Thursday, April 21, 2016

[californiadisasters] On This Date In California Weather History (April 21)

2015: A tornado touched down in just north of
Desert Center.
It was confirmed as an EF0.
Several windshields were broken from flying
rocks and a number of solar panels were

A line of thunderstorms dropped 2" of rain at a farm southwest of Mendota in the afternoon hours.
Hail as large as 1" in diameter fell near Firebaugh and a funnel cloud was observed west of Five Points.

2001: A small tornado, rated F0, was spotted over open terrain near the three state junction (CA/NV/AZ) over the Colorado River.
This tornado began in San Bernardino County, CA at 11:35 am and moved across a small part of Clark County, NV before moving into Mohave County, AZ at 11:39 am.
The tornado then dissipated at 11:50 am.

12" of snow fell at Markleeville.

2001: Springtime snowstorm in the foothills: 6" fell at North Fork and Coarsegold, while 4" was measured at Oakhurst.
In the Tehachapis, 3" fell at Frazier Park.
Over 24" of snow fell above 8,000 feet in the Sierra with 16" in Yosemite National Park at the 6,000 foot level where the combination of heavy snow and gusty winds
downed a number of trees.

1988: Heavy rain began on 4.19 and ended on 4.23.
4.15" of rain fell in 24 hours at Mt. Wilson.
Flooding, mud slides and numerous traffic accidents occurred around LA.
26 were injured in a major collision.
Three straight Dodgers baseball games were rained out.
Only 12 rainouts had occurred in the previous 26 years.

1987: A rare springtime weak Santa Ana event brought 90° F+ temperatures to the region on this day and on 4.22.
It was 97° F in El Cajon, 95° F in Spring Valley, 94° F in Santee, and 93° F at SDSU, Miramar, La Mesa, LA and Borrego Springs. 
It was 91° F in Poway, Escondido and Fallbrook, and 87° F in San Diego.
Numerous small brush fires erupted in the San Diego valleys.

1977: Monterey had a low temperature of 36° F. 

1970: 18" of snow fell at Glenbrook, NV (east shore Lake Tahoe).

1963: Rare late-season snow in the Kern County desert: Mojave had 0.5" and Randsburg a trace.

1963: The morning low temperature at Reno, NV, was 14° F.

1944: It was 32° F in Santa Ana, the latest freezing temperature of the season on record.

1908: It snowed 0.6" in Santa Ana on this day and on 4.22, the greatest (and latest) snowfall on record.

Source: NWS San Francisco/Monterey, Hanford, Reno, Las Vegas, Phoenix, & San Diego




Posted by: Kim Noyes <>

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