Weather Summary for Monday Sept. 21, 2009
NATIONAL WEATHER SUMMARY:
In the East, continued heavy rain from the Tennessee Valley into the Ohio Valley produced flooding conditions from eastern Kentucky to northern Alabama and northern Georgia. Rainfall amounts were widely in the 2-3 inches range through the area and numerous
instances of flash flooding in the Louisville, Ky. and Atlanta, Ga.
areas. A band of heavy rain developed in southern Illinois early in
the day and slowly made its way north through the day. This
produced heavy rainfall with nearly 4 inches falling in parts of
Illinois in a few hours. Quiet conditions continued from the Mid
Atlantic through the Northeast.
Across the central portion of the country a cold front emerged from the Rockies and pushed into the Plains. This created areas of thunderstorms from the Dakotas south to Texas. The slow moving front provided some welcome rain for areas in the Northern Plains while a few severe storms developed in central/southern Texas and Wyoming. Hail stones up to 1 inches were reported in Wyoming and
Texas with few winds gusts to 60+ mph as well.
In the West, showers and a few thunderstorms moved along a cold front through the Central Rockies. Most areas received minor rainfall amounts of 0.25 inches or less. Quiet weather was observed along the Coast as a significant warm up sets up. The cold air
moving east provided a morning low in Death Valley, Calif. in the
20s before afternoon highs climbed past the century mark.
WEATHER EXTREMES FOR SUNDAY:
HIGHEST TEMPERATURE (DEGREES F)............110 Death Valley, Calif.
HIGHEST HEAT INDEX (DEGREES F).............110 Death Valley, Calif.
LOWEST TEMPERATURE (DEGREES F)..............25 Whitefield, NH
LOWEST WIND CHILL (DEGREES F)...............25 Whitefield, NH
HIGHEST WIND GUST (MPH).....................68 Casper, Wyo.
HIGHEST PRECIPITATION (INCHES)............3.90 Jacksonville, Ill.
ON THIS DATE IN HISTORY:
In 1894 - Severe thunderstorm outbreak across Iowa and Minnesota kills 63 and injures 253. Three tornadoes in the swarm are rated as F4 and one is rated as F5.
1n 1924 - Two deadly tornadoes rated as F4 and F5 respectively strike Wisconsin with 18 reported dead.
In 1989 - Hurricane Hugo strikes South Carolina as a Category 4 hurricane. Hugo caused $7 billion in damage in the U.S. and killed over 30 people.
Filed by: Telvent DTN
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