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URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 359
NWS Storm Prediction Center Norman OK
820 PM CDT Fri Jul 9 2021
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
West central Illinois
North central and northeast Missouri
* Effective this Friday night and Saturday morning from 820 PM
until 200 AM CDT.
* Primary threats include...
A couple tornadoes possible
Scattered large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging winds likely with isolated significant gusts
to 75 mph possible
SUMMARY...Thunderstorms will increase in coverage and intensity this
evening as the storms spread southeastward. The storm environment
is favorable for supercells capable of producing a couple of
tornadoes, as well as isolated very large hail (near tennis ball
size) and significant severe gusts (near 75 mph). The storms could
later grow into a cluster, with a continuing severe threat into the
early overnight hours.
The tornado watch area is approximately along and 90 statute miles
east and west of a line from 30 miles east northeast of Kirksville
MO to 60 miles south of Quincy IL. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU9).
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 356...WW 357...WW 358...
AVIATION...Tornadoes and 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 600. Mean
storm motion vector 32025.