Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
952
FNUS56 KEKA 022107
FWFEKA
FIRE WEATHER PLANNING FORECAST FOR NORTHWEST CALIFORNIA
NATIONAL WEATHER SERVICE Eureka CA
207 PM PDT Tue Sep 2 2025
...RED FLAG WARNING FOR DRY THUNDERSTORMS IN EFFECT UNTIL 8 PM
PDT THIS EVENING FOR ZONES 204 AND 283...
...ELEVATED TO LOCALLY CRITICAL FIRE WEATHER CONDITIONS POSSIBLE
THIS AFTERNOON AND EVENING IN ALL INTERIOR AREAS...
.DISCUSSION...Temperatures climbing rapidly to above normal
across the interior as the surge of moisture continues to move
northward and the sky clear out from south to north. With
increasing instability this afternoon, there remain slight chance
(15%) of isolated dry thunderstorms in the interior through this
evening, primarily for Trinity County. Diurnal, terrain driven
winds forecasted with breezy afternoon winds outside of any gusty
winds from thunderstorms. Gusty and erratic outflow winds of 40 to
60 mph are possible with any storms that do form. Wednesday
through the end of the week gradual cooling is expected with highs
mainly in the 80s by Saturday. Thursday and Friday, an approaching
upper level low/trough will bring a slight chance (10-20%) of
showers for the northern portion of the forecast area, especially
for Del Norte County.
CAZ201-031330-
North Coast-
207 PM PDT Tue Sep 2 2025
.TONIGHT...
* Sky/Weather............Partly cloudy. Patchy dense fog after
midnight.
* Chance Lightning.......0%.
* Min Temperature.......
Valleys/lwr slopes...53-60
Ridges/upr slopes....55-63
* Max Humidity.......
Valleys/lwr slopes...76-91 percent
Ridges/upr slopes....63-78 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northwest winds 5 to 8 mph.
Ridges/upr slopes....Northwest winds 5 to 10 mph...shifting to
the northeast after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy. Patchy dense fog in the
morning.
* Chance Lightning.......0%.
* Max Temperature.......
Valleys/lwr slopes...74-82
Ridges/upr slopes....72-80
* Min Humidity.......
Valleys/lwr slopes...69-79 percent
Ridges/upr slopes....60-70 percent
* 20-Foot Winds...
Valleys/lwr slopes...West winds 5 to 8 mph.
Ridges/upr slopes....West winds 5 to 8 mph.
* Mixing Height..........2000 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Partly cloudy. Patchy dense fog in the
evening. Patchy fog early in the morning.
* Min Temperature.......
Valleys/lwr slopes...53-60
Ridges/upr slopes....56-64
* Max Humidity.......
Valleys/lwr slopes...77-92 percent
Ridges/upr slopes....65-80 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northwest winds 5 to 6 mph in the
evening...becoming downslope/downvalley 2
to 4 mph.
Ridges/upr slopes....Northwest winds 5 to 6 mph...shifting to
the northeast after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Partly cloudy. Patchy fog early in the
morning.
* Max Temperature.......
Valleys/lwr slopes...73-81
Ridges/upr slopes....71-79
* Min Humidity.......
Valleys/lwr slopes...76-86 percent
Ridges/upr slopes....65-75 percent
* 20-Foot Winds...
Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming
west 5 to 6 mph in the afternoon.
Ridges/upr slopes....Variable 2 to 4 mph...becoming west 5 to 6
mph in the afternoon.
* Mixing Height..........2400 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
CAZ202-031330-
Coastal Mendocino-
207 PM PDT Tue Sep 2 2025
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Chance Lightning.......0%.
* Min Temperature.......
Valleys/lwr slopes...53-56
Ridges/upr slopes....51-57
* Max Humidity.......
Valleys/lwr slopes...84-99 percent
Ridges/upr slopes....74-89 percent
* 20-Foot Winds...
Valleys/lwr slopes...West winds 5 to 6 mph in the
evening...becoming downslope/downvalley 2
to 4 mph.
Ridges/upr slopes....West winds 5 mph in the evening...becoming
downslope/downvalley 2 to 4 mph.
* Mixing Height..........100 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy then becoming partly cloudy.
Patchy fog early in the morning.
* Chance Lightning.......0%.
* Max Temperature.......
Valleys/lwr slopes...69-77
Ridges/upr slopes....72-80
* Min Humidity.......
Valleys/lwr slopes...61-76 percent
Ridges/upr slopes....50-60 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southwest winds 5 to 8 mph.
