Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 251, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 3, 2005, 10:24 PM CDT for Nicollet County, Sibley County, Minnesota. It was in force for 66 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 3, 2005, 10:24 PM CDT (03:24 UTC)
- Expired
- Aug 3, 2005, 11:30 PM CDT
- In force
- 66 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Nicollet County, MN, Sibley County, MN
The radar
The Minneapolis radar (KMPX), 73 km from the middle of the area, began a volume at 03:25 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 3, 10:40 PM CDT | TSTM WND DMG | 8 Ne New Ulm, MN | HUGE TREES DOWN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 3, 7:40 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 3.4 hours before the alert went out and 71 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1345 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KMPX 040325 SVRMPX MNC103-143-040430- /O.NEW.KMPX.SV.W.0251.050804T0324Z-050804T0430Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1024 PM CDT WED AUG 3 2005 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SIBLEY COUNTY IN CENTRAL MINNESOTA NICOLLET COUNTY IN SOUTH CENTRAL MINNESOTA * UNTIL 1130 PM CDT * AT 1020 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 65 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 15 MILES SOUTHWEST OF GAYLORD TO 15 MILES SOUTH OF GAYLORD...AND MOVING EAST NORTHEAST AT 35 MPH. * LOCATIONS IMPACTED INCLUDE... GAYLORD... ST PETER... KLOSSNER... LAFAYETTE... GREEN ISLE... THIS STORM HAS A HISTORY OF PRODUCING WIND DAMAGE. TAKE COVER IMMEDIATELY LAT...LON 4448 9467 4428 9414 4432 9398 4470 9407 $$ KAT
2 follow-up statements
000 WWUS53 KMPX 040352 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1049 PM CDT WED AUG 3 2005 MNC103-143-040430- /O.CON.KMPX.SV.W.0251.000000T0000Z-050804T0430Z/ SIBLEY MN-NICOLLET MN- 1049 PM CDT WED AUG 3 2005 ...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1130 PM CDT FOR NICOLLET AND SIBLEY COUNTIES... AT 1040 PM CDT...DAMAGING WINDS DOWNED LARGE TREES IN BRIGHTON TOWNSHIP IN NICOLLET COUNTY. ALSO...A MACHINE SHED WAS DESTROYED 5 MILES NORTHEAST OF NEW ULM. AT 1046 PM CDT...THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM NEW SWEDEN TO NORSELAND...AND MOVING EAST AT 30 MPH. WINDS TO 75 MPH ARE POSSIBLE WITH THIS LINE OF STORMS OTHER LOCATIONS IN THE WARNING INCLUDE RUSH RIVER...NEW ROME... WINTHROP...GREEN ISLE...GAYLORD AND ARLINGTON. THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE ACROSS BROWN AND NICOLLET COUNTIES. THIS IS AN EXTREMELY DANGEROUS SITUATION. TAKE COVER IMMEDIATELY SEEK SHELTER INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS LAT...LON 4454 9440 4428 9414 4433 9396 4471 9395 $$
000 WWUS53 KMPX 040427 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1126 PM CDT WED AUG 3 2005 MNC103-143-040441- /O.EXP.KMPX.SV.W.0251.000000T0000Z-050804T0430Z/ SIBLEY MN-NICOLLET MN- 1126 PM CDT WED AUG 3 2005 ...THE SEVERE THUNDERSTORM WARNING FOR NICOLLET AND SIBLEY COUNTIES WILL EXPIRE AT 1130 PM CDT... THE STORMS THAT PROMPTED THE WARNING FOR SIBLEY AND NICOLLET COUNTIES HAVE MOVED EAST OF THE AREA. THEREFORE...THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE. PRIOR TO MOVING OUT OF THE COUNTIES...THESE STORMS PRODUCED CONSIDERABLE TREE...POWER LINE...AND STRUCTURAL DAMAGE ACROSS PRIMARILY NICOLLET COUNTY. LAT...LON 4454 9440 4428 9414 4433 9396 4471 9395 $$ KAT
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 8:25 PM CDT | Severe Thunderstorm Warning | MPX | Redwood, Yellow Medicine | 65 min |
| Aug 3, 9:26 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Nicollet, Redwood, Renville, Sibley | 64 min |
| Aug 3, 9:36 PM CDT | Severe Thunderstorm Warning | MPX | Watonwan | 54 min |
| Aug 3, 10:15 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth | 60 min |
| Aug 3, 10:40 PM CDT | Severe Thunderstorm Warning | MPX | Le Sueur | 65 min |
| Aug 3, 10:43 PM CDT | Severe Thunderstorm Warning | MPX | Faribault, Martin | 38 min |
| Aug 3, 10:59 PM CDT | Severe Thunderstorm Warning | MPX | Scott | 61 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.