Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 258, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 4, 2012, 1:25 AM CDT for Faribault County, Martin 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
- Aug 4, 2012, 1:25 AM CDT (06:25 UTC)
- Expired
- Aug 4, 2012, 2:30 AM CDT
- In force
- 65 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Faribault County, MN, Martin County, MN
The radar
The Minneapolis radar (KMPX), 147 km from the middle of the area, began a volume at 06:25 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.
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, 7:33 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 6.4 hours before the alert went out and 146 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
- 576 J/kg
- Mixed-layer CIN
- -95 J/kg
- Mixed-layer LCL
- 1840 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 257 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 7.5
The text
As transmitted, in the capitals the NWS used until 2016.
394
WUUS53 KMPX 040625
SVRMPX
MNC043-091-040730-
/O.NEW.KMPX.SV.W.0258.120804T0625Z-120804T0730Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
125 AM CDT SAT AUG 4 2012
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
FARIBAULT COUNTY IN SOUTH CENTRAL MINNESOTA...
EASTERN MARTIN COUNTY IN SOUTH CENTRAL MINNESOTA...
* UNTIL 230 AM CDT
* AT 120 AM CDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS...
CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS OF 60
MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 5 MILES
SOUTH OF SOUTH BRANCH TO FAIRMONT TO 6 MILES EAST OF CEYLON...AND
MOVING EAST AT 35 MPH.
LOCATIONS IN THE WARNING INCLUDE...
FAIRMONT...
BLUE EARTH...
WINNEBAGO...
ELMORE...
DELAVAN...
BRICELYN...
BRUSH CREEK...
MINNESOTA LAKE...
WELLS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS IN EXCESS OF 60 MPH AND LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 4350 9460 4366 9455 4385 9460 4384 9374
4367 9369 4349 9372 4349 9459
TIME...MOT...LOC 0625Z 273DEG 31KT 4380 9447 4366 9443
4351 9446
WIND...HAIL 60MPH 1.00IN
$$3 follow-up statements
758
WWUS53 KMPX 040638
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
138 AM CDT SAT AUG 4 2012
MNC043-091-040730-
/O.CON.KMPX.SV.W.0258.000000T0000Z-120804T0730Z/
FARIBAULT MN-MARTIN MN-
138 AM CDT SAT AUG 4 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN MARTIN
AND FARIBAULT COUNTIES UNTIL 230 AM CDT...
AT 134 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 10 MILES SOUTHEAST OF LEWISVILLE TO 7 MILES EAST OF
FAIRMONT TO 11 MILES SOUTHEAST OF FAIRMONT...MOVING EAST AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
BLUE EARTH...WINNEBAGO...ELMORE...DELAVAN...BRUSH CREEK...
BRICELYN...MINNESOTA LAKE...WELLS...GUCKEEN...HUNTLEY...FROST AND
EASTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
&&
LAT...LON 4349 9372 4350 9446 4385 9449 4384 9374
4367 9369
TIME...MOT...LOC 0638Z 273DEG 31KT 4379 9431 4365 9427
4350 9430
WIND...HAIL 60MPH 1.00IN
$$347
WWUS53 KMPX 040653
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
153 AM CDT SAT AUG 4 2012
MNC043-091-040730-
/O.CON.KMPX.SV.W.0258.000000T0000Z-120804T0730Z/
FARIBAULT MN-MARTIN MN-
153 AM CDT SAT AUG 4 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN MARTIN
AND FARIBAULT COUNTIES UNTIL 230 AM CDT...
AT 148 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM WINNEBAGO TO 7 MILES WEST OF BLUE EARTH TO ELMORE...
MOVING EAST AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
BLUE EARTH...DELAVAN...BRICELYN...MINNESOTA LAKE...BRUSH CREEK...
WELLS...FROST AND EASTON.
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.
