchy fog early
in the morning.
* Max Temperature...55-63.
* Min Humidity...54-69 percent.
* MIXING HEIGHT...2900 ft AGL.
* SNOW LEVEL...Above 4300 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 8 mph.
$$
CAZ202-210215-
Coastal Mendocino-
1230 AM PST Thu Nov 20 2025
.TODAY...
* Sky/Weather...Partly cloudy then becoming sunny. Slight chance of
rain until late afternoon.
* Max Temperature...52-60.
* Min Humidity...71-83 percent.
* MIXING HEIGHT...2900 ft AGL.
* SNOW LEVEL...Above 2200 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northwest winds 6 to 11 mph.
RIDGES...............Northwest winds 6 to 11 mph.
.TONIGHT...
* Sky/Weather...Partly cloudy. Patchy fog after midnight.
* Min Temperature...37-45.
* Max Humidity...81-96 percent.
* MIXING HEIGHT...0 ft AGL.
* SNOW LEVEL...Above 2200 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 8 mph.
.FRIDAY...
* Sky/Weather...Partly cloudy then becoming sunny. Patchy fog early
in the morning.
* Max Temperature...58-66.
* Min Humidity...53-68 percent.
* MIXING HEIGHT...2400 ft AGL.
* SNOW LEVEL...Above 2200 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 8 mph.
$$
CAZ203-204-210215-
Upper Smith-Lower Middle Klamath-
1230 AM PST Thu Nov 20 2025
.TODAY...
* Sky/Weather...Mostly cloudy then becoming partly cloudy. Patchy
fog in the morning. Chance of showers and snow
early in the morning. Rain likely in the late
morning and early afternoon, then slight chance of
rain late in the afternoon.
* Max Temperature...41-51.
* Min Humidity...71-84 percent.
* MIXING HEIGHT...4700 ft AGL.
* SNOW LEVEL...3900 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Upslope/upvalley 1 to 3 mph.
RIDGES...............Northwest winds 5 mph.
.TONIGHT...
* Sky/Weather...Mostly clear.
* Min Temperature...32-40.
* Max Humidity...75-90 percent.
* MIXING HEIGHT...0 ft AGL.
* SNOW LEVEL...4400 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northeast winds 5 to 8 mph.
RIDGES...............Northeast winds 5 to 8 mph.
.FRIDAY...
* Sky/Weather...Sunny.
* Max Temperature...50-60.
* Min Humidity...51-61 percent.
* MIXING HEIGHT...4000 ft AGL.
* SNOW LEVEL...4700 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northeast winds 5 to 8 mph.
RIDGES...............Northeast winds 5 to 8 mph.
$$
CAZ211-212-210215-
Hoopa-Van Duzen/Mad River-
1230 AM PST Thu Nov 20 2025
.TODAY...
* Sky/Weather...Partly cloudy then becoming mostly cloudy then
becoming partly cloudy. Patchy fog early in the
morning. Slight chance of rain and snow early in
the morning, then chance of rain in the late
morning and afternoon.
* Max Temperature...43-53.
* Min Humidity...65-80 percent.
* MIXING HEIGHT...4300 ft AGL.
* SNOW LEVEL...4200 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northwest winds 5 to 8 mph.
RIDGES...............Northwest winds 5 to 8 mph.
.TONIGHT...
* Sky/Weather...Partly cloudy. Patchy fog early in the morning.
* Min Temperature...32-40.
* Max Humidity...79-94 percent.
* MIXING HEIGHT...0 ft AGL.
* SNOW LEVEL...4500 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 8 mph.
.FRIDAY...
* Sky/Weather...Sunny. Patchy fog early in the morning.
* Max Temperature...52-62.
* Min Humidity...43-53 percent.
* MIXING HEIGHT...3700 ft AGL.
* SNOW LEVEL...4800 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 8 mph.
$$
CAZ283-210215-
Trinity-
1230 AM PST Thu Nov 20 2025
.TODAY...
* Sky/Weather...Partly cloudy then becoming sunny. Slight chance of
snow until late afternoon. Slight chance of rain
through the day.
* Max Temperature...39-49.
* Min Humidity...62-77 percent.
* MIXING HEIGHT...4700 ft AGL.
* SNOW LEVEL...3900 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northwest winds 5 to 8 mph.
RIDGES...............Northwest winds 5 to 8 mph.
.TONIGHT...
* Sky/Weather...Mostly clear. Patchy fog early in the morning.
* Min Temperature...28-36.
* Max Humidity...72-87 percent.
* MIXING HEIGHT...0 ft AGL.
* SNOW LEVEL...4400 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northwest winds 5 mph in the
evening...becoming downslope/downvalley 2
to 4 mph.
RIDGES...............North winds 5 to 8 mph.
.FRIDAY...
* Sky/Weather...Sunny. Patchy fog early in the morning.
* Max Temperature...47-57.
* Min Humidity...47-57 percent.
* MIXING HEIGHT...4600 ft AGL.
* SNOW LEVEL...4700 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northeast winds 5 to 8 mph.
RIDGES...............Northeast winds 5 to 8 mph.
$$
CAZ276-210215-
Interior Mendocino-
1230 AM PST Thu Nov 20 2025
.TODAY...
