[californiadisasters] On This Date In CA Weather History (August 13)

On This Date In California Weather History....

2004: Monsoon thunderstorms produced 0.71 inch of rain in 30 minutes in Phelan, 0.63 inch in eight minutes at Volcan Mountain (north of Julian), 0.66 inch in 11 minutes in San Felipe Valley (south of Borrego Springs).
On this day flash floods hit Wildomar, Sage, and La Quinta.
Hwy. 78 near Yaqui Pass was closed because of flash flooding.

2004: An evening thunderstorm produced 60-70 mph wind gusts at Edwards AFB.

1998: Strong thunderstorms developed each day in the valleys and the deserts starting on 8.12 and ending on 8.14.
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 inch hail that damaged buildings, trees, and power lines.
Golf ball size hail fell at Cajon Pass.
1.6 inches of rain fell in 30 minutes at Boulevard.

1996: Three Rivers has a high temperature of 114 degrees at the Edison Power House #1, highest ever at this station.

1992: A massive outbreak of tropical moisture created thunderstorms with some of the heaviest rainfall rates in history (in parts of SoCal).
6.5 inches of rain fell in 90 minutes at Palomar Mountain and four inches fell in two hours at Mt. Laguna.

1972: Tropical Storm Diane sent moisture into the region which produced a thunderstorm in the Afton area, about 40 miles northeast of Barstow.
Visibility was reduced to near zero.
Flash floods covered Interstate 15 and closed it for half a day.
Other roads and railroads were washed out.

1971: During the time from 8.11 to this day it was 100° in Palomar Mountain.
This highest temperature on record also occurred on five other days.

1933: Hanford reached a high of 115 degrees, establishing an all-time record high for the month of August.

1933: A heat wave began on 8.10 and ended on this day in the valleys; temperatures topped 110° for several consecutive days.

1933: The high temperature at Lovelock, NV was 106, while Reno, NV reported a high of 103.

1868: Two earthquakes near 8.5 magnitude off Chile produced a 2.64 foot wave height in San Diego.






Source: NWS Hanford, Reno, & San Diego

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