Monday, August 17, 2015

[californiadisasters] On This Date In California Weather History (August 16)

1983: More than an 1-1/2" of rain fell in the Tehachapi Mountains in an hour washing out portions of Highway 58.

1983: A thunderstorm outbreak dropped record rainfall on a number of mountain and desert stations (across SoCal).

1977: Hurricane Doreen tracked north northwestward along the west coast of Baja California, dissipating over the coastal waters west of San Diego.
Most areas received at least 2" of rainfall with up to 8' in the mountains from 8.15 to 8.17.
This occurred during the El Niño of 1977-78.
4.9" fell at Mt. Laguna, 4.5" at Borrego Palm Canyon, four inches at Palomar Mountain and Lake Henshaw, 3.26" at Borrego Springs (2.53" in 6 hours on this day, a 100 year event), and more than 2" in Palm Springs and in Riverside.
4.5" fell at the Salton Sea in just a few hours.
4 died and $25 million in damage in Southern California resulted.
Debris flows and flooding from Henderson Canyon into the Borrego Springs De Anza neighborhood damaged 100 homes.
Mud flows grew to 5' deep.
Flooded roads resulted in desert areas.
Severe flooding also occurred in California's Imperial Valley.
Floods and crop damage was incurred at the Salton Sea.
2.13" of rain fell in San Diego on this day and on 8.17, the wettest 24-hour period on record for August.
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.

1967: Thunderstorms hit the lower desert, also on 8.17, produced 2.5" of rain in 90 minutes at Cathedral City and 0.75" at Indio.

1965: Heavy rainfall washed out Mt. Rose Highway (W. NV), closing it for 3 days.

1965: Thunderstorms hit the mountains and deserts.
A flash flood four feet deep damaged highway 138 near Wrightwood.

1961: Fresno received 0.01" of rain.
This was the first time measurable rain fell here in the month of August since 1941.

1956: Felton (Santa Cruz Co.) had a low temperature of 38° F.

1918: An unseasonable front went through the region, producing some of the lowest maximum temperatures on record.
On this day it was 40° F in Victorville, the lowest temperature on record for August.

1910: A big forest fire sprang up a mile south of Dunsmuir (Shasta Co.) on the south side of Castle Creek.
Fire crews thought they conquered it, but it flamed up again.

A dry spell began in Bagdad, central San Bernardino County, on this day that lasted until 5.6.1912, a stretch of 994 days! (Southern Pacific RR employees kept this debated record).

Source: NWS San Francisco/Monterey, Hanford, Reno, & San Diego as well as the Redding Record-Searchlight



Posted by: Kim Noyes <>

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