Month: August 2024

SPC Severe Thunderstorm Watch 629

by

WW 629 SEVERE TSTM AR 170200Z – 170700Z
WW 0629 Image

 URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 629
NWS Storm Prediction Center Norman OK
900 PM CDT Fri Aug 16 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of West-central to north-central Arkansas * Effective this Friday night and Saturday morning from 900 PM until 200 AM CDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 75 mph possible Isolated very large hail events to 2 inches in diameter possible SUMMARY...A complex of severe thunderstorms -- with a history of
severe as recently as a 56-kt gust at NW AR Regional (XNA) at 141Z
-- is expected to pose a continuing severe-wind and hail threat
southeastward into more of AR this evening. Some expansion or shift
in motion toward southward also is possible. The severe thunderstorm watch area is approximately along and 40
statute miles north and south of a line from 10 miles south of Fort
Smith AR to 55 miles northeast of Russellville AR. 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. && OTHER WATCH INFORMATION...CONTINUE...WW 628... AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 600. Mean storm motion vector
32035. ...Edwards

Read more

SPC Severe Thunderstorm Watch 628

by

WW 628 SEVERE TSTM AR MO OK 162035Z – 170400Z
WW 0628 Image

 URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 628
NWS Storm Prediction Center Norman OK
335 PM CDT Fri Aug 16 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northwest Arkansas Extreme southwest Missouri Northern Oklahoma * Effective this Friday afternoon and evening from 335 PM until 1100 PM CDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 75 mph possible Scattered large hail likely with isolated very large hail events to 2.5 inches in diameter possible SUMMARY...Multiple areas of thunderstorm development are possible
along and south of the Kansas/Oklahoma border through late evening,
in a storm environment favoring organized clusters and supercells. The more intense storms will be capable of producing very large hail
up to 2.5 inches in diameter, as well as severe outflow winds up to
75 mph. The severe thunderstorm watch area is approximately along and 35
statute miles north and south of a line from 40 miles west southwest
of Alva OK to 30 miles south southeast of Monett MO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU8). 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 627... AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 600. Mean storm motion vector
30025. ...Thompson

Read more