Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 224, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 21, 2005, 3:40 AM CDT for Martin County, Watonwan County, Minnesota. It was in force for 65 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 21, 2005, 3:40 AM CDT (08:40 UTC)
- Expired
- Jul 21, 2005, 4:45 AM CDT
- In force
- 65 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Martin County, MN, Watonwan County, MN
The radar
The Minneapolis radar (KMPX), 143 km from the middle of the area, began a volume at 08:42 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 nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 8.7 hours before the alert went out and 142 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
- 1056 J/kg
- Mixed-layer CIN
- -138 J/kg
- Mixed-layer LCL
- 1616 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -38 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMPX 210840
SVRMPX
MNC091-165-210945-
/O.NEW.KMPX.SV.W.0224.050721T0840Z-050721T0945Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
340 AM CDT THU JUL 21 2005
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WATONWAN COUNTY IN SOUTH CENTRAL MINNESOTA
MARTIN COUNTY IN SOUTH CENTRAL MINNESOTA
* UNTIL 445 AM CDT
* AT 337 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. THIS STORM WAS
LOCATED 23 MILES WEST OF FAIRMONT...OR ABOUT OVER JACKSON...AND
MOVING NORTHEAST AT 30 MPH.
* LOCATIONS IMPACTED INCLUDE...
FAIRMONT...
ST JAMES...
MADELIA...
SHERBURN...
BUTTERFIELD...
CEYLON...
STAY INDOORS...AND AWAY FROM WINDOWS.
LAT...LON 4371 9485 4352 9485 4351 9427 4384 9426
4383 9439 4409 9440 4409 9484
$$1 follow-up statement
000
WWUS53 KMPX 210944
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
443 AM CDT THU JUL 21 2005
MNC091-165-210953-
/O.EXP.KMPX.SV.W.0224.000000T0000Z-050721T0945Z/
WATONWAN MN-MARTIN MN-
443 AM CDT THU JUL 21 2005
...THE SEVERE THUNDERSTORM WARNING FOR MARTIN AND WATONWAN COUNTIES
WILL EXPIRE AT 445 AM CDT...
THE THUNDERSTORMS THAT PROMPTED THE WARNING HAVE MOVED EAST OF THE
AREA. THEREFORE...THE THREAT OF SEVERE WEATHER HAS ENDED.
LAT...LON 4371 9485 4352 9485 4351 9427 4384 9426
4383 9439 4409 9440 4409 9484
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 21, 4:15 AM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Faribault | 60 min |
| Jul 21, 4:45 AM CDT | Severe Thunderstorm Warning | MPX | Freeborn, Waseca | 60 min |
| Jul 21, 5:40 AM CDT | Severe Thunderstorm Warning | MPX | Steele | 40 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2005Every severe thunderstorm warning in 2005
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.