California Heat Advisory | Effective 05/09/2026 10:42
* 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