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| Probabilistic Tornado Graphic | |||||||||
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| 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 | |||||||||
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| 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 | |||||||||
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| 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 221252 DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0652 AM CST WED JAN 22 2014 VALID 221300Z - 231200Z ...NO TSTM AREAS FORECAST... ...SYNOPSIS/FORECAST... CONTINENTAL POLAR AIR WILL BE REINFORCED E OF THE ROCKIES...WHILE A SHORTWAVE IMPULSE PROGRESSES ACROSS THE GREAT LAKES REGION AND MIDWEST THROUGH BROADER CYCLONIC FLOW COVERING MUCH OF THE COUNTRY. DRY AND CONVECTIVELY STABLE CONDITIONS WILL PREDOMINATE ACROSS MUCH OF THE UNITED STATES. ONE EXCEPTION MAY BE ACROSS THE GREAT LAKES REGION BENEATH COLD MID-LEVEL TEMPERATURES ACCOMPANYING THE AFOREMENTIONED IMPULSE AND ITS ATTENDANT CYCLONE. HOWEVER...OVER INDIVIDUAL LAKES...COLD WATER TEMPERATURES AND ICE COVER WILL LIMIT LOW-LEVEL LAPSE RATES. OVER LAND...MODIFICATIONS TO REGIONAL 12Z RAOBS SUGGEST THAT CONVECTIVE-CLOUD-LAYER TEMPERATURES WILL BE TOO COLD FOR ANY APPRECIABLE LIQUID WATER CONCENTRATION. THIS WILL LIMIT CHARGE SEPARATION AND MINIMIZE THUNDERSTORM POTENTIAL. ..COHEN/EDWARDS.. 01/22/2014 CLICK TO GET WUUS01 PTSDY1 PRODUCT NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 1630Z |
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