Ridges/upr slopes....Southwest winds 5 to 8 mph.
* Mixing Height..........1500 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Partly cloudy. Patchy fog in the late
evening and overnight.
* Min Temperature.......
Valleys/lwr slopes...53-56
Ridges/upr slopes....47-55
* Max Humidity.......
Valleys/lwr slopes...83-98 percent
Ridges/upr slopes....74-89 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northwest winds 5 to 7 mph.
Ridges/upr slopes....Northwest winds 5 mph in the
evening...becoming downslope/downvalley 2
to 4 mph.
* Mixing Height..........100 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Partly cloudy. Patchy fog in the morning.
* Max Temperature.......
Valleys/lwr slopes...66-74
Ridges/upr slopes....70-78
* Min Humidity.......
Valleys/lwr slopes...73-88 percent
Ridges/upr slopes....62-72 percent
* 20-Foot Winds...
Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming
west 5 to 7 mph in the afternoon.
Ridges/upr slopes....Variable 2 to 4 mph...becoming west 5 to 6
mph in the afternoon.
* Mixing Height..........1600 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
CAZ204-031330-
Lower Middle Klamath-
207 PM PDT Tue Sep 2 2025
...RED FLAG WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING...
.TONIGHT...
* Sky/Weather............Mostly clear. Slight chance of rain early
in the evening. Isolated thunderstorms in
the evening. Isolated showers late in the
evening. Areas of smoke until early
morning. Patchy smoke late in the night.
* Chance Lightning.......20% decreasing to 0% after midnight.
* Min Temperature.......
Valleys/lwr slopes...62-67
Ridges/upr slopes....65-68
* Max Humidity.......
Valleys/lwr slopes...54-64 percent
Ridges/upr slopes....35-44 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southwest winds 5 to 8 mph...shifting to
the east 5 to 6 mph after midnight.
Ridges/upr slopes....North winds 5 to 7 mph...shifting to the
east after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Sunny. Patchy smoke early in the morning,
then areas of smoke in the late morning
and afternoon. Haze in the afternoon.
* Chance Lightning.......0%.
* Max Temperature.......
Valleys/lwr slopes...94-102
Ridges/upr slopes....79-87
* Min Humidity.......
Valleys/lwr slopes...18-25 percent
Ridges/upr slopes....30-38 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southeast winds 5 to 6 mph...shifting to
the southwest 5 to 10 mph in the
afternoon.
Ridges/upr slopes....East winds 5 to 7 mph...shifting to the
west 5 to 8 mph in the afternoon.
* Mixing Height..........10900 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly clear. Areas of smoke.
* Min Temperature.......
Valleys/lwr slopes...58-66
Ridges/upr slopes....65-68
* Max Humidity.......
Valleys/lwr slopes...54-69 percent
Ridges/upr slopes....39-48 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southwest winds 5 to 10 mph in the
evening...becoming downslope/downvalley 2
to 5 mph.
Ridges/upr slopes....Northwest winds 5 to 8 mph...shifting to
the east 5 to 6 mph after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Sunny then becoming partly cloudy.
* Max Temperature.......
Valleys/lwr slopes...92-100
Ridges/upr slopes....76-84
* Min Humidity.......
Valleys/lwr slopes...22-27 percent
Ridges/upr slopes....28-36 percent
* 20-Foot Winds...
Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming
southwest 5 to 8 mph in the afternoon.
Ridges/upr slopes....East winds 5 to 6 mph...shifting to the
west 5 to 7 mph in the afternoon.
* Mixing Height..........8600 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
CAZ203-031330-
Upper Smith-
207 PM PDT Tue Sep 2 2025
.TONIGHT...
* Sky/Weather............Partly cloudy. Slight chance of showers
and thunderstorms in the evening. Haze and
patchy smoke in the late evening and
overnight.
* Chance Lightning.......20% decreasing to 0% after midnight.
* Min Temperature.......
Valleys/lwr slopes...62-65
Ridges/upr slopes....64-69
* Max Humidity.......
Valleys/lwr slopes...56-65 percent
Ridges/upr slopes....41-51 percent
* 20-Foot Winds...
Valleys/lwr slopes...South winds 5 to 6 mph...shifting to the
east 5 mph after midnight.
Ridges/upr slopes....East winds 5 to 9 mph.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy then becoming sunny. Patchy
smoke early in the morning. Haze through
the day.
* Chance Lightning.......0%.
* Max Temperature.......
