Flood, Mariposa
- When
- August 1, 1:50 PM PST to 2:50 PM PST
- Where
- Mariposa County, 15 mi NE of Yosemite Vlg
- Reported by
- PARK/FOREST SERVICE
- Coordinates
- 37.582, -119.905 (the zone’s center; the record gives no point)
Flood and Hail in California, August 1, 2000
Thunderstorm activity developed to severe levels in the Kern County area in the Kern Mountains east of Tehachapi. and gusty wind from the storm at Cache Creek and San Canyon Road.
Where it happened
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
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 HNX wrote it up.
Thunderstorm activity developed to severe levels in the Kern County area in the Kern Mountains east of Tehachapi. CHP reported golf ball size hail..heavy rain..and gusty wind from the storm at Cache Creek and San Canyon Road. In the Yosemite Park Area near Tuolumne Meadows 1.15" of rain occurred between 1300 and 1500 PST and resulting debris closed Tioga Pass Road for 1 hour. Hail approximately 1/2" in size fell at Tuolumne Meadows for 10 minutes and ultimately covered Highway 120.
The radar
The national radar mosaic for the moment the first event began.
Event by event
2 hail, 1 flood. Local standard time, as filed.
Hail, Mariposa
- When
- August 1, 1:50 PM PST to 2:00 PM PST
- Where
- Mariposa County, 15 mi NE of Yosemite Vlg
- Measured
- 0.5 in hail
- Reported by
- PARK/FOREST SERVICE
- Coordinates
- 37.582, -119.905 (the zone’s center; the record gives no point)
Hail, Kern
- When
- August 1, 5:10 PM PST to 5:20 PM PST
- Where
- Kern County, 6 mi E of Tehachapi
- Measured
- 1.75 in hail
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 35.133, -118.350
What these are
- Flood
- Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heat in Texas, August 1 to 31, 2000
- Wildfire in California, August 1 to 10, 2000
- Drought in Oklahoma, August 1 to 31, 2000
- Hail and Damaging Winds in South Dakota, August 1 to 2, 2000
- Drought in Louisiana, August 1 to 31, 2000
- Heat in Kansas, August 1 to 31, 2000
- Wildfire in Montana, August 1 to 28, 2000
- Drought in Texas, August 1 to 31, 2000
- Hail and Damaging Winds in Iowa, August 1, 2000
- Hail and Damaging Wind in Minnesota, August 1, 2000
- Damaging Wind in Wyoming, August 1, 2000
- Drought in Texas, August 1 to 31, 2000
More
Every storm in California in 2000Every state in 2000This day in weather historyWarnings in California, August 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: 5156509, 5156510, 5156508.