Monday, September 4, 2017

[californiadisasters] On This Date In California Weather History (September 4)

2009: Strong thunderstorms roll through far western areas of Mohave County (NW-most county in AZ adjacent to CA & NV) in late evening destroying 20 RV/Motor Homes and sending 2 people to the hospital in Mohave Valley.
Several sheds were destroyed and roofs torn off homes in Golden Valley where winds were measured at 67 mph.
Golf ball sized hail was also reported in Golden Valley.

Showers and thunderstorms developed during the afternoon hours (Yuma, AZ, area), resulting in very heavy rainfall and local flooding.
In addition, gusty winds associated with these storms affected portions of Imperial County.

A thunderstorm dropped heavy rain along the Elsinore Convergence Zone.
Significant mudslides (debris flows) occurred in north San Jacinto, trapping 19 vehicles.
A few homes and businesses were also damaged.

2003: Strong thunderstorms produced 1.75" hail in Joshua Tree and Twentynine Palms.
0.75" hail fell in the Julian area.
A tornado in Joshua Tree and Yucca Valley caused extensive damage ($25,000) to one residence and minor damage to 11 other residences (no injuries).

1998: Moisture associated with remnants of Hurricane Isis brought rain to parts of interior central California.
Frazier Park received 1.53" of rain and Bakersfield received 0.27" of rain, setting a new daily precipitation record.
Trace amounts were reported in the Valley as far north as Madera.

1997: Hurricane Linda became the strongest storm recorded in the eastern Pacific with winds estimated at 180 mph and gusts to 218 mph.
For a time it threatened to come ashore in California as a tropical storm, but the storm turned away, impacting the region with added moisture for showers and thunderstorms. This occurred during the strong El Nino of 1997-98.
2.5" per hour rain rates and golf ball size hail were recorded at Forest Falls.
Disastrous flooding and debris flows occurred at Forest Falls, totaling $3.2 million in damage, two houses were destroyed and 77 damaged.
Car-size boulders and a wall of mud 150 feet wide and 15 feet tall were reported.
Flooding damage also occurred at Oak Glen.

1996: Heavy thunderstorm rains produced flood waters which caused damage to parts of US Highway 95 between Needles, CA and Vidal Junction, CA.
Eight vehicles were stranded by flooded washes running across the highway and one car was caught in the flood waters.
No injuries occurred, but the 43 mile stretch of road was closed for a week to repair the damage.

1991: A thunderstorm complex produced golf ball sized hail across parts of the San Bernardino Mountains. The Big Bear Lake area reported hail up to 2.5" deep.

1988: The high temperature at Reno, NV, was 100° F.

1988: Los Angeles, California recorded a high temperature of 110° F at the Civic Center.

1984: A tropical air mass lasting two weeks and high sea surface temperatures led to record minimum temperature records set each day except one at San Diego starting on this day and ending on 9.19.
Low temperatures ranged from 73° F to the highest minimum of all time of 78° F on 9.9 and 9.17. The high was 100° F on 9.8.

1976: Five tornadoes were reported around El Mirage, west of Victorville, and one near Mt. Baldy during a period that started on this day and ended on 9.6.
Property damage resulted.

1963: Tropical storm Jen-Kath hit Baja California just south of Ensenada.
The resulting tropical depression staggered across the border into Southern California producing daily record rainfall for most stations on this day.

1955: Santa Rosa had a high of 108° F.

1955: Hanford records its latest 110° F high temperature on record.

1939: The remnants of a hurricane tracked northeastward across northern Baja California into southwest Arizona starting on this day and ending on 9.6.
Up to 7" of rain fell on the mountains and deserts.
Blythe received more rain than would normally fall in a year and Imperial received more rain than would normally fall in two years.
Four tropical cyclones would impact Southern California during the month of September 1939, an unprecedented occurrence.
1.21" fell in San Diego.
Floods through eastern canyons inundated Thermal with 3' of water.
Extensive damage occurred in Mecca.

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



Posted by: Kim Noyes <>

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