Alert archive / Minnesota / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 49, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 22, 2011, 1:23 PM CDT for 4 counties in Minnesota. It was in force for 67 min. 3 reports 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 22, 2011, 1:23 PM CDT (18:23 UTC)
- Expired
- May 22, 2011, 2:30 PM CDT
- In force
- 67 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Dakota County, MN, Goodhue County, MN, Rice County, MN, Steele County, MN
The radar
The Minneapolis radar (KMPX), 80 km from the middle of the area, began a volume at 18:23 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 22, 1:39 PM CDT | HAIL 0.88 | 4 E Faribault, MN | |
| May 22, 2:01 PM CDT | HAIL 1.5 | Wanamingo, MN | |
| May 22, 2:35 PM CDT | HAIL 1 | 5 Se Red Wing, MN |
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 |
|---|---|---|---|
| May 22, 12:07 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 6.4 hours before the alert went out and 81 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
- 20 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 981 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 207 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
373
WUUS53 KMPX 221823
SVRMPX
MNC037-049-131-147-221930-
/O.NEW.KMPX.SV.W.0049.110522T1823Z-110522T1930Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
123 PM CDT SUN MAY 22 2011
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN DAKOTA COUNTY IN EAST CENTRAL MINNESOTA...
GOODHUE COUNTY IN SOUTHEAST MINNESOTA...
EASTERN RICE COUNTY IN SOUTH CENTRAL MINNESOTA...
NORTHERN STEELE COUNTY IN SOUTH CENTRAL MINNESOTA...
* UNTIL 230 PM CDT
* AT 119 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR
OWATONNA...AND MOVING NORTHEAST AT 45 MPH.
LOCATIONS IN THE WARNING INCLUDE...
FARIBAULT...
RED WING...
MEDFORD...
RUSKIN...
KENYON...
NERSTRAND...
BOMBAY...
DUNDAS...
WANAMINGO...
NORTHFIELD...
DENNISON...
HADER...
STANTON...
WASTEDO...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.
THIS STORM HAS A HISTORY OF PRODUCING LARGE DAMAGING HAIL. SEEK
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT SUNDAY EVENING FOR
SOUTHEASTERN MINNESOTA AND NORTHWESTERN WISCONSIN.
&&
LAT...LON 4399 9320 4411 9341 4417 9341 4473 9301
4452 9243 4419 9292 4419 9303 4410 9304
TIME...MOT...LOC 1823Z 208DEG 37KT 4413 9324
WIND...HAIL <50MPH 1.00IN
$$3 follow-up statements
141
WWUS53 KMPX 221845
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
145 PM CDT SUN MAY 22 2011
MNC037-049-131-147-221930-
/O.CON.KMPX.SV.W.0049.000000T0000Z-110522T1930Z/
DAKOTA MN-GOODHUE MN-RICE MN-STEELE MN-
145 PM CDT SUN MAY 22 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
STEELE...EASTERN RICE...GOODHUE AND SOUTHEASTERN DAKOTA COUNTIES
UNTIL 230 PM CDT...
AT 142 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS
LOCATED NEAR RUSKIN...OR 9 MILES EAST OF FARIBAULT...MOVING NORTHEAST
AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
NERSTRAND...DUNDAS...BOMBAY...NORTHFIELD...DENNISON...WANAMINGO...
STANTON...HADER...WASTEDO...RANDOLPH...CANNON FALLS...GOODHUE...
HAMPTON...NEW TRIER...MIESVILLE...VERMILLION...WELCH AND
BRIDGEWATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
&&
LAT...LON 4407 9317 4421 9326 4435 9328 4473 9301
4452 9243 4419 9292 4419 9303 4410 9304
TIME...MOT...LOC 1845Z 214DEG 33KT 4430 9307
WIND...HAIL <50MPH 1.00IN
$$413
WWUS53 KMPX 221853
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
153 PM CDT SUN MAY 22 2011
MNC147-221908-
/O.CAN.KMPX.SV.W.0049.000000T0000Z-110522T1930Z/
STEELE MN-
153 PM CDT SUN MAY 22 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN STEELE COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4420 9305 4421 9308 4432 9311 4441 9314
4470 9293 4452 9243 4419 9292 4419 9303
TIME...MOT...LOC 1853Z 214DEG 33KT 4433 9296
$$
MNC037-049-131-221930-
/O.CON.KMPX.SV.W.0049.000000T0000Z-110522T1930Z/
DAKOTA MN-GOODHUE MN-RICE MN-
153 PM CDT SUN MAY 22 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
RICE...GOODHUE AND SOUTHEASTERN DAKOTA COUNTIES UNTIL 230 PM CDT...
AT 151 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS
LOCATED NEAR KENYON...OR 15 MILES EAST OF FARIBAULT...MOVING
NORTHEAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
DENNISON...WANAMINGO...STANTON...HADER...WASTEDO...CANNON FALLS...
