881
WWUS86 KSTO 180930
RFWSTO

URGENT - FIRE WEATHER MESSAGE
National Weather Service Sacramento CA
230 AM PDT Fri Oct 18 2024

CAZ213-215>220-266-267-190000-
/O.CON.KSTO.FW.W.0005.000000T0000Z-241020T0000Z/
Eastern Portion of Shasta/Trinity NF-
Northern Sacramento Valley to Southern Tehama County Line Below
1000 Ft-
Central Sacramento Valley in Glenn, Colusa, Yuba, Northern
Sutter, and Butte County Below 1000 Ft-
Southern Sacramento Valley in Yolo-
Sacramento Far Western Placer, southern Sutter and Solano County
Below 1000 Ft-Carquinez Strait and Delta-
Northern San Joaquin Valley in San Joaquin and Stanislaus
Counties Below 1000 ft-
Southern Motherlode From 1000 to 3000 Ft. Includes portions of
Calaveras-Tuolumne Unit-
Northern Sierra Foothills from 1000 to 3000 Ft. Includes portions
of Shasta-Trinity and Butte Units-
Northern Motherlode From 1000 to 3000 Ft. Includes portions of
Nevada-Yuba-Placer-Amador and ElDorado Units-
230 AM PDT Fri Oct 18 2024

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM PDT SATURDAY FOR
GUSTY WIND AND LOW HUMIDITY FOR FIRE WEATHER ZONES 213, 215, 216,
217, 218, 219, 220, 266, AND 267...

* Winds...North to east wind 15 to 30 mph with gusts 40 to 55 mph.
  Strongest winds expected today in the Central Valley and Delta
  and tonight in the foothills.

* Humidity...Minimum daytime relative humidity of 5 to 20
  percent. Moderate to poor overnight RH recoveries of 25 to 50
  percent.

* Highest Threat...West half of the Sacramento Valley and Delta
  area, and favorably oriented canyons in the foothills.

* Impacts...The combination of gusty wind and low humidity can
  cause new fire starts and ongoing wildfires to rapidly grow
  in size and intensity. Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$