Apr 6, 2012 0100 UTC Day 1 Convective Outlook | |
Updated: Fri Apr 6 00:46:27 UTC 2012 | |
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 060043 DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0743 PM CDT THU APR 05 2012 VALID 060100Z - 061200Z ...THERE IS A SLGT RISK OF SVR TSTMS ACROSS PORTIONS OF AL AND GA... ...THERE IS A SLGT RISK OF SVR TSTMS ACROSS THE SRN FL PENINSULA AND FL KEYS... ...AL/GA... CENTER OF UPPER LOW...WELL DEPICTED IN LATEST SATELLITE/RADAR IMAGERY...CONTINUES ITS SEWD MOVEMENT ACROSS NRN AL TOWARD WCNTRL GA. QUITE COLD MID LEVEL TEMPERATURES...NEAR -20C AT 500MB...ARE NOTED WITH THIS FEATURE AND THIS APPEARS TO BE PARTLY RESPONSIBLE FOR THE MODEST INSTABILITY ACROSS AL. GIVEN THE ONGOING TSTM ACTIVITY NOTED IMMEDIATELY AHEAD OF THE UPPER VORT...IT APPEARS SEWD PROPAGATION/DEVELOPMENT WILL OCCUR ACROSS AL INTO PORTIONS OF EXTREME WCNTRL/SWRN GA THIS EVENING. LARGE HAIL IS THE PRIMARY CONCERN. HOWEVER...LOSS OF BOUNDARY LAYER HEATING SHOULD PROVE DETRIMENTAL TO UPDRAFT INTENSITY ACROSS MUCH OF THE REMAINDER OF THE SERN U.S. FOR THIS REASON HAVE OPTED TO LOWER SEVERE PROBS ACROSS THIS REGION. ...SWRN FL PENINSULA/FL KEYS... WELL ORGANIZED MCS OVER THE ERN GULF BASIN...ROUGHLY FROM 70 WSW SRQ TO 245 WSW SRQ...CONTINUES ITS SEWD MOVEMENT AT ROUGHLY 35KT. THIS ACTIVITY IS BEGINNING TO TURN MORE SELY AND SHOULD APPROACH THE WRN FL PENINSULA NEAR FMY AROUND 03Z AND THE KEYS SHORTLY AFTER 04Z. GIVEN THE INCREASINGLY NWLY FLOW AT MID LEVELS THIS MCS SHOULD MAINTAIN ITS IDENTITY INTO THE FL STRAITS. ..DARROW.. 04/06/2012 CLICK TO GET WUUS01 PTSDY1 PRODUCT NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z