SPC AC 240541
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1141 PM CST THU JAN 23 2014
VALID 251200Z - 261200Z
...NO TSTM AREAS FORECAST...
...SYNOPSIS...
A LARGE UPPER TROUGH WILL PROGRESS OUT OF THE GREAT LAKES AND ACROSS
THE MID-ATLANTIC AND NORTHEAST. THE AIR MASS PRECEDING THIS SYSTEM
WILL BE VERY COLD/DRY...AND LITTLE TO NO MODIFICATION WILL OCCUR
AHEAD OF AN ACCOMPANYING COLD FRONT...RESULTING IN NEGLIGIBLE
INSTABILITY AND CONVECTIVE POTENTIAL. ONE EXCEPTION MAY BE OVER
COASTAL SRN NEW ENGLAND...WHERE SLIGHT LOW-LEVEL MOISTENING COULD
OCCUR...SUPPORTING THE POTENTIAL FOR A FEW LIGHTNING STRIKES.
ELSEWHERE...COLD MIDLEVEL TEMPERATURES AND STEEP LAPSE RATES ON THE
CYCLONIC SIDE OF A STRONG POLAR JET WILL SUPPORT WEAK INSTABILITY
OVER THE GREAT LAKES. HOWEVER...VERY COLD TEMPERATURE PROFILES MAY
LIMIT THE POTENTIAL FOR ISOLATED LIGHTNING STRIKES WITHIN THE MORE
INTENSE LAKE EFFECT SNOW BANDS. A CP AIR MASS WILL REMAIN ENTRENCHED
ACROSS THE REMAINDER OF THE CONUS WITH MINIMAL TSTM POTENTIAL
EXPECTED.
..ROGERS.. 01/24/2014
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NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 1730Z
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