SPC – No watches are valid as of Tue Sep 17 05:02:01 UTC 2024
No watches are valid as of Tue Sep 17 05:02:01 UTC 2024.
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No watches are valid as of Tue Sep 17 05:02:01 UTC 2024.
WW 673 SEVERE TSTM MN ND 170005Z – 170500Z
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 673 NWS Storm Prediction Center Norman OK 705 PM CDT Mon Sep 16 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northwest Minnesota North-central and Northeast North Dakota * Effective this Monday night from 705 PM until Midnight CDT. * Primary threats include... Scattered damaging wind gusts to 65 mph possible Scattered large hail events to 1.5 inches in diameter possible A tornado or two possible SUMMARY...Scattered storms will continue to develop and intensify this evening near and north of a boundary, with at least isolated instances of large hail and damaging winds as the primary hazards. The severe thunderstorm watch area is approximately along and 45 statute miles north and south of a line from 105 miles west of Devils Lake ND to 45 miles southeast of Warroad MN. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU3). 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 1.5 inches. Extreme turbulence and surface wind gusts to 55 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 23030. ...Guyer
No watches are valid as of Fri Sep 13 02:42:01 UTC 2024.
WW 672 SEVERE TSTM MT ND 122235Z – 130400Z
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 672 NWS Storm Prediction Center Norman OK 435 PM MDT Thu Sep 12 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northeastern and Eastern Montana Western North Dakota * Effective this Thursday afternoon and evening from 435 PM until 1000 PM MDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 85 mph likely Scattered large hail events to 1.5 inches in diameter possible SUMMARY...Scattered thunderstorms will continue to develop and intensify late this afternoon and evening and spread northeast into the Watch area. The stronger thunderstorms, including a mix of cells and linear clusters, will be potentially capable of a severe threat. Severe gusts will probably be the primary severe hazard (60-85 mph), but large hail may accompany the stronger thunderstorm cores as well (1 to 1.5 inches in diameter). The severe thunderstorm watch area is approximately along and 85 statute miles north and south of a line from 35 miles west southwest of Glasgow MT to 55 miles northeast of Dickinson ND. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU2). 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 670...WW 671... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 75 knots. A few cumulonimbi with maximum tops to 400. Mean storm motion vector 21050. ...Smith
WW 671 TORNADO AL 122135Z – 130300Z
URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 671 NWS Storm Prediction Center Norman OK 435 PM CDT Thu Sep 12 2024 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Central Alabama * Effective this Thursday afternoon and evening from 435 PM until 1000 PM CDT. * Primary threats include... A couple tornadoes possible SUMMARY...A convective band within a moist and strongly sheared environment will feature embedded quasi-discrete updrafts late this afternoon into the evening. Several supercells will potentially pose a tornado risk before instability wanes late this evening. The tornado watch area is approximately along and 55 statute miles north and south of a line from 55 miles northwest of Selma AL to 45 miles northeast of Montgomery AL. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Tornado Watch means conditions are favorable for tornadoes and 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. && OTHER WATCH INFORMATION...CONTINUE...WW 670... AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 0 inches. Extreme turbulence and surface wind gusts to 50 knots. A few cumulonimbi with maximum tops to 400. Mean storm motion vector 20020. ...Smith
WW 670 SEVERE TSTM MT WY 121855Z – 130100Z
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 670 NWS Storm Prediction Center Norman OK 1255 PM MDT Thu Sep 12 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southeast Montana Northeast Wyoming * Effective this Thursday afternoon and evening from 1255 PM until 700 PM MDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 75 mph possible Scattered large hail events to 1.5 inches in diameter possible A tornado or two possible SUMMARY...At least widely scattered severe storms including supercells will initially develop generally near the Montana/Wyoming border vicinity this afternoon, spreading northeastward through the afternoon. The severe thunderstorm watch area is approximately along and 80 statute miles east and west of a line from 60 miles east southeast of Worland WY to 25 miles north of Miles City MT. 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. && 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 450. Mean storm motion vector 22040. ...Guyer