California, 2000

Heat in California, May 21 to 23, 2000

May 21 to 23, 2000 · NWS STO · 5 events in 5 counties and zones

Daily maximum temperatures across the area reached record levels for three consecutive days and most official reporting sites were fifteen to twenty degrees above normal readings. ) each tied or broke records on one or more days.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
5

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS STO wrote it up.

Daily maximum temperatures across the area reached record levels for three consecutive days and most official reporting sites were fifteen to twenty degrees above normal readings. Sacramento, Stockton, Redding, Red Bluff, and Vallejo (Solano Co.) each tied or broke records on one or more days. The normal maximum temperature for Sacramento for this period is 82 degrees, yet temperatures reached 100, 103, and 99 degrees...all new daily records. The temperature in Vallejo reached 98 degrees on the 23rd, which was the highest temperature ever reached in May for the city.

Event by event

5 heat. Local standard time, as filed.

Heat, Central Sacramento Valley

When
May 21, 8:00 AM PST to May 23, 11:00 PM PST
Where
Central Sacramento Valley forecast zone
Reported by
AWOS,ASOS,MESONET,ETC

Heat, Northern Sacramento Valley

When
May 21, 8:00 AM PST to May 23, 11:00 PM PST
Where
Northern Sacramento Valley forecast zone
Reported by
AWOS,ASOS,MESONET,ETC

Heat, Carquinez Strait and Delta

When
May 21, 8:00 AM PST to May 23, 11:00 PM PST
Where
Carquinez Strait and Delta forecast zone
Reported by
AWOS,ASOS,MESONET,ETC

Heat, Northern San Joaquin Valley

When
May 21, 8:00 AM PST to May 23, 11:00 PM PST
Where
Northern San Joaquin Valley forecast zone
Reported by
AWOS,ASOS,MESONET,ETC

Heat, Southern Sacramento Valley

When
May 21, 8:00 AM PST to May 23, 11:00 PM PST
Where
Southern Sacramento Valley forecast zone
Reported by
AWOS,ASOS,MESONET,ETC

What these are

Heat
Heat below excessive heat criteria that still caused deaths, injuries or significant impacts.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in California in 2000Every state in 2000This day in weather historyWarnings in California, May 2000

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5151296, 5151360, 5151361, 5151362, 5151363.