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Heat Advisory 0003
Issued by the Sacramento Forecast Office

Action Issued Starts Expiration
Continued 2026-08-03 13:32:20 2026-08-04 00:00:00
Expired 2026-08-03 23:40:08 2026-08-04 00:00:00


Action: Continued
Issued At: 2026-08-03 13:32:20

784 
WWUS76 KSTO 031831
NPWSTO

URGENT - WEATHER MESSAGE
National Weather Service Sacramento CA
1131 AM PDT Mon Aug 3 2026

CAZ124-125-129-131-134-137-141-142-144>155-157>164-040500-
/O.CON.KSTO.HT.Y.0003.000000T0000Z-260804T0500Z/
Shasta Metro-Shasta County Foothills 1000-3000 ft-Sierra (Tehama-
Plumas) 1000-3000 ft-N. Motherlode 1000-3000 ft-Central
Motherlode 1000-3000 ft-Southern Motherlode 1000-3000 ft-W Tehama
Co Foothills 1000-3000 ft-N. Sac Valley in Tehama County-Central
Glenn Co & Interstate 5-Eastern Glenn County-Butte County Below
1000 ft-W. Glenn/Colusa Foothills 1000-3000 ft-Central Colusa
County Incl. I-5-Eastern Colusa County-Sutter/Yuba counties below
1000 ft-Yolo / Solano County Hills-W. Yolo County including
Capay/I-505-C. Yolo/NE Solano including Woodland-Sac Metro/W. El
Dorado/Amador County-C. Solano County including Fairfield-
Sacramento County Delta-San Joaquin County Delta-C. San Joaquin
County including Stockton-Tracy Triangle Below 1000 ft-NE San
Joaquin Valley Below 1000 ft-E. Diablo Range Above 1000 ft-W.
Stanislaus County Above 1000 ft & I-5-C. Stanislaus County
including Modesto-
Including the cities of Red Bluff, Stockton, Lodi, Modesto,
Turlock, Esparto, Winters, Sonora, Angels Camp, Walnut Grove,
Lincoln, Roseville, Sacramento, Elk Grove, Folsom, Tracy,
Woodland, Dixon, Cameron Park, Shingle Springs, Placerville,
Cool, Jackson, Paradise, Colusa, Auburn, Grass Valley, Colfax,
Nevada City, Williams, Fairfield, Vacaville, Chico, Oroville,
Gridley, Redding, Anderson, Yuba City, Beale AFB, Willows, and
Orland
1131 AM PDT Mon Aug 3 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT THIS EVENING...

* WHAT...Temperatures of 102 to 108 expected, with widespread 
  Moderate HeatRisk and areas of Major HeatRisk today.

* WHERE...Sacramento Valley, Delta, northern San Joaquin Valley, and 
  Sierra foothills

* WHEN...Until 10 PM PDT this evening.

* IMPACTS...Hot temperatures may cause heat illnesses, especially 
  for those more sensitive to heat.

* ADDITIONAL DETAILS...Hottest temperatures are expected in the 
  northern Sacramento Valley, with very limited cooling during the 
  evening and nighttime hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of 
the sun, and check up on relatives and neighbors.

&&

$$

For more information, visit us at www.weather.gov/sto/

Forrest


Action: Expired
Issued At: 2026-08-03 23:40:08

802 
WWUS76 KSTO 040439
NPWSTO

URGENT - WEATHER MESSAGE
National Weather Service Sacramento CA
939 PM PDT Mon Aug 3 2026

CAZ124-125-129-131-134-137-141-142-144>155-157>164-040545-
/O.EXP.KSTO.HT.Y.0003.000000T0000Z-260804T0500Z/
Shasta Metro-Shasta County Foothills 1000-3000 ft-Sierra (Tehama-
Plumas) 1000-3000 ft-N. Motherlode 1000-3000 ft-Central
Motherlode 1000-3000 ft-Southern Motherlode 1000-3000 ft-W Tehama
Co Foothills 1000-3000 ft-N. Sac Valley in Tehama County-Central
Glenn Co & Interstate 5-Eastern Glenn County-Butte County Below
1000 ft-W. Glenn/Colusa Foothills 1000-3000 ft-Central Colusa
County Incl. I-5-Eastern Colusa County-Sutter/Yuba counties below
1000 ft-Yolo / Solano County Hills-W. Yolo County including
Capay/I-505-C. Yolo/NE Solano including Woodland-Sac Metro/W. El
Dorado/Amador County-C. Solano County including Fairfield-
Sacramento County Delta-San Joaquin County Delta-C. San Joaquin
County including Stockton-Tracy Triangle Below 1000 ft-NE San
Joaquin Valley Below 1000 ft-E. Diablo Range Above 1000 ft-W.
Stanislaus County Above 1000 ft & I-5-C. Stanislaus County
including Modesto-
Including the cities of Colusa, Auburn, Grass Valley, Colfax,
Nevada City, Sonora, Angels Camp, Lincoln, Roseville, Sacramento,
Elk Grove, Folsom, Williams, Paradise, Cameron Park, Shingle
Springs, Placerville, Cool, Jackson, Yuba City, Beale AFB,
Woodland, Dixon, Red Bluff, Modesto, Turlock, Tracy, Esparto,
Winters, Redding, Anderson, Walnut Grove, Stockton, Lodi, Chico,
Oroville, Gridley, Fairfield, Vacaville, Willows, and Orland
939 PM PDT Mon Aug 3 2026

...HEAT ADVISORY WILL EXPIRE AT 10 PM PDT THIS EVENING...

Mondays afternoon highs have peaked and will cool through the early 
morning. Widespread Moderate HeatRisk is expected into the weekend 
so please continue to practice heat safety and stay out of the sun 
if possible.

$$

For more information, visit us at www.weather.gov/sto/

DA



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