GOODHUE...HAMPTON...NEW TRIER...MIESVILLE AND WELCH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
&&
LAT...LON 4420 9305 4421 9308 4432 9311 4441 9314
4470 9293 4452 9243 4419 9292 4419 9303
TIME...MOT...LOC 1853Z 214DEG 33KT 4433 9296
WIND...HAIL <50MPH 1.00IN
$$973
WWUS53 KMPX 221900
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
200 PM CDT SUN MAY 22 2011
MNC131-221915-
/O.CAN.KMPX.SV.W.0049.000000T0000Z-110522T1930Z/
RICE MN-
200 PM CDT SUN MAY 22 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN RICE COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4420 9291 4421 9301 4422 9302 4427 9301
4435 9304 4451 9303 4470 9293 4452 9243
TIME...MOT...LOC 1900Z 214DEG 33KT 4438 9291
$$
MNC037-049-221930-
/O.CON.KMPX.SV.W.0049.000000T0000Z-110522T1930Z/
DAKOTA MN-GOODHUE MN-
200 PM CDT SUN MAY 22 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR GOODHUE AND
SOUTHEASTERN DAKOTA COUNTIES UNTIL 230 PM CDT...
AT 156 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES NORTHWEST
OF BOMBAY...OR 17 MILES EAST OF FARIBAULT...MOVING NORTHEAST AT 40
MPH.
LOCATIONS IMPACTED INCLUDE...
STANTON...HADER...WASTEDO...CANNON FALLS...GOODHUE...NEW TRIER...
MIESVILLE AND WELCH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
&&
LAT...LON 4420 9291 4421 9301 4422 9302 4427 9301
4435 9304 4451 9303 4470 9293 4452 9243
TIME...MOT...LOC 1900Z 214DEG 33KT 4438 9291
WIND...HAIL 60MPH 1.00IN
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 7:00 PM CDT | Tornado Warning | MPX | Anoka, Hennepin | 45 min |
| May 21, 7:24 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin, Wright | 51 min |
| May 21, 7:25 PM CDT | Tornado Warning | MPX | Anoka | 35 min |
| May 21, 7:46 PM CDT | Special Weather Statement | MPX | Pope | 44 min |
| May 21, 8:00 PM CDT | Areal Flood Advisory | MPX | Anoka, Hennepin, Wright | 3 hr |
| May 21, 8:06 PM CDT | Severe Thunderstorm Warning | MPX | Martin | 39 min |
| May 21, 8:44 PM CDT | Severe Thunderstorm Warning | MPX | Martin | 61 min |
| May 21, 8:59 PM CDT | Special Weather Statement | MPX | Todd | 61 min |
| May 21, 9:11 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 64 min |
| May 21, 9:25 PM CDT | Severe Thunderstorm Warning | MPX | Watonwan | 50 min |
| May 21, 9:42 PM CDT | Severe Thunderstorm Warning | MPX | Redwood | 48 min |
| May 21, 10:12 PM CDT | Special Weather Statement | MPX | Yellow Medicine | 48 min |
| May 21, 10:26 PM CDT | Special Weather Statement | MPX | Redwood | 34 min |
| May 21, 10:43 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Martin, Redwood, Watonwan | 62 min |
| May 21, 10:43 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Pope, Renville, Stevens, Swift | 47 min |
| May 22, 12:46 AM CDT | Special Weather Statement | MPX | Le Sueur, Rice, Steele, Waseca | 44 min |
| May 22, 10:57 AM CDT | Special Weather Statement | MPX | Dakota, Goodhue, Rice | 48 min |
| May 22, 11:02 AM CDT | Special Weather Statement | MPX | Anoka, Hennepin, Ramsey | 43 min |
| May 22, 12:38 PM CDT | Severe Thunderstorm Warning | MPX | Le Sueur, Rice, Steele, Waseca | 52 min |
| May 22, 12:53 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Le Sueur, Scott | 52 min |
| May 22, 1:35 PM CDT | Special Weather Statement | MPX | Hennepin | 40 min |
| May 22, 2:05 PM CDT | Severe Thunderstorm Warning | MPX | Goodhue | 40 min |
| May 22, 2:10 PM CDT | Tornado Warning | MPX | Anoka, Hennepin, Ramsey | 35 min |
| May 22, 2:24 PM CDT | Tornado Warning | MPX | Anoka, Hennepin, Ramsey | 36 min |
| May 22, 2:45 PM CDT | Tornado Warning | MPX | Anoka, Ramsey, Washington | 30 min |
| May 22, 3:10 PM CDT | Tornado Warning | MPX | Chisago, Washington | 35 min |
| May 22, 3:34 PM CDT | Tornado Warning | MPX | Chisago | 41 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2011Every severe thunderstorm warning in 2011
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.