Month: July 2024

SPC Severe Thunderstorm Watch 580

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WW 580 SEVERE TSTM IL IN KY 311755Z – 010000Z
WW 0580 Image

 URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 580
NWS Storm Prediction Center Norman OK
155 PM EDT Wed Jul 31 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Far Southeast Illinois Southern Indiana Western and Central Kentucky * Effective this Wednesday afternoon and evening from 155 PM until 800 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely SUMMARY...A developing cluster of thunderstorms should continue to
strengthen and pose a threat for mainly severe/damaging winds up to
55-70 mph as it moves east-southeastward this afternoon and early
evening. The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 40 miles north of
Evansville IN to 20 miles east northeast of Lexington KY. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU0). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes. && OTHER WATCH INFORMATION...CONTINUE...WW 579... AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few
cumulonimbi with maximum tops to 500. Mean storm motion vector
30035. ...Gleason

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SPC Severe Thunderstorm Watch 579

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WW 579 SEVERE TSTM MN ND SD 311715Z – 010000Z
WW 0579 Image

 URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 579
NWS Storm Prediction Center Norman OK
1215 PM CDT Wed Jul 31 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Western and Central Minnesota Southeast North Dakota Central and Eastern South Dakota * Effective this Wednesday afternoon and evening from 1215 PM until 700 PM CDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 80 mph likely Scattered large hail likely with isolated very large hail events to 2.5 inches in diameter possible A tornado or two possible SUMMARY...Multiple clusters of thunderstorms will likely produce
scattered to numerous severe/damaging winds up to 65-80 mph this
afternoon as they move east-northeastward. Supercells should develop
and pose a greater threat for severe hail generally around 1.5-2.5
inches in diameter, especially in parts of central to northeast
South Dakota. A tornado or two also appears possible. The severe thunderstorm watch area is approximately along and 75
statute miles north and south of a line from 90 miles west southwest
of Aberdeen SD to 50 miles northeast of Alexandria MN. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU9). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes. && AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 70 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
27035. ...Gleason

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