Valleys/lwr slopes...86-92
Ridges/upr slopes....79-87
* Min Humidity.......
Valleys/lwr slopes...33-43 percent
Ridges/upr slopes....32-40 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northeast winds 5 to 6 mph...shifting to
the west 5 to 9 mph in the afternoon.
Ridges/upr slopes....East winds 5 to 9 mph...shifting to the
west 5 to 6 mph in the afternoon.
* Mixing Height..........5500 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly clear. Haze through the night.
Patchy smoke after midnight.
* Min Temperature.......
Valleys/lwr slopes...61-64
Ridges/upr slopes....63-68
* Max Humidity.......
Valleys/lwr slopes...60-70 percent
Ridges/upr slopes....45-55 percent
* 20-Foot Winds...
Valleys/lwr slopes...West winds 5 to 6 mph in the
evening...becoming downslope/downvalley 2
to 4 mph.
Ridges/upr slopes....Northwest winds 5 to 6 mph...shifting to
the east after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Partly cloudy. Haze and patchy smoke early
in the morning.
* Max Temperature.......
Valleys/lwr slopes...82-88
Ridges/upr slopes....76-84
* Min Humidity.......
Valleys/lwr slopes...39-49 percent
Ridges/upr slopes....32-42 percent
* 20-Foot Winds...
Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming
west 5 to 8 mph in the afternoon.
Ridges/upr slopes....East winds 5 to 6 mph...shifting to the
west in the afternoon.
* Mixing Height..........3700 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
CAZ211-212-031330-
Hoopa-Van Duzen/Mad River-
207 PM PDT Tue Sep 2 2025
.TONIGHT...
* Sky/Weather............Mostly clear. Slight chance of rain in the
evening.
* Chance Lightning.......0%.
* Min Temperature.......
Valleys/lwr slopes...58-65
Ridges/upr slopes....58-66
* Max Humidity.......
Valleys/lwr slopes...61-76 percent
Ridges/upr slopes....45-55 percent
* 20-Foot Winds...
Valleys/lwr slopes...North winds 5 to 8 mph.
Ridges/upr slopes....North winds 5 to 6 mph...shifting to the
east 5 to 9 mph after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Sunny.
* Chance Lightning.......0%.
* Max Temperature.......
Valleys/lwr slopes...91-99
Ridges/upr slopes....81-89
* Min Humidity.......
Valleys/lwr slopes...21-29 percent
Ridges/upr slopes....26-34 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northwest winds 5 to 9 mph.
Ridges/upr slopes....Southeast winds 5 to 9 mph...shifting to
the southwest 5 to 7 mph in the afternoon.
* Mixing Height..........6300 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature.......
Valleys/lwr slopes...56-64
Ridges/upr slopes....56-64
* Max Humidity.......
Valleys/lwr slopes...61-76 percent
Ridges/upr slopes....45-55 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northwest winds 5 to 8 mph in the
evening...becoming downslope/downvalley 2
to 5 mph.
Ridges/upr slopes....Northwest winds 5 to 6 mph...shifting to
the east 5 to 7 mph after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Sunny then becoming partly cloudy then
becoming sunny.
* Max Temperature.......
Valleys/lwr slopes...89-97
Ridges/upr slopes....79-87
* Min Humidity.......
Valleys/lwr slopes...28-36 percent
Ridges/upr slopes....28-36 percent
* 20-Foot Winds...
Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming
west 5 to 8 mph in the afternoon.
Ridges/upr slopes....Southeast winds 5 to 6 mph...shifting to
the southwest 5 to 7 mph in the afternoon.
* Mixing Height..........6800 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
CAZ283-031330-
Trinity-
207 PM PDT Tue Sep 2 2025
...RED FLAG WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING...
.TONIGHT...
* Sky/Weather............Mostly clear. Patchy smoke in the evening.
Slight chance of showers and thunderstorms
until early morning.
* Chance Lightning.......20%.
* Min Temperature.......
Valleys/lwr slopes...57-62
Ridges/upr slopes....57-65
* Max Humidity.......
Valleys/lwr slopes...51-61 percent
Ridges/upr slopes....38-48 percent
* 20-Foot Winds...
Valleys/lwr slopes...East winds 5 to 8 mph.
Ridges/upr slopes....East winds 5 to 9 mph.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Sunny then becoming partly cloudy. Patchy
smoke early in the morning. Haze in the
morning.
* Chance Lightning.......10%.
* Max Temperature.......
Valleys/lwr slopes...92-97
Ridges/upr slopes....78-86
* Min Humidity.......
