Dec 5, 2011 0100 UTC Day 1 Convective Outlook | |
Updated: Mon Dec 5 00:18:09 UTC 2011 | |
Probabilistic to Categorical Outlook Conversion Table |
Categorical Graphic |
---|
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. |
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. |
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. |
SPC AC 050014 DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0614 PM CST SUN DEC 04 2011 VALID 050100Z - 051200Z ...NO SVR TSTM AREAS FORECAST... ...SRN PLAINS... ISENTROPIC LIFT WILL STRENGTHEN THIS EVENING AND OVERNIGHT ACROSS TX AS A SHORTWAVE TROUGH...NOW OVER SW TX...EJECTS NEWD ACROSS THE REGION. SLY FLOW ATOP THE SURFACE STABLE LAYER WILL INCREASE LIFT AND MAINTAIN A MOISTURE FEED WITH ONLY WEAK INSTABILITY. RAIN AND THUNDERSTORMS WILL BECOME WIDESPREAD...BUT SEVERE WEATHER IS UNLIKELY. VERY SMALL HAIL MAY OCCUR WITH SOME OF THE STRONGER CELLS. ..JEWELL.. 12/05/2011 CLICK TO GET WUUS01 PTSDY1 PRODUCT NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z