WW 542 SEVERE TSTM ID 211840Z – 220200Z
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 542
NWS Storm Prediction Center Norman OK
1240 PM MDT Wed Sep 21 2022
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southern Idaho
* Effective this Wednesday afternoon and evening from 1240 PM
until 800 PM MDT.
* Primary threats include...
Scattered damaging winds and isolated significant gusts to 75
mph possible
Isolated large hail events to 1 inch in diameter possible
SUMMARY...Multiple rounds of scattered thunderstorm development are
expected into this evening with primary threats of severe wind gusts
and marginally severe hail.
The severe thunderstorm watch area is approximately along and 100
statute miles east and west of a line from 70 miles north northeast
of Hailey ID to 40 miles west of Malad City ID. 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 541...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 65 knots. A few
cumulonimbi with maximum tops to 350. Mean storm motion vector
19030.
...Grams
