Month: August 2024

SPC Severe Thunderstorm Watch 626

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WW 626 SEVERE TSTM IL 160210Z – 160800Z
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 URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 626
NWS Storm Prediction Center Norman OK
910 PM CDT Thu Aug 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of North-central and northwestern Illinois * Effective this Thursday night and Friday morning from 910 PM until 300 AM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Scattered large hail events to 1.5 inches in diameter possible SUMMARY...Clusters of thunderstorms may organize to severe levels as
they move eastward over the Mississippi River from IA, and into a
favorably moist and unstable air mass. Damaging gusts are the main
concern, with isolated large hail also possible. The severe thunderstorm watch area is approximately along and 70
statute miles east and west of a line from 35 miles south of Peoria
IL to 55 miles north of Peoria IL. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU6). 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 623...WW 624...WW 625... AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
27025. ...Edwards

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SPC Severe Thunderstorm Watch 625

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WW 625 SEVERE TSTM AR KS MO OK 152300Z – 160500Z
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 URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 625
NWS Storm Prediction Center Norman OK
600 PM CDT Thu Aug 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Extreme northwestern Arkansas Southeastern Kansas Southwestern and south-central Missouri Western, central and northeastern Oklahoma * Effective this Thursday night from 600 PM until Midnight CDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 75 mph possible Scattered large hail events to 1.5 inches in diameter possible SUMMARY...Scattered pulse-severe downbursts with embedded damaging
gusts and large hail are possible from thunderstorms the next
several hours in a well-heated, unstable and very moist environment. A few small clusters also may organize with cold-pool-driven wind
potential. The severe thunderstorm watch area is approximately along and 55
statute miles north and south of a line from 30 miles west of
Clinton OK to 30 miles southeast of Fort Leonard Wood MO. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU5). 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 623...WW 624... AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 600. Mean storm motion vector
28020. ...Edwards

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SPC Severe Thunderstorm Watch 624

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WW 624 SEVERE TSTM IL IN KY MO 152240Z – 160500Z
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 URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 624
NWS Storm Prediction Center Norman OK
540 PM CDT Thu Aug 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southern Illinois Extreme southwestern Indiana Northwestern Kentucky Southeastern Missouri * Effective this Thursday afternoon from 540 PM until Midnight CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Isolated large hail events to 1.5 inches in diameter possible A tornado or two possible SUMMARY...A growing cluster of strong-severe thunderstorms should
continue to pose severe-weather potential across southern IL and to
the adjoining Ohio Valley. Additional development is possible over
southeastern Missouri to its west as well. Occasional severe gusts
and large hail are the main concerns, and a tornado cannot be ruled
out The severe thunderstorm watch area is approximately along and 35
statute miles north and south of a line from 45 miles west southwest
of Farmington MO to 30 miles south southeast of Evansville IN. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU4). 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 623... AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 600. Mean storm motion vector
28025. ...Edwards

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