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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 210052 DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0752 PM CDT SUN APR 20 2014 VALID 210100Z - 211200Z ...THERE IS A SLGT RISK OF SVR TSTMS FOR A SMALL PART OF THE RED RIVER IN SW OK/NW TX THIS EVENING... ...SUMMARY... A COUPLE OF SEVERE STORMS ALONG THE RED RIVER WITH LARGE HAIL AS THE PRIMARY RISK SHOULD WEAKEN BY ABOUT 10-11 PM. ...SRN PLAINS... A COUPLE OF SUPERCELLS ALONG THE RED RIVER IN SW OK/NW TX WILL POSE THE GREATEST RISK FOR LARGE HAIL AND SEVERE WIND INTO LATE EVENING. THIS ACTIVITY APPEARS TO BE FED BY A NARROW WEDGE OF MODESTLY BUOYANT AIR MASS REMAINING OVER THE LOW ROLLING PLAINS OF NW TX. STABILIZING EFFECTS OF DOWNSTREAM CONVECTION N/E OF THE I-35 CORRIDOR ARE PRONOUNCED IN 00Z OUN/FWD RAOBS. BEYOND THIS LOCALIZED SEVERE AREA...OVERALL RISK IS QUITE MARGINAL. A LONE DISCRETE STORM NEAR THE CONFLUENCE OF THE PECOS/RIO GRANDE RIVERS SHOULD DISSIPATE SOON AMIDST MINIMAL LARGE-SCALE ASCENT AND INCREASING MLCIN AFTER DARK. FARTHER N...SCATTERED TO NUMEROUS STORMS HAVE BEEN AIDED BY ASCENT VIA A WEAK SRN STREAM SHORTWAVE IMPULSE. THIS ACTIVITY SHOULD REMAIN SUB-SEVERE GIVEN A WEAK COMBINATION OF SHEAR/BUOYANCY PER 00Z DDC/AMA RAOBS. ..GRAMS.. 04/21/2014 CLICK TO GET WUUS01 PTSDY1 PRODUCT NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z |