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Updated:May 9, 2026 3:45 am PDT

Heat Advisory HEAT ADVISORY  
Glenn County

  Effective: Fri, 5/8 11:05am Severity:  Moderate 
  Updated: May 9, 2026 3:45 am Urgency: Expected
  Expires: Sat, 5/9 3:00pm Certainty: Likely

Areas Affected: Eastern Glenn County - Butte County Below 1000 ft - Eastern Colusa County - Western Stanislaus County Below 1000 ft Including Interstate 5 - Central Stanislaus County Including Modesto Metro
 
Alert Details:
* WHAT...Temperatures up to 95 to 100 expected with widespread
Moderate HeatRisk.

* WHERE...Central and Western Stanislaus County including Modesto
and I-5, Butte County below 1000 ft, Eastern Colusa County, and
Eastern Glenn County.

* WHEN...From 11 AM Monday to 8 PM PDT Tuesday.

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

* ADDITIONAL DETAILS...Hot daytime temperatures will occur in other
Valley locations as well, though Delta influence will better
moderate low temperatures providing overnight relief.

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