URGENT – IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 699
NWS Storm Prediction Center Norman OK
120 PM CDT Tue Oct 3 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Far northeast Colorado
Northwest to north-central Kansas
Southwest to central Nebraska
* Effective this Tuesday afternoon and evening from 120 PM until
800 PM CDT.
* Primary threats include…
Scattered large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging winds and isolated significant gusts to 75
A tornado or two possible
SUMMARY…A few to several supercells should develop but quickly
grow upscale into northeast-moving clusters. Large hail will be the
primary initial threat with sporadic severe wind gusts becoming more
prominent towards early evening.
The severe thunderstorm watch area is approximately along and 70
statute miles east and west of a line from 75 miles southwest of
Hill City KS to 15 miles north northeast of Broken Bow NE. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU9).
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
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 500. Mean storm motion vector