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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 260
NWS Storm Prediction Center Norman OK
950 AM MDT Sat Jun 6 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Extreme southwestern Wyoming
* Effective this Saturday morning and afternoon from 950 AM until
500 PM MDT.
* Primary threats include...
Scattered damaging winds likely with isolated significant gusts
to 75 mph possible
Isolated large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY...Thunderstorms will increase in coverage and intensity from
late morning through the afternoon while spreading
north-northeastward across eastern Utah and western Colorado. The
storm environment will favor a mix of both supercells and bowing
line segments capable of producing damaging winds and large hail.
An isolated tornado cannot be ruled out.
The severe thunderstorm watch area is approximately along and 125
statute miles east and west of a line from 55 miles northeast of
Vernal UT to 25 miles southwest of Cortez CO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
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
1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector