Jan 7, 2014 0600 UTC Day 1 Convective Outlook | |||||||||
Updated: Tue Jan 7 05:45:36 UTC 2014 ( | ) | |||||||||
Probabilistic to Categorical Outlook Conversion Table |
Categorical Graphic | |||||||||
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Probabilistic Tornado Graphic | |||||||||
Probability of a tornado within 25 miles of a point. Hatched Area: 10% or greater probability of EF2 - EF5 tornadoes within 25 miles of a point. |
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Probabilistic Damaging Wind Graphic | |||||||||
Probability of damaging thunderstorm winds or wind gusts of 50 knots or higher within 25 miles of a point. Hatched Area: 10% of greater probability of wind gusts 65 knots or greater within 25 miles of a point. |
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Probabilistic Large Hail Graphic | |||||||||
Probability of hail 1" or larger within 25 miles of a point. Hatched Area: 10% or greater probability of hail 2" or larger within 25 miles of a point. |
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SPC AC 070541 DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 1141 PM CST MON JAN 06 2014 VALID 071200Z - 081200Z ...NO TSTM AREAS FORECAST... ...SYNOPSIS... A LARGE UPPER TROUGH INITIALLY ALIGNED FROM QUEBEC TO THE MID-ATLANTIC REGION WILL CONTINUE SHIFTING QUICKLY NEWD ACROSS NEW ENGLAND AND INTO THE CANADIAN MARITIMES...WHILE IN ITS WAKE BROAD/LOWER-AMPLITUDE CYCLONIC FLOW WILL PREVAIL ACROSS THE CONUS. AS THE CENTER OF SURFACE HIGH PRESSURE DRIFTS EWD ACROSS THE SOUTHEAST STATES...SLY FLOW DEVELOPING ACROSS THE S CENTRAL U.S. WILL FORCE SOME RETREAT OF THE ARCTIC AIRMASS. ELSEWHERE E OF THE ROCKIES HOWEVER...VERY COLD/DRY CONDITIONS WILL PREVAIL. WITH A STABLE AIRMASS PROGGED ACROSS THE ENTIRE U.S. AND AN OVERALL DEAMPLIFICATION OF THE FLOW FIELD ALOFT...APPRECIABLE DEEP CONVECTIVE POTENTIAL WILL BE LARGELY NON-EXISTENT -- ASIDE FROM LAKE-EFFECT SNOW BANDS IN LEE OF THE GREAT LAKES. ..GOSS.. 01/07/2014 CLICK TO GET WUUS01 PTSDY1 PRODUCT NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 1300Z |