&&
LAT...LON 4349 9372 4350 9427 4385 9432 4384 9374
4367 9369
TIME...MOT...LOC 0653Z 273DEG 31KT 4379 9417 4365 9417
4351 9409
WIND...HAIL 60MPH 1.00IN
$$954
WWUS53 KMPX 040717
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
217 AM CDT SAT AUG 4 2012
MNC091-040731-
/O.CAN.KMPX.SV.W.0258.000000T0000Z-120804T0730Z/
MARTIN MN-
217 AM CDT SAT AUG 4 2012
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MARTIN COUNTY IS
CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE
WARNED AREA.
LAT...LON 4349 9372 4350 9395 4365 9391 4384 9410
4384 9374 4367 9369
TIME...MOT...LOC 0716Z 273DEG 31KT 4378 9389 4365 9377
4350 9381
$$
MNC043-040730-
/O.CON.KMPX.SV.W.0258.000000T0000Z-120804T0730Z/
FARIBAULT MN-
217 AM CDT SAT AUG 4 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
FARIBAULT COUNTY UNTIL 230 AM CDT...
AT 211 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS OF 60 MPH.
THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM DELAVAN TO
BRUSH CREEK TO 5 MILES SOUTHWEST OF BRICELYN...MOVING EAST AT 35 MPH.
NICKEL SIZE HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS.
LOCATIONS IMPACTED INCLUDE...
MINNESOTA LAKE...BRICELYN AND WELLS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
&&
LAT...LON 4349 9372 4350 9395 4365 9391 4384 9410
4384 9374 4367 9369
TIME...MOT...LOC 0716Z 273DEG 31KT 4378 9389 4365 9377
4350 9381
WIND...HAIL 60MPH 0.88IN
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 7:14 PM CDT | Special Weather Statement | MPX | Chippewa, Lac qui Parle, Swift, Yellow Medicine | 46 min |
| Aug 3, 7:37 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Yellow Medicine | 53 min |
| Aug 3, 8:20 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Lac qui Parle, Renville, Swift, Yellow Medicine | 55 min |
| Aug 3, 8:26 PM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope, Stevens | 49 min |
| Aug 3, 9:01 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Redwood, Renville, Yellow Medicine | 59 min |
| Aug 3, 9:07 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Kandiyohi, Meeker, Pope, Renville, Stearns and 2 more | 53 min |
| Aug 3, 9:47 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Brown, McLeod, Nicollet, Redwood, Renville and 1 more | 58 min |
| Aug 3, 9:52 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Meeker, Renville, Sherburne, Stearns, Wright | 38 min |
| Aug 3, 10:25 PM CDT | Special Weather Statement | MPX | Anoka, Carver, Hennepin, McLeod, Sherburne, Wright | 65 min |
| Aug 3, 10:29 PM CDT | Special Weather Statement | MPX | Le Sueur, Nicollet, Rice, Scott | 61 min |
| Aug 3, 10:39 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Hennepin | 36 min |
| Aug 3, 10:44 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Benton, Isanti, Mille Lacs, Sherburne, Wright | 46 min |
| Aug 3, 10:54 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Carver, Hennepin, Sherburne, Wright | 25 min |
| Aug 3, 11:01 PM CDT | Special Weather Statement | MPX | Blue Earth, Faribault, Freeborn, Martin, Steele, Waseca | 44 min |
| Aug 3, 11:06 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Carver, Chisago, Dakota, Hennepin, Ramsey and 2 more | 39 min |
| Aug 3, 11:12 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Chisago, Isanti | 33 min |
| Aug 3, 11:18 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Goodhue, Rice, Scott, Washington | 42 min |
| Aug 3, 11:38 PM CDT | Severe Thunderstorm Warning | MPX | Chisago, Washington | 67 min |
| Aug 3, 11:44 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Goodhue, Washington | 61 min |
| Aug 4, 12:19 AM CDT | Special Weather Statement | MPX | Brown | 26 min |
| Aug 4, 1:13 AM CDT | Special Weather Statement | MPX | Martin | 47 min |
| Aug 4, 4:28 AM CDT | Special Weather Statement | MPX | Faribault | 47 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2012Every severe thunderstorm warning in 2012
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.