Alert archive / Minnesota / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 35, NWS La Crosse, WI
NWS La Crosse, WI issued this severe thunderstorm warning at Jul 4, 2003, 2:49 AM CDT for Fillmore County, Olmsted County, Minnesota; Fayette County, Winneshiek County, Iowa. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 4, 2003, 2:49 AM CDT (07:49 UTC)
- Expired
- Jul 4, 2003, 3:45 AM CDT
- In force
- 56 min
- Issued by
- NWS La Crosse, WI
- Area
- Counties, with a storm outline in the text
Counties Fayette County, IA, Winneshiek County, IA, Fillmore County, MN, Olmsted County, MN
The radar
The La Crosse radar (KARX), 85 km from the middle of the area, began a volume at 08:00 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 4, 1:15 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 7.8 hours before the alert went out and 176 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 151 J/kg
- Mixed-layer CIN
- -708 J/kg
- Mixed-layer LCL
- 1300 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
The text
As transmitted, in the capitals the NWS used until 2016.
720
WUUS53 KARX 040749
SVRARX
IAC065-191-MNC045-109-040845-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
249 AM CDT FRI JUL 4 2003
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WINNESHIEK COUNTY IN NORTHEAST IOWA
FAYETTE COUNTY IN NORTHEAST IOWA
OLMSTED COUNTY IN SOUTHEAST MINNESOTA
FILLMORE COUNTY IN SOUTHEAST MINNESOTA
* UNTIL 345 AM CDT
* AT 249 AM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED A LINE OF
SEVERE THUNDERSTORMS PRODUCING DAMAGING WINDS FROM 15 MILES
NORTHWEST OF DODGE CENTER TO 16 MILES SOUTH OF CHARLES CITY...
MOVING EAST AT 45 MPH.
* THE SEVERE THUNDERSTORMS ARE EXPECTED TO BE...
NEAR OSTRANDER AT 300 AM CDT...
NEAR YORK...AND SPRING VALLEY AT 305 AM CDT...
NEAR WASHINGTON...AND GREENLEAFTON AT 310 AM CDT...
NEAR WYKOFF...AND WAUCOMA AT 315 AM CDT...
NEAR ST. LUCAS...AND SPILLVILLE AT 320 AM CDT...
DAMAGING WIND GUSTS ARE THE MAIN THREAT FROM THESE STORMS. FOR YOUR
PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS.
LAT...LON 4417 9270 4383 9243 4352 9244 4353 9207
4293 9205 4292 9164 4341 9164 4410 9225
$$
KRCThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 1:52 AM CDT | Severe Thunderstorm Warning | ARX | Mower | 68 min |
| Jul 4, 2:27 AM CDT | Severe Thunderstorm Warning | ARX | Dodge | 63 min |
| Jul 4, 3:20 AM CDT | Severe Thunderstorm Warning | ARX | Houston, Wabasha, Winona | 55 min |
| Jul 4, 2:17 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Howard | 58 min |
| Jul 4, 3:28 AM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton | 47 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2003Severe Thunderstorm Warnings in Iowa, 2003Every severe thunderstorm warning in 2003
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.