Valleys/lwr slopes...14-19 percent
Ridges/upr slopes....17-25 percent
* 20-Foot Winds...
Valleys/lwr slopes...East winds 5 to 8 mph.
Ridges/upr slopes....Southeast winds 5 to 11 mph.
* Mixing Height..........9000 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature.......
Valleys/lwr slopes...61-66
Ridges/upr slopes....58-66
* Max Humidity.......
Valleys/lwr slopes...49-59 percent
Ridges/upr slopes....36-46 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southeast winds 5 to 6 mph in the
evening...becoming downslope/downvalley 2
to 4 mph.
Ridges/upr slopes....South winds 5 to 7 mph...shifting to the
east 5 to 6 mph after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Sunny then becoming partly cloudy.
* Max Temperature.......
Valleys/lwr slopes...91-97
Ridges/upr slopes....78-86
* Min Humidity.......
Valleys/lwr slopes...16-21 percent
Ridges/upr slopes....22-30 percent
* 20-Foot Winds...
Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming
southeast 5 to 6 mph in the afternoon.
Ridges/upr slopes....East winds 5 to 6 mph...shifting to the
south 5 to 7 mph in the afternoon.
* Mixing Height..........10100 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
CAZ276-031330-
Interior Mendocino-
207 PM PDT Tue Sep 2 2025
.TONIGHT...
* Sky/Weather............Mostly clear.
* Chance Lightning.......0%.
* Min Temperature.......
Valleys/lwr slopes...56-64
Ridges/upr slopes....57-65
* Max Humidity.......
Valleys/lwr slopes...61-76 percent
Ridges/upr slopes....56-71 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southwest winds 5 to 6 mph...shifting to
the southeast 5 mph after midnight.
Ridges/upr slopes....Southwest winds 5 to 6 mph...shifting to
the southeast 5 mph after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy.
* Chance Lightning.......0%.
* Max Temperature.......
Valleys/lwr slopes...86-94
Ridges/upr slopes....81-89
* Min Humidity.......
Valleys/lwr slopes...29-37 percent
Ridges/upr slopes....35-43 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southwest winds 5 to 8 mph.
Ridges/upr slopes....Southwest winds 5 to 8 mph.
* Mixing Height..........4200 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature.......
Valleys/lwr slopes...54-62
Ridges/upr slopes....55-63
* Max Humidity.......
Valleys/lwr slopes...61-76 percent
Ridges/upr slopes....58-73 percent
* 20-Foot Winds...
Valleys/lwr slopes...West winds 5 to 8 mph in the
evening...becoming downslope/downvalley 2
to 5 mph.
Ridges/upr slopes....Northwest winds 5 to 6 mph...shifting to
the north 5 mph after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Sunny.
* Max Temperature.......
Valleys/lwr slopes...83-91
Ridges/upr slopes....78-86
* Min Humidity.......
Valleys/lwr slopes...39-47 percent
Ridges/upr slopes....42-52 percent
* 20-Foot Winds...
Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming
southwest 5 to 8 mph in the afternoon.
Ridges/upr slopes....Variable 2 to 4 mph...becoming southwest 5
to 7 mph in the afternoon.
* Mixing Height..........4800 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
CAZ277-031330-
W Mendocino NF/E Mendocino Unit-
207 PM PDT Tue Sep 2 2025
.TONIGHT...
* Sky/Weather............Mostly clear. Slight chance of rain in the
evening.
* Chance Lightning.......0%.
* Min Temperature.......
Valleys/lwr slopes...57-65
Ridges/upr slopes....61-69
* Max Humidity.......
Valleys/lwr slopes...54-64 percent
Ridges/upr slopes....36-46 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southwest winds 5 to 6 mph...shifting to
the east after midnight.
Ridges/upr slopes....Southeast winds 5 to 12 mph.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Sunny then becoming partly cloudy.
* Chance Lightning.......0%.
* Max Temperature.......
Valleys/lwr slopes...91-99
Ridges/upr slopes....80-88
* Min Humidity.......
Valleys/lwr slopes...15-20 percent
Ridges/upr slopes....15-21 percent
* 20-Foot Winds...
Valleys/lwr slopes...Southwest winds 5 to 8 mph.
Ridges/upr slopes....Southwest winds 5 to 9 mph.
* Mixing Height..........6900 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature.......
Valleys/lwr slopes...55-63
Ridges/upr slopes....61-69
* Max Humidity.......
Valleys/lwr slopes...50-60 percent
Ridges/upr slopes....31-41 percent
* 20-Foot Winds...
Valleys/lwr slopes...West winds 5 to 6 mph in the
evening...becoming downslope/downvalley 2
to 4 mph.
Ridges/upr slopes....West winds 5 to 6 mph...shifting to the
east after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Sunny then becoming partly cloudy then
becoming sunny.
* Max Temperature.......
Valleys/lwr slopes...90-97
Ridges/upr slopes....79-87
* Min Humidity.......
Valleys/lwr slopes...18-24 percent
Ridges/upr slopes....18-24 percent
* 20-Foot Winds...
Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming
southwest 5 to 8 mph in the afternoon.
Ridges/upr slopes....East winds 5 to 6 mph...shifting to the
southwest 5 to 8 mph in the afternoon.
* Mixing Height..........8300 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
CAZ264-031330-
Lake County Portion of Lake/Napa/Sonoma RU-
207 PM PDT Tue Sep 2 2025
.TONIGHT...
* Sky/Weather............Mostly clear.
* Chance Lightning.......0%.
* Min Temperature.......
Valleys/lwr slopes...around 60
Ridges/upr slopes....around 70
* Max Humidity.......
Valleys/lwr slopes...50 percent
Ridges/upr slopes....33-43 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northwest winds 5 to 8 mph.
Ridges/upr slopes....Southwest winds 5 to 7 mph...shifting to
the southeast after midnight.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY...
* Sky/Weather............Sunny then becoming partly cloudy.
* Chance Lightning.......0%.
* Max Temperature.......
Valleys/lwr slopes...around 92
Ridges/upr slopes....84-89
* Min Humidity.......
Valleys/lwr slopes...13 percent
Ridges/upr slopes....15-21 percent
* 20-Foot Winds...
Valleys/lwr slopes...East winds 5 to 6 mph...shifting to the
south 5 to 7 mph in the afternoon.
Ridges/upr slopes....Southeast winds 5 to 7 mph...shifting to
the south 5 to 8 mph in the afternoon.
* Mixing Height..........5400 ft AGL.
* Chc of Wetting Rain....0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature.......
Valleys/lwr slopes...around 60
Ridges/upr slopes....around 70
* Max Humidity.......
Valleys/lwr slopes...44 percent
Ridges/upr slopes....30-40 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northwest winds 6 mph...shifting to the
north 5 to 6 mph after midnight.
Ridges/upr slopes....West winds 5 to 7 mph in the
evening...becoming downslope/downvalley 2
to 4 mph.
* Mixing Height..........0 ft AGL.
* Chc of Wetting Rain....0 percent.
.THURSDAY...
* Sky/Weather............Sunny.
* Max Temperature.......
Valleys/lwr slopes...around 90
Ridges/upr slopes....82-87
* Min Humidity.......
Valleys/lwr slopes...19 percent
Ridges/upr slopes....21-29 percent
* 20-Foot Winds...
Valleys/lwr slopes...Northeast winds 5 mph...shifting to the
southwest 5 to 7 mph in the afternoon.
Ridges/upr slopes....Variable 2 to 5 mph...becoming southwest 5
to 8 mph in the afternoon.
* Mixing Height..........6700 ft AGL.
* Chc of Wetting Rain....0 percent.
$$
.EXTENDED FORECAST FOR DAYS 3 THROUGH 5...
...Northwest California Coast...
.FRIDAY...Mostly cloudy with slight chance of rain. Patchy fog.
Lows in the mid to upper 50s. Highs 62 to 68. West winds 5 mph.
.SATURDAY...Mostly cloudy with slight chance of rain. Patchy fog.
Lows in the lower to mid 50s. Highs 63 to 69. Winds generally
less than 5 mph.
.SUNDAY...Mostly cloudy. Patchy fog. Lows in the lower to mid
50s. Highs 64 to 70. Winds generally less than 5 mph.
...Northwest California Interior...
.FRIDAY...Mostly clear. Lows 52 to 60. Highs 77 to 89. West winds
5 mph.
.SATURDAY...Mostly clear. Patchy fog in the morning. Lows 51 to
59. Highs 76 to 87. West winds 5 mph.
.SUNDAY...Mostly clear. Patchy fog in the morning. Lows 51 to 59.
Highs 76 to 87. West winds 5 mph.
.6 to 10 DAY OUTLOOK...Monday September 8 THROUGH Friday September 12, 2025...
FOR NW CALIF...BELOW NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
$$
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