Alert archive / Minnesota / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 9, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 6, 2009, 5:02 PM CDT for Benton County, Minnesota. It was in force for 46 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
- May 6, 2009, 5:02 PM CDT (22:02 UTC)
- Expired
- May 6, 2009, 5:48 PM CDT
- In force
- 46 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
County Benton County, MN
The radar
The Minneapolis radar (KMPX), 99 km from the middle of the area, began a volume at 22:03 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 |
|---|---|---|---|
| May 6, 5:20 PM CDT | HAIL 1 | Foley, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.0 hours before the alert went out and 98 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1939 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMPX 062202
SVRMPX
MNC009-062300-
/O.NEW.KMPX.SV.W.0009.090506T2202Z-090506T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
502 PM CDT WED MAY 6 2009
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
BENTON COUNTY IN CENTRAL MINNESOTA...
* UNTIL 600 PM CDT
* AT 500 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH.
THIS STORM WAS LOCATED 6 MILES EAST OF SAUK RAPIDS...OR ABOUT 7
MILES NORTHEAST OF ST CLOUD...AND MOVING EAST AT 15 MPH.
* LOCATIONS IN THE WARNING INCLUDE...
FOLEY...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS AND LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.
REPORT ANY SIGNIFICANT WIND OR HAIL DAMAGE TO THE NEAREST LAW
ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.
&&
LAT...LON 4581 9377 4557 9377 4556 9416 4567 9420
4568 9419 4569 9421
TIME...MOT...LOC 2202Z 256DEG 13KT 4562 9404
$$
LS4 follow-up statements
000 WWUS53 KMPX 062217 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 517 PM CDT WED MAY 6 2009 MNC009-062300- /O.CON.KMPX.SV.W.0009.000000T0000Z-090506T2300Z/ BENTON MN- 517 PM CDT WED MAY 6 2009 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR EASTERN BENTON COUNTY... AT 516 PM CDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THE SEVERE STORM WAS LOCATED NEAR PARENT...OR ABOUT 2 MILES SOUTHWEST OF FOLEY...AND MOVING EAST AT 15 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE...FOLEY...RONNEBY AND GLENDORADO. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR DAMAGING WINDS AND LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. REPORT ANY DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE. && LAT...LON 4581 9377 4557 9377 4557 9407 4573 9405 TIME...MOT...LOC 2217Z 255DEG 15KT 4564 9394 $$ LS
000 WWUS53 KMPX 062233 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 533 PM CDT WED MAY 6 2009 MNC009-062300- /O.CON.KMPX.SV.W.0009.000000T0000Z-090506T2300Z/ BENTON MN- 533 PM CDT WED MAY 6 2009 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR EASTERN BENTON COUNTY... AT 520 PM CDT...QUARTER SIZED HAIL WAS REPORTED IN FOLEY. AT 529 PM CDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THE SEVERE STORM WAS LOCATED 3 MILES SOUTHEAST OF RONNEBY...OR ABOUT 4 MILES EAST OF FOLEY...AND MOVING EAST AT 20 MPH. THIS STORM WILL MOVE OVER RURAL PORTIONS OF EASTERN BENTON COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR DAMAGING WINDS AND LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. REPORT ANY DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE. && LAT...LON 4581 9377 4557 9377 4557 9400 4575 9395 TIME...MOT...LOC 2232Z 260DEG 19KT 4565 9381 $$ LS
000 WWUS53 KMPX 062242 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 542 PM CDT WED MAY 6 2009 MNC009-062300- /O.CON.KMPX.SV.W.0009.000000T0000Z-090506T2300Z/ BENTON MN- 542 PM CDT WED MAY 6 2009 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR EASTERN BENTON COUNTY... AT 520 PM CDT...QUARTER SIZED HAIL WAS REPORTED IN FOLEY. AT 542 PM CDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THE SEVERE STORM WAS LOCATED 6 MILES NORTH OF GLENDORADO...OR ABOUT 8 MILES EAST OF FOLEY...AND MOVING EAST AT 20 MPH. THIS STORM WILL MOVE OVER RURAL PORTIONS OF EASTERN BENTON COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR DAMAGING WINDS AND LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. REPORT ANY DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE. && LAT...LON 4581 9377 4557 9377 4557 9400 4575 9395 TIME...MOT...LOC 2242Z 260DEG 19KT 4566 9373 $$ LS
000 WWUS53 KMPX 062248 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 548 PM CDT WED MAY 6 2009 MNC009-062258- /O.CAN.KMPX.SV.W.0009.000000T0000Z-090506T2300Z/ BENTON MN- 548 PM CDT WED MAY 6 2009 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN BENTON COUNTY IS CANCELLED... RADAR INDICATED THAT THE SEVERE STORM HAD MOVED OUT OF THE WARNED AREA. THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED. LAT...LON 4581 9377 4557 9377 4557 9400 4575 9395 TIME...MOT...LOC 2248Z 260DEG 19KT 4566 9369 $$
Nearby
Severe Thunderstorm Warnings in Minnesota, 2009Every severe thunderstorm warning in 2009
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.