Nov 18, 2012 0600 UTC Day 1 Convective Outlook | |
Updated: Sun Nov 18 04:51:32 UTC 2012 | |
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. |
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 180447 DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 1047 PM CST SAT NOV 17 2012 VALID 181200Z - 191200Z ...NO SVR TSTM AREAS FORECAST... ...SYNOPSIS... A QUIESCENT PATTERN FOR TSTM DEVELOPMENT OVER MUCH OF THE CONUS WILL CONTINUE THROUGH SUN. SUBTLE MID-LEVEL IMPULSES EJECTING ACROSS NWRN MEXICO/SWRN CONUS ALONG WITH MODEST MOISTENING AROUND 700 MB MAY BE SUFFICIENT FOR ISOLATED TSTMS DURING THE LATE MORNING/AFTERNOON IN THE TRANS-PECOS OF FAR W TX. ..GRAMS.. 11/18/2012 CLICK TO GET WUUS01 PTSDY1 PRODUCT NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 1300Z