4 high wind, as filed by the National Weather Service.
Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Northern Indiana wrote its last area forecast discussion before the first event at Apr 12, 2:38 AM EST, 4 hours 22 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORTHERN INDIANA 238 AM EST THU APR 12 2001 FCST PROBLEM WILL BE STRONG WINDS TODAY. DEEP LOW PRESSURE SYSTEM LOCATED OVER UPR MS VLY ON LATEST SFC CHART. COLD FRONT EXTENDS TO S THRU MO INTO ERN TX. 00Z MODELS INITIALIZED FAIRLY WELL WITH PLACEMENT OF SFC LOW OVER WRN IA. SFC LOW WAS ANALYZED OVER ERN NEB AT 00Z. VERY STRONG WIND FIELD AHEAD OF COLD FRONT. 00Z UPR LVL WINDS WERE ANALYZED AT OVER ERN IL AHEAD OF COLD FRONT AT 60 KTS AT H8...70 KTS AT H7 AND 90 KTS OVER ERN IA. WINDS HAVE STARTED TO MIX DOWN TO SFC WITH GUSTS TO 30 KTS BEING RPRTD ACROSS RGN. STRONG WINDS AT SFC WILL CONT THROUGHOUT DAY TODAY. NGM INDICATES SUSTAINED WINDS INTO MID-20 KT RANGE. AVN PROGS WINDS NEAR 30 KTS. WILL GO WITH WIND SPEEDS OF 25 TO 35 MPH ACROSS FA TODAY. AS SYSTEM MOVES NE INTO ONT BY 00Z FRI WINDS WILL START TO LESSEN. TEMPS SHUD REMAIN ABV NORMAL THRU WEEKEND UNTIL NEXT SYSTEM MOVES THRU. NWLY FLOW BEHIND SYSTEM WILL THEN HELP TEMPS DROP TO NORMAL LEVELS FOR EARLY NEXT WEEK. MISFWA AVAIL. .IWX...WIND ADVISORY TODAY ENTIRE CWA. OHARA
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
227 AM EST THU APR 12 2001
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1247 AM 1 S SIDNEY IN WIND DAMAGE
04/12/01 KOSCIUSKO TREES AND POWER LINES
DOWN. REPORTED BY LAW
ENFORCEMENT OFOFICIAL.The national radar mosaic for the moment the first event began.
4 high wind. Local standard time, as filed.
Tree came down on a house ripping through the roof into the bedroom. The sleeping occupant sustained minor injuries.
Several reports of tree limbs and trees blown down on homes and vehicles across the county.
Several tree limbs and power lines were taken down across the county.
A large tree and several limbs were blown down in Granger leaving 2600 people without power for a time. An additional 2900 people were without power across the county with several tree limbs blown down on power lines.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Indiana in 2001Every state in 2001This day in weather historyWarnings in Indiana, April 2001
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5238577, 5238578, 5238579, 5238580.