Alert archive / Minnesota / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 89, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 21, 2014, 5:10 AM CDT for Blue Earth County, Faribault County, Waseca County, Minnesota. It was in force for 50 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 21, 2014, 5:10 AM CDT (10:10 UTC)
- Expired
- Aug 21, 2014, 6:00 AM CDT
- In force
- 50 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Blue Earth County, MN, Faribault County, MN, Waseca County, MN
The radar
The Minneapolis radar (KMPX), 106 km from the middle of the area, began a volume at 10:11 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 21, 1:00 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 10.2 hours before the alert went out and 106 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
- 397 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 1160 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
785
WUUS53 KMPX 211010
SVRMPX
MNC013-043-161-211100-
/O.NEW.KMPX.SV.W.0089.140821T1010Z-140821T1100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
510 AM CDT THU AUG 21 2014
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA...
NORTHEASTERN FