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SEVERE WX : Fire Weather Watch - Freeze Warning View Alerts

Severe Weather Alerts

Last Updated: 2:42 PM

Fire Weather Watch

Areas Affected: Burney Basin and Northeast Plateau in Shasta County Including Northwest Lassen NF north of Lassen NP; Northern Motherlode From 1000 to 3000 Ft. From Yuba To Amador Counties; Southern Motherlode From 1000 to 3000 Ft, Calaveras and Toulumne Counties; Stanislaus National Forest

NWS Sacramento (North Central California)

...Critical Fire Weather Conditions through Friday Afternoon for Gusty Wind and Low Humidity... ...Critical to Extreme Fire Weather Conditions Late Sunday Morning through Tuesday afternoon Due to Strong Winds and Poor Humidity... .Critical fire weather conditions will continue through Friday afternoon. There will be a brief reprieve in the winds and poor humidity on Saturday. By Sunday morning, the next event arrives to northern California and this looks to be the strongest event of the year, so far. Significantly stronger north and east winds and extremely poor humidity values are forecast. Extreme caution should be taken to prevent new fire starts. Practice fire weather safety. ...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH TUESDAY AFTERNOON FOR STRONG WINDS AND POOR HUMIDITY FOR FIRE WEATHER ZONES 214, 220, 221, AND 267... The National Weather Service in Sacramento has issued a Fire Weather Watch, which is in effect from Sunday morning through Tuesday afternoon.

* AFFECTED AREA...The Burney Basin area, the Motherlode, and the Sierra South of Highway 50.

* WIND...For the Valley, north to east wind 20 to 30 mph with gusts up to 40 to 50 mph. For the mountains, north to east 25 to 35 mph, with gusts 40 to 60. Stronger gusts up to 70+ mph may be possible over ridges and through favored gaps and canyons during the night and morning hours.

* HUMIDITY...Minimum daytime humidity of 5 to 25 percent. Maximum overnight humidity generally between 15 and 40 percent.

* IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning should be avoided. Interact with us via social media www.facebook.com/nws.sacramento www.twitter.com/nwssacramento

A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.


Fire Weather Watch

Areas Affected: Central Sacramento Valley including Glenn, Colusa, Yuba, Northern Sutter, Butte County Below 1000 Ft; Eastern Delta; Eastern Mendocino NF; Eastern Portion of Shasta, Trinity NF; Northern Sacramento Valley to Southern Tehama County Line Below 1000 Ft; Northern San Joaquin Valley in San Joaquin and Stanislaus Counties Below 1000 ft - Excludes the Delta; Northern Sierra Foothills from 1000 to 3000 Ft. Includes Nevada-Yuba-Placer RU and Anador-Eldorado RU; Northern Sierra Including Lassen NP and Plumas and Lassen NF, S West of the Sierra Crest - West of Evans Peak, Grizzly Peak, Beckworth Peak; Southeast Edge Shasta, Trinity NF and Western Portions of Tehama, Glenn RU; Southern Sacramento Valley In Yolo, Sacramento, Far Western Placer, Southern Sutter and Solano County Below 1000 Ft - Excludes the Delta; Tahoe - Eldorado National Forest

NWS Sacramento (North Central California)

...Critical Fire Weather Conditions through Friday Afternoon for Gusty Wind and Low Humidity... ...Critical to Extreme Fire Weather Conditions Late Sunday Morning through Tuesday afternoon Due to Strong Winds and Poor Humidity... .Critical fire weather conditions will continue through Friday afternoon. There will be a brief reprieve in the winds and poor humidity on Saturday. By Sunday morning, the next event arrives to northern California and this looks to be the strongest event of the year, so far. Significantly stronger north and east winds and extremely poor humidity values are forecast. Extreme caution should be taken to prevent new fire starts. Practice fire weather safety. ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM PDT FRIDAY FOR GUSTY WIND AND LOW HUMIDITY FOR FIRE WEATHER ZONES 213, 215, 216, 217, 218, 219, 263, 266, 268, 269, AND 279... ...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH TUESDAY AFTERNOON FOR STRONG WINDS AND POOR HUMIDITY FOR FIRE WEATHER ZONES 213, 215, 216, 217, 218, 219, 263, 266, 268, 269, AND 279... The National Weather Service in Sacramento has issued a Fire Weather Watch, which is in effect from Sunday morning through Tuesday afternoon.

* AFFECTED AREA... The Sacramento Valley, the northern San Joaquin Valley, the northern Sierra Foothills, and the Sierra north of highway 50. Fire Weather Zones 213, 215, 216, 217, 263, 266, 268, 269, and 279.

* WIND...Through Friday afternoon. North to east wind 15 to 25 mph gusting to 45 mph. Locally stronger gusts possible over ridges and through favored gaps and canyons during the night and morning hours. Late Sunday morning through Tuesday afternoon. For the Valley, north to east wind 20 to 30 mph with gusts up to 40 to 50 mph. For the mountains, north to east 25 to 35 mph, with gusts 40 to 60. Stronger gusts up to 70+ mph may be possible over ridges and through favored gaps and canyons during the night and morning hours.

* HUMIDITY...Minimum daytime humidity of 5 to 25 percent. Maximum overnight humidity generally between 15 and 40 percent.

* IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning should be avoided. Interact with us via social media www.facebook.com/nws.sacramento www.twitter.com/nwssacramento

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong wind, low relative humidity, and warm temperatures can contribute to extreme fire behavior.


Fire Weather Watch

Areas Affected: Central Siskiyou County Including Shasta Valley; Shasta-Trinity National Forest in Siskiyou County

NWS Medford (Southwest Oregon and Northern California)

...Gusty East winds with low RH and Poor Recoveries possible again Sunday into Monday morning... .After a low pressure system moves through the area on Friday night and Saturday, gusty east winds will create worsening humidities through the day Saturday and poor to moderate recoveries on Saturday night. Some of these stronger winds could even funnel into some of the Valleys. The Sunday event is expected to be stronger than the one going through Friday morning. ...FIRE WEATHER WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH MONDAY MORNING FOR GUSTY EAST WINDS AND LOW HUMIDITY AND POOR RECOVERIES FOR FIRE WEATHER ZONES 281...282...619...620...622 AND 623... The National Weather Service in Medford has issued a Fire Weather Watch...which is in effect from late Saturday night through Monday morning.

* Impacts: Gusty east wind will lead to low humidity and the potential for quick fire spread for any new fires.

* Affected area: Most of the mid to upper slopes and ridges in areas along and west of the Cascades, south of the Umpqua Divide, and along the Coast range. This watch will also include portions of the Illinois and Shasta Valleys as well as the southern half of the Rogue Valley.

* Wind: Upper Slopes and Ridges: East winds 20 to 30 mph with gusts to 45 mph. Valleys: East to southeast winds 10 to 20 mph with gusts to 30 mph.

* Humidity: 9 to 15 percent. Precautionary/preparedness actions... One less spark, one less wildfire. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. &&


Freeze Warning

Areas Affected: Central Siskiyou County; South Central Siskiyou County; Western Siskiyou County

NWS Medford (Southwest Oregon and Northern California)

...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM PDT FRIDAY...

* WHAT...Sub-freezing temperatures as low as 24 expected.

* WHERE...The valleys of western, central, and south central Siskiyou County, including Yreka, Weed, Mount Shasta City, McCloud, Etna, Klamath River, and Seiad Valley.

* WHEN...From 2 AM to 9 AM PDT Friday.

* IMPACTS...Frost and freeze conditions will kill crops, and other sensitive vegetation.

* View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD

Take steps now to protect tender plants from the cold.


Fire Weather Watch

Areas Affected: Greater Lake Tahoe; Western Lassen, Eastern Plumas, Eastern Sierra, Eastern Nevada Counties

NWS Reno (Western Nevada)

...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR THE TAHOE BASIN THROUGH WESTERN LASSEN COUNTY... The National Weather Service in Reno has issued a Fire Weather Watch for gusty winds and low humidity, which is in effect from Sunday afternoon through Monday afternoon.

* Affected Area...Fire Zone 271 Western Lassen, Eastern Plumas, Eastern Sierra, and Eastern Nevada Counties and Fire Zone 272 Greater Lake Tahoe Area.

* Winds...Northeast winds 15 to 20 mph with gusts of 30 to 35 mph. Higher gusts of 40 to 50 mph are possible along mid-slopes and wind-prone areas with gusts of 70+ mph along the Sierra Crest.

* Humidity...15-25%. Humidity may stay above usual warning criteria, but with very dry fuel conditions the strong winds will still be capable of efficient fire spread.

* Duration...6-9 hours.

* Impacts...The combination of gusty winds and low humidity can cause fire to rapidly grow in size and intensity before first responders can contain them.

Avoid outdoor activities that can cause a spark near dry vegetation, such as yard work, target shooting, or campfires. Follow local fire restrictions. Check weather.gov/reno for updates and livingwithfire.info for preparedness tips.


Fire Weather Watch

Areas Affected: Hoopa; Interior Mendocino; Lake County Portion of Lake-Napa-Sonoma Unit; Lower Middle Klamath; North Coast; Trinity; Upper Smith; Van Duzen, Mad River; W Mendocino NF, E Mendocino Unit

NWS Eureka (Northwest California Coast)

...WIDESPREAD CRITICAL FIRE WEATHER CONDITIONS EXPECTED THROUGH FRIDAY MORNING... ...CRITICAL TO LOCALLY EXTREMELY CRITICAL FIRE WEATHER CONDITIONS POSSIBLE SUNDAY AFTERNOON THROUGH TUESDAY MORNING... .Gusty east to northeast winds and widespread low humidity values will continue for elevations generally above 1500 feet tonight. A much drier airmass is forecast to spread across the region late this weekend into early next week. That airmass combined with strong east-northeast winds will yield another round of critical fire weather conditions. ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 AM PDT FRIDAY... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH TUESDAY MORNING...

* WIND...East to northeast winds from 10 to 20 mph with gusts from 25 to 35 mph. Stronger gusts from 40 to 50 mph are expected over exposed ridges.

* HUMIDITY...Afternoon humidity values in the teens followed by overnight recoveries from 20 to 40 percent. Afternoon humidity values in the single digits Sunday through Tuesday.

* IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.


Freeze Warning

Areas Affected: Northern Trinity

NWS Eureka (Northwest California Coast)

...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PDT FRIDAY...

* WHAT...Sub-freezing temperatures as low as 29 expected.

* WHERE...Northern Trinity County, particularly near Hayfork, Weaverville, and Douglas City.

* WHEN...From midnight tonight to 9 AM PDT Friday.

* IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing.


Fire Weather Watch

Areas Affected: Western Klamath National Forest

NWS Medford (Southwest Oregon and Northern California)

...Gusty East winds with low RH and Poor Recoveries possible again Sunday into Monday morning... .After a low pressure system moves through the area on Friday night and Saturday, gusty east winds will create worsening humidities through the day Saturday and poor to moderate recoveries on Saturday night. Some of these stronger winds could even funnel into some of the Valleys. The Sunday event is expected to be stronger than the one going through Friday morning. ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 AM PDT FRIDAY FOR EAST WINDS WITH POOR RECOVERIES FOR FIRE WEATHER ZONES 280 AND 621... ...FIRE WEATHER WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH MONDAY MORNING FOR GUSTY EAST WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 621... The National Weather Service in Medford has issued a Fire Weather Watch...which is in effect from late Saturday night through Monday morning.

* Impacts: Gusty east winds will cause low humidities and increasing fire spread potential for both ongoing and any new fires in the area.

* Affected area: For both the ongoing warning and the watch on Sunday: mid to upper slopes and valleys in western Siskiyou County. This includes both the Slater Fire and the Red Salmon Fire.

* Wind: Through Friday Morning: Northeast 10 to 15 mph with gusts up to 25 mph. Sunday through Monday morning: East to northeast, 15 to 25 mph with gusts to 35 mph.

* Humidity: Through Friday morning: 14 to 19 percent. Sunday through Monday Morning: 9 to 13 percent.

* View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... One less spark, one less wildfire. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will occur shortly. A combination of strong winds, low relative humidity and warm temperatures will create extreme fire growth potential. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. &&


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