URGENT – IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 687
NWS Storm Prediction Center Norman OK
250 PM CDT Thu Sep 21 2023
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
* Effective this Thursday afternoon and evening from 250 PM until
1000 PM CDT.
* Primary threats include…
A few tornadoes possible
Scattered large hail likely with isolated very large hail events
to 3 inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY…Thunderstorms are expected to rapidly develop this
afternoon along a dryline and warm front lying across the area.
Supercells capable of very large hail and a few tornadoes are
The tornado watch area is approximately along and 60 statute miles
east and west of a line from 35 miles south southwest of Hill City
KS to 60 miles north northwest of North Platte NE. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU7).
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.
AVIATION…Tornadoes and a few severe thunderstorms with hail
surface and aloft to 3 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 28025.