Indy in middle of High Risk for Tornadoes
Posted by
JAC on 5/25/2011, 12:40 pm
http://www.spc.noaa.gov/products/watch/ww0368.html

URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 368 NWS STORM PREDICTION CENTER NORMAN OK 950 AM EDT WED MAY 25 2011 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF INDIANA SOUTHWEST LOWER MICHIGAN LAKE MICHIGAN EFFECTIVE THIS WEDNESDAY MORNING AND EVENING FROM 950 AM UNTIL 700 PM EDT. TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES NORTHEAST OF SOUTH BEND INDIANA TO 30 MILES SOUTH OF BLOOMINGTON INDIANA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8). REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. OTHER WATCH INFORMATION...CONTINUE...WW 367... DISCUSSION...BAND OF STRONG-SEVERE STORMS OVER ERN IL WILL PROGRESS EWD/NEWD INTO IND THIS MORNING IN ADVANCE OF STRONG MIDLEVEL IMPULSE LIFTING NNEWD THROUGH THE MID MS VALLEY. 12Z SOUNDING DATA AND CURRENT SURFACE OBSERVATIONS SUGGEST THAT AIR MASS SHOULD RAPIDLY DESTABILIZE WITH MLCAPE INCREASING TO 1000-2000 J/KG. WHEN COUPLED WITH STRENGTHENING VERTICAL SHEAR THROUGH THE DAY...ENVIRONMENT WILL SUPPORT SUPERCELL AND BOWING STRUCTURES WITH A RISK FOR TORNADOES...SOME POTENTIALLY STRONG...DAMAGING WINDS AND LARGE HAIL. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 24035. ...MEAD
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In this thread:
Mid MS-River Area under High-Risk for Severe Weather Today -
JAC,
5/25/2011, 9:01 am- IN dodged a bullet. Looks like no fatalities. - JAC, 5/26/2011, 6:14 am
- Indy TV streaming damage - IndyDave, 5/25/2011, 9:26 pm
- Strong violent tornadoes expected next 2 to 4 hrs - JAC, 5/25/2011, 4:42 pm
- PDS 2 - JAC, 5/25/2011, 1:50 pm
- St Louis Under-the-Gun - JAC, 5/25/2011, 1:07 pm
- Live Feed - JAC, 5/25/2011, 4:44 pm
- Funnel spotted near mall - JAC, 5/25/2011, 4:38 pm
- Sedalia, MO just took a hit - JAC, 5/25/2011, 2:42 pm
- Tornadic cells building and approaching St Louis - JAC, 5/25/2011, 2:14 pm
- Re: St Louis Under-the-Gun - ArgosyTn, 5/25/2011, 1:26 pm
- Strong Uncapped STP in AR - JAC, 5/25/2011, 12:29 pm
- Re: Strong Uncapped STP in AR - ArgosyTn, 5/25/2011, 1:46 pm
- Long-tack tornadoes expected. Another PDS coming up. - JAC, 5/25/2011, 1:14 pm
- MAJOR TORNADO OUTBREAK IS FORECAST - JAC, 5/25/2011, 12:50 pm
- Large-area PDS up - JAC, 5/25/2011, 12:37 pm
- Here's the current STP - JAC, 5/25/2011, 12:30 pm
- IN later this morning - JAC, 5/25/2011, 9:50 am
- Memphis: NAM at 21Z - JAC, 5/25/2011, 9:29 am
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