An area of upper-level high pressure centered over the southwestern U.S. led to well-above average temperatures across Southern California, as well as elevated thunderstorm convection. Fog along the coast caused travel disruptions.

Excessive Heat in ORANGE COUNTY COASTAL, CALIFORNIA
From 01-APR-21 00:00:00 to 03-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

High temperatures occurred in the upper 80s to low 90s. John Wayne airport reached 90 degrees.

Excessive Heat in SAN DIEGO COUNTY COASTAL AREAS, CALIFORNIA
From 01-APR-21 00:00:00 to 03-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Temperatures peaked in the upper 80s and lows 90s. Oceanside airport reached 88 degrees.

Excessive Heat in SAN DIEGO COUNTY VALLEYS, CALIFORNIA
From 01-APR-21 00:00:00 to 03-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

Temperatures reached the mid 90s in some spots, including San Pasqual Valley.

Excessive Heat in ORANGE COUNTY INLAND, CALIFORNIA
From 01-APR-21 00:00:00 to 03-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Temperatures reached into the upper 80s and the low 90s, including Fullerton Airport at 92 degrees.

Excessive Heat in SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS - THE INLAND EMPIRE, CALIFORNIA
From 01-APR-21 00:00:00 to 03-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

High temperatures reached into the upper 80s and low 90s.

Astronomical Low Tide in SAN GORGONIO PASS NEAR BANNING, CALIFORNIA
From 01-APR-21 00:00:00 to 03-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The area saw temperatures near 90 degrees.

Excessive Heat in COACHELLA VALLEY, CALIFORNIA
From 01-APR-21 00:00:00 to 04-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Hot temperatures occurred with plentiful 90s and even 100 degrees at Palm Springs Airport and 102 degrees at Thermal Airport.

Excessive Heat in APPLE AND LUCERNE VALLEYS, CALIFORNIA
From 02-APR-21 00:00:00 to 04-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Areas of the desert saw temperatures reach into the upper 80s.

Excessive Heat in SAN DIEGO COUNTY DESERTS, CALIFORNIA
From 02-APR-21 00:00:00 to 04-APR-21 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Areas of the SD deserts saw temperatures over 100 degrees, including Ocotillo Wells at 102 degrees.

Wildfire in SAN DIEGO COUNTY COASTAL AREAS, CALIFORNIA
From 01-APR-21 15:00:00 to 01-APR-21 17:00:00 (PST-8)
Property damage: 3000.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Oceanside fire reports a lightning strike started a fire. The fire was about one quarter acre and burned some surrounding vegetation and fencing near homes. No homes were burned and the crew took about an hour to mop up the scene.

Dense Fog in SAN DIEGO COUNTY COASTAL AREAS, CALIFORNIA
From 04-APR-21 03:45:00 to 04-APR-21 04:45:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

CHP and news outlets report fatal crash in Carlsbad along Interstate 5 south of Tamarak Avenue. The driver went crashed his car into the center median and was pronounced dead at the scene. Carlsbad Airport reported visibility near one quarter mile in dense fog.