A line of strong to severe thunderstorms swept across central Indiana during the early morning hours of January 23, bringing damaging winds, heavy rain, and small hail. These storms formed well ahead of a strong cold front, which moved through the area later in the morning. Ahead of the front, temperatures warmed from the 30s the afternoon of January 22nd to the upper 40s and lower 50s by midnight on the 23rd.
|2 Day Temperature/Dewpoint Graph for Lafayette, ending 8:00 AM January 23. Temperatures rose from 32 degrees at Noon January 22 to 48 degrees at Midnight January 23.||2 Day Temperature/Dewpoint Graph for Indianapolis, ending 8:00 AM January 23. Temperatures rose from 33 degrees at Noon January 22 to 48 degrees at Midnight January 23.||2 Day Temperature/Dewpoint Graph for Bloomington, ending 8:00 AM January 23. Temperatures rose from 32 degrees at Noon January 22 to 55 degrees at Midnight January 23.|
Below are radar images of the line of storms. Click any image to enlarge.
|Radar Image at 12:01 AM.||Radar Image at 1:02 AM||Radar Image at 1:58 AM|
Radar Velocity Image at 1:02 AM. Green/Blue represent flow toward the radar, with red/pink away from the radar. Winds were about 58mph near 2000ft off the ground in Putnam County at this time.
|Radar Velocity Image at 1:58 AM. Green/Blue represent flow toward the radar, with red/pink away from the radar.|
Below are storm and damage reports received by the NWS Indianapolis:
PRELIMINARY LOCAL STORM REPORT...SUMMARY NATIONAL WEATHER SERVICE INDIANAPOLIS IN 940 AM EST MON JAN 23 2012 ..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS.. 1215 AM TSTM WND GST DECKER 38.52N 87.52W 01/23/2012 E60.00 MPH KNOX IN FIRE DEPT/RESCUE WINDS OF 60 PLUS MPH REPORTED IN TOWN. 1217 AM TSTM WND DMG WHEATLAND 38.66N 87.31W 01/23/2012 KNOX IN EMERGENCY MNGR TREE AND UTILITY LINE DOWN AT STATE ROAD 550 AND EVANS ROAD JUST OUTSIDE OF WHEATLAND. TIME ESTIMATED. 1230 AM TSTM WND GST ODON 38.84N 86.99W 01/23/2012 M60.00 MPH DAVIESS IN TRAINED SPOTTER SHINGLES WERE BLOWN OFF A ROOF 1230 AM TSTM WND DMG ODON 38.84N 86.99W 01/23/2012 DAVIESS IN TRAINED SPOTTER SHINGLES WERE BLOWN OFF A ROOF BY MEASURED 60 MPH WINDS. 1245 AM TSTM WND DMG ELNORA 38.88N 87.08W 01/23/2012 DAVIESS IN EMERGENCY MNGR UNSPECIFIED AND UNCONFIRMED DAMAGE 1245 AM TSTM WND DMG 4 NW WASHINGTON 38.70N 87.23W 01/23/2012 DAVIESS IN EMERGENCY MNGR HOUSE AND TURKEY BARNS DESTROYED AT 4930 NORTH AND 350 WEST. ONE WALL LEFT STANDING OF HOUSE. REFERENCE CITY AND DIRECTION/DISTANCE IS ESTIMATED. 0100 AM TSTM WND DMG GREENCASTLE 39.64N 86.84W 01/23/2012 PUTNAM IN BROADCAST MEDIA TREES WERE BLOWN DOWN. TIME ESTIMATED. 0100 AM TSTM WND DMG CLOVERDALE 39.52N 86.80W 01/23/2012 PUTNAM IN BROADCAST MEDIA TREES WERE BLOWN DOWN. TIME ESTIMATED. 0115 AM TSTM WND DMG 1 W GOSPORT 39.35N 86.68W 01/23/2012 OWEN IN AMATEUR RADIO GARAGE DOOR WAS BLOWN IN. TIME ESTIMATED. 0128 AM HAIL 8 W LEBANON 40.05N 86.62W 01/23/2012 U0.25 INCH BOONE IN AMATEUR RADIO 0140 AM TSTM WND DMG NASHVILLE 39.20N 86.24W 01/23/2012 BROWN IN EMERGENCY MNGR PART OF THE ROOF OF NASHVILLE ELEMENTARY SCHOOL WAS TORE OFF ALLOWING WATER DAMAGE TO SOME CLASSROOMS. TIME ESTIMATED.