2004: Tornadoes hit both Yucca Valley and Phelan.
Thunderstorms produced severe flash flooding that damaged homes in Spring Valley Lake (Victorville) and Hesperia.
Vehicles were trapped in 5' of water.
Water 8' deep inundated a railroad causing major delays (a train backup extending to Cajon Pass).
2002: It was 112° in Victorville, the highest temperature on record for August.
This also occurred on 8.6 and 8.7 of 1998.
2001: The Fish Fire burned over 21,000 acres of land in southeast Lassen County, CA and western Washoe County, NV.
1998: Strong thunderstorms developed each day in the valleys and the deserts starting on 8.12 and ending on this day.
Flash flooding and very strong winds resulted in Apple Valley.
A thunderstorm in Hemet produced a downburst with winds to 70 mph and 0.75" hail that damaged buildings, trees, and power lines.
Golf ball size hail fell at Cajon Pass.
1.6" of rain fell in 30 minutes at Boulevard.
1996: Mount Hamilton (East Bay) had a high temperature of 89° F.
1994: The low temperature was 77° F in Riverside, the highest minimum temperature on record.
1992: A whopping 6.12" of rain fell in Palomar Mountain, the greatest daily amount on record for August.
1987: A very unseasonable storm from Alaska brought light rainfall to the area: 0.01" at San Diego, 0.07" at SDSU and Chula Vista, and 0.05" at Montgomery Field and Brown Field.
1977: Hurricane Doreen paralleled the west coast of Baja before dissipating west of San Diego. Severe flooding occurs in Yuma County, and around Bullhead City.
Rainfall in Yuma totals 2.96".
Severe flooding also occurred in California's Imperial Valley.
1965: A heavy thunderstorm struck Yucaipa.
A flash flood came down Wildwood Canyon for an hour, washing out some roads and flooding streets.
A pickup truck driver was swept about 1200 feet, but climbed out unhurt.
1963: A terrible thunderstorm hit Oak Glen with about two inches of rain between noon and 3 pm.
The thunderstorm was heavier to the north along Yucaipa Ridge.
Disastrous debris flows damaged numerous homes, farms, roads, and a church.
Two boys were rescued from the flooding creek.
1955: Heavy thunderstorms struck Forest Home (now Forest Falls) and Barstow.
In Forest Home torrents of water up to 6' deep swept down Mill Creek Canyon leaving up to 5' of sand and rocks on the road.
Huge boulders rolled onto the roadways.
1933: Bakersfield reached a sweltering 117° F for a high temperature, an all-time record for the month of August.
Hanford reached 115° F for the second day in a row, tying an all-time record high for the month of August set on the previous date.
Source: NWS San Francisco/Monterey, Hanford, Reno, Las Vegas, Phoenix, & San Diego
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Thunderstorms produced severe flash flooding that damaged homes in Spring Valley Lake (Victorville) and Hesperia.
Vehicles were trapped in 5' of water.
Water 8' deep inundated a railroad causing major delays (a train backup extending to Cajon Pass).
2002: It was 112° in Victorville, the highest temperature on record for August.
This also occurred on 8.6 and 8.7 of 1998.
2001: The Fish Fire burned over 21,000 acres of land in southeast Lassen County, CA and western Washoe County, NV.
1998: Strong thunderstorms developed each day in the valleys and the deserts starting on 8.12 and ending on this day.
Flash flooding and very strong winds resulted in Apple Valley.
A thunderstorm in Hemet produced a downburst with winds to 70 mph and 0.75" hail that damaged buildings, trees, and power lines.
Golf ball size hail fell at Cajon Pass.
1.6" of rain fell in 30 minutes at Boulevard.
1996: Mount Hamilton (East Bay) had a high temperature of 89° F.
1994: The low temperature was 77° F in Riverside, the highest minimum temperature on record.
1992: A whopping 6.12" of rain fell in Palomar Mountain, the greatest daily amount on record for August.
1987: A very unseasonable storm from Alaska brought light rainfall to the area: 0.01" at San Diego, 0.07" at SDSU and Chula Vista, and 0.05" at Montgomery Field and Brown Field.
1984: Thunderstorms flooded streets in Las Vegas, NV, with up to 4 feet of water.
A school bus with 80 students aboard became stuck in mud.
A school bus with 80 students aboard became stuck in mud.
1977: Hurricane Doreen paralleled the west coast of Baja before dissipating west of San Diego. Severe flooding occurs in Yuma County, and around Bullhead City.
Rainfall in Yuma totals 2.96".
Severe flooding also occurred in California's Imperial Valley.
1965: A heavy thunderstorm struck Yucaipa.
A flash flood came down Wildwood Canyon for an hour, washing out some roads and flooding streets.
A pickup truck driver was swept about 1200 feet, but climbed out unhurt.
1963: A terrible thunderstorm hit Oak Glen with about two inches of rain between noon and 3 pm.
The thunderstorm was heavier to the north along Yucaipa Ridge.
Disastrous debris flows damaged numerous homes, farms, roads, and a church.
Two boys were rescued from the flooding creek.
1955: Heavy thunderstorms struck Forest Home (now Forest Falls) and Barstow.
In Forest Home torrents of water up to 6' deep swept down Mill Creek Canyon leaving up to 5' of sand and rocks on the road.
Huge boulders rolled onto the roadways.
1933: Bakersfield reached a sweltering 117° F for a high temperature, an all-time record for the month of August.
Hanford reached 115° F for the second day in a row, tying an all-time record high for the month of August set on the previous date.
1920: The high temperature at Reno, NV was 102° F.
Source: NWS San Francisco/Monterey, Hanford, Reno, Las Vegas, Phoenix, & San Diego
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