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.
Day 1 Tornado Risk
Area (sq. mi.)
Area Pop.
Some Larger Population Centers in Risk Area
No Risk Areas Forecast
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.
Day 1 Wind Risk
Area (sq. mi.)
Area Pop.
Some Larger Population Centers in Risk Area
No Risk Areas Forecast
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.
Day 1 Hail Risk
Area (sq. mi.)
Area Pop.
Some Larger Population Centers in Risk Area
No Risk Areas Forecast
SPC AC 200037
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0637 PM CST FRI DEC 19 2014
VALID 200100Z - 201200Z
...NO TSTM AREAS FORECAST...
...SUMMARY...
THUNDERSTORMS ARE NOT EXPECTED OVER THE LOWER 48 STATES TONIGHT.
...CNTRL GULF COAST...
A SHORTWAVE TROUGH LOCATED OVER ADJACENT PORTIONS OF AR/OK/TX THIS
EVENING WILL WEAKEN AS IT CONTINUES TO MOVE ENEWD TO THE TN VALLEY
AND SRN APPALACHIANS BY SATURDAY MORNING. SURFACE HIGH PRESSURE
LEADING TO GENERALLY TRANQUIL CONDITIONS WILL INFLUENCE MUCH OF THE
AREA E OF THE ROCKIES. THE EXCEPTION WILL BE A LIGHT RAIN SHIELD
OVER THE CNTRL GULF COAST STATES TONIGHT. APPRECIABLE BUOYANCY WILL
LIKELY REMAIN OFFSHORE THE CNTRL GULF COAST AND THUNDERSTORMS ARE
NOT FORECAST FOR TONIGHT.
..SMITH.. 12/20/2014
CLICK TO GET WUUS01 PTSDY1 PRODUCT
NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z
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