Weather Warnings for California

Current Watches, Warnings and Advisories for California Issued by the National Weather Service
Alerts Updated: August 18, 2019, 3:24 am  UTC


Excessive Heat Watch issued August 18 at 3:24AM PDT until August 22 at 8:00PM PDT by NWS

Summary: ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH THURSDAY EVENING... * Temperature...Highs 98 to 108, hottest Wednesday and Thursday. * Impacts...Overexposure to the heat can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. Do not leave children or pets in parked
Severity:  Moderate    Effective:  August 20, 2019, 11:00 am      Expires:  August 22, 2019, 8:00 pm
Area:  Apple and Lucerne Valleys


Excessive Heat Watch issued August 18 at 3:24AM PDT until August 22 at 8:00PM PDT by NWS

Summary: ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH THURSDAY EVENING... * Temperature...Highs 112 to 118, hottest on Wednesday. * Impacts...Overexposure to the heat can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. Do not leave children or pets in parked
Severity:  Moderate    Effective:  August 20, 2019, 11:00 am      Expires:  August 22, 2019, 8:00 pm
Area:  Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning


Excessive Heat Warning issued August 18 at 3:21AM PDT until August 22 at 8:00PM PDT by NWS

Summary: ...Excessive Heat Warning issued for Tuesday through Thursday... ...EXCESSIVE HEAT WARNING IN EFFECT FROM 11 AM PDT /11 AM MST/ TUESDAY TO 8 PM PDT /8 PM MST/ THURSDAY... The National Weather Service in Las Vegas has issued an Excessive Heat Warning, which is in effect from 11 AM PDT /11 AM MST/ Tuesday to 8 PM PDT /8 PM MST/ Thursday.
Severity:  Moderate    Effective:  August 20, 2019, 11:00 am      Expires:  August 22, 2019, 8:00 pm
Area:  Cadiz Basin; Death Valley National Park; Morongo Basin; San Bernardino County-Upper Colorado River Valley


Excessive Heat Warning issued August 18 at 2:14AM PDT until August 21 at 8:00PM PDT by NWS

Summary: ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM MST /11 AM PDT/ TUESDAY TO 8 PM MST /8 PM PDT/ WEDNESDAY... * WHERE...In Arizona, Parker Valley. In California, Palo Verde Valley, Chiriaco Summit, Eastern portion of Joshua Tree National Park and Chuckwalla Valley. * IMPACTS...Overexposure can cause heat cramps and heat
Severity:  Moderate    Effective:  August 20, 2019, 11:00 am      Expires:  August 21, 2019, 8:00 pm
Area:  Chiriaco Summit; Chuckwalla Valley; Joshua Tree NP East; Palo Verde Valley


Excessive Heat Warning issued August 18 at 2:14AM PDT until August 21 at 8:00PM PDT by NWS

Summary: ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM TUESDAY TO 8 PM PDT WEDNESDAY... * WHERE...Portions of southeast California. * IMPACTS...Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.
Severity:  Moderate    Effective:  August 20, 2019, 11:00 am      Expires:  August 21, 2019, 8:00 pm
Area:  Chuckwalla Mountains; Imperial County Southeast; Imperial County Southwest; Imperial County West; Imperial Valley; Salton Sea


Excessive Heat Warning issued August 18 at 2:14AM PDT until August 21 at 8:00PM PDT by NWS

Summary: ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM PDT WEDNESDAY... * WHERE...Western portion of Joshua Tree National Park. * IMPACTS...Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.
Severity:  Moderate    Effective:  August 21, 2019, 11:00 am      Expires:  August 21, 2019, 8:00 pm
Area:  Joshua Tree NP West