* Sky/Weather...Partly cloudy then becoming sunny. Slight chance of
rain.
* Max Temperature...49-58.
* Min Humidity...67-78 percent.
* MIXING HEIGHT...4000 ft AGL.
* SNOW LEVEL...Above 4000 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northwest winds 5 to 9 mph.
RIDGES...............Northwest winds 5 to 9 mph.
.TONIGHT...
* Sky/Weather...Partly cloudy then becoming mostly cloudy. Patchy
fog after midnight.
* Min Temperature...35-43.
* Max Humidity...80-95 percent.
* MIXING HEIGHT...0 ft AGL.
* SNOW LEVEL...Above 4000 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 8 mph.
.FRIDAY...
* Sky/Weather...Partly cloudy then becoming sunny. Patchy fog in
the morning.
* Max Temperature...57-67.
* Min Humidity...49-58 percent.
* MIXING HEIGHT...3600 ft AGL.
* SNOW LEVEL...Above 4000 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 mph in the
morning...becoming upslope/upvalley 2 to 4
mph.
RIDGES...............North winds 5 to 8 mph.
$$
CAZ277-210215-
W Mendocino NF/E Mendocino Unit-
1230 AM PST Thu Nov 20 2025
.TODAY...
* Sky/Weather...Mostly cloudy then becoming partly cloudy then
becoming sunny. Chance of rain early in the
morning. Slight chance of snow until late
afternoon. Slight chance of rain in the late
morning and afternoon.
* Max Temperature...42-52.
* Min Humidity...62-75 percent.
* MIXING HEIGHT...4800 ft AGL.
* SNOW LEVEL...4100 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northwest winds 5 to 8 mph.
RIDGES...............Northwest winds 5 to 8 mph.
.TONIGHT...
* Sky/Weather...Partly cloudy. Patchy fog early in the morning.
* Min Temperature...32-40.
* Max Humidity...74-89 percent.
* MIXING HEIGHT...0 ft AGL.
* SNOW LEVEL...4700 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 8 mph.
RIDGES...............North winds 5 to 9 mph.
.FRIDAY...
* Sky/Weather...Partly cloudy then becoming sunny. Patchy fog early
in the morning.
* Max Temperature...51-61.
* Min Humidity...45-55 percent.
* MIXING HEIGHT...4500 ft AGL.
* SNOW LEVEL...5300 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northeast winds 5 to 8 mph.
RIDGES...............Northeast winds 5 to 8 mph.
$$
CAZ264-210215-
Lake County Portion of Lake/Napa/Sonoma RU-
1230 AM PST Thu Nov 20 2025
.TODAY...
* Sky/Weather...Mostly cloudy then becoming partly cloudy. Chance
of rain until late afternoon, then slight chance of
rain late in the afternoon.
* Max Temperature...49-58.
* Min Humidity...65-77 percent.
* MIXING HEIGHT...3800 ft AGL.
* SNOW LEVEL...4500 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northwest winds 6 to 11 mph.
RIDGES...............Northwest winds 6 to 11 mph.
.TONIGHT...
* Sky/Weather...Partly cloudy.
* Min Temperature...37-45.
* Max Humidity...72-87 percent.
* MIXING HEIGHT...0 ft AGL.
* SNOW LEVEL...Above 4700 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......Northwest winds 5 to 9 mph.
RIDGES...............Northwest winds 6 to 11 mph.
.FRIDAY...
* Sky/Weather...Partly cloudy then becoming sunny.
* Max Temperature...57-65.
* Min Humidity...45-55 percent.
* MIXING HEIGHT...3700 ft AGL.
* SNOW LEVEL...Above 4700 feet.
* 20-FOOT WINDS...
VALLEYS/SLOPES.......North winds 5 to 9 mph.
RIDGES...............North winds 5 to 10 mph.
$$
.EXTENDED FORECAST FOR DAYS 3 THROUGH 5...
...Northwest California Coast...
.SATURDAY...Mostly clear. Lows 40 to 48. Highs 56 to 64.
Northeast winds 5 mph.
.SUNDAY...Partly cloudy. Lows 41 to 49. Highs 54 to 62. North
winds 5 mph.
.MONDAY...Mostly cloudy with slight chance of rain. Lows 42 to
50. Highs 54 to 62. North winds 5 mph.
.TUESDAY...Mostly cloudy. Lows 38 to 46. Highs 53 to 61.
.WEDNESDAY...Mostly cloudy with slight chance of rain. Lows 40 to
48. Highs 55 to 63.
...Northwest California Interior...
.SATURDAY...Mostly clear. Lows 36 to 45. Highs 60 to 68.
Northeast winds 5 mph.
.SUNDAY...Mostly clear. Lows 37 to 45. Highs 58 to 67. Winds
generally less than 5 mph.
.MONDAY...Partly cloudy. Lows 37 to 45. Highs 55 to 64. North
winds 5 mph.
.TUESDAY...Partly cloudy. Lows 35 to 44. Highs 55 to 64.
.WEDNESDAY...Mostly cloudy. Lows 38 to 46. Highs 57 to 66.
.6 to 10 DAY OUTLOOK...Tuesday November 25 THROUGH Saturday November 29, 2025...
FOR NW CALIF...ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
$$
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