Every severe weather report published for California, newest first.
An Extreme Heat Warning remains in effect for San Luis Obispo and Santa Barbara Counties through this evening, according to KSBY.
The Weather Authority has pushed the end time of its Extreme Heat Warning for the Desert Southwest back, extending the alert beyond its original window.
An Extreme Heat Warning is in effect for San Luis Obispo and Santa Barbara Counties, with a high risk of heat illness continuing in interior valleys and foothills.
KYMA reports an Extreme Heat Warning for the Desert Southwest, with high temperatures and humidity expected.
The National Weather Service has issued an Extreme Heat Warning for Thursday, with temperatures up to 116 degrees in some areas.
The National Weather Service has issued an Extreme Heat Warning for parts of Southern California, effective Wednesday through Friday, lifting at 8 PM PDT Friday.
The National Weather Service has extended the Red Flag Warning for parts of Nevada and California through 8 PM PDT on September 6.
The National Weather Service warns of widespread frost and temperatures as low as 29 degrees across parts of California and Oregon, including South Central Siskiyou County, until 9 AM PDT Monday.
The National Weather Service has issued a Red Flag Warning effective September 1, 2026, from 11:00 a.m. to 11:00 p.m. PDT.
The National Weather Service has extended the Red Flag Warning for parts of Northern California, now in effect until 8 p.m. Monday.
The National Weather Service has extended the Red Flag Warning for the San Luis Obispo County Mountains through 3 p.m. Friday, when it expires.
The National Weather Service has issued a Red Flag Warning for the San Francisco Bay Area and Central Coast, in effect from 5 AM to 3 PM PDT Friday, August 28, 2026.
The National Weather Service has issued a heat warning for inland areas, with temperatures expected to remain high through the week.
The National Weather Service has extended a Red Flag Warning for parts of Southern California, now in effect until 3:00 p.m. Friday, August 28, 2026.
The National Weather Service has extended the Extreme Heat Warning for portions of southern Nevada, northwest Arizona, and southeast California, including Lake Havasu, Las Vegas, and Death Valley, through 8 p.m. PDT/MST Friday.
The National Weather Service has issued an Extreme Heat Warning for the Mojave Desert, in effect from 5 AM Monday, August 24, 2026, until 11 PM PDT Wednesday, August 26, 2026.
The National Weather Service warns that any fires that develop will likely spread rapidly.
The National Weather Service has issued a Red Flag Warning for August 22, 2026, from 11 a.m. to 11 p.m. PDT.
The National Weather Service warns of gusty winds and low humidity that could spread fires rapidly on Friday.
An Extreme Heat Warning for desert regions now runs longer than first issued, with temperatures up to 112 expected through Friday evening.
The National Weather Service warning record for Las Vegas NV puts 16 zones in northwest Arizona, southeast California and southern Nevada — including Lake Havasu and Fort Mohave, Lake Mead on the AZ side and Death Valley National Park — under an Extreme Heat Warning from 10 AM Tuesday through 8 PM Friday.
An Extreme Heat Warning takes effect August 17, 2026, bringing temperatures between 108 and 114 to portions of Arizona and California.
The warning, from the National Weather Service's Los Angeles office, began on February 24, 2023, and ran through February 25, 2023.
The developing heat situation affects 13 zones across coastal and lower elevation areas.
Forecasters have moved the fire-weather alert to warning level for three areas, citing Santa Ana wind gusts over 60 mph and very dry vegetation.
The National Weather Service warned of gusty winds and low humidity beginning 2017-12-20; the warning ends 2017-12-21 and is no longer in effect after that date.