Going to be a busy day, upgrade to tornado driven high risk incoming.
Mesoscale Discussion 0390
NWS Storm Prediction Center Norman OK
1037 AM CDT Fri Mar 31 2023
Areas affected...portions of southeastern Iowa...northwestern
Illinois...and far northeastern Missouri
Concerning...Outlook upgrade
Valid 311537Z - 311630Z
SUMMARY...Portions of the Moderate Risk over southeastern IA,
northwestern IL, and far northeastern MO will be upgraded to a
categorical High Risk in the 1630 UTC Convective outlook.
DISCUSSION...An upgrade to a tornado-driven High Risk (30%
probability) is expected for the 1630 UTC outlook. Environmental
conditions are quickly becoming favorable to support the potential
for numerous strong to potentially violent and long-track tornadoes
across portions of southeastern IA, northwestern IL, and far
northeastern MO. Please see the forthcoming Day 1 outlook update for
more information.
..Lyons/Smith.. 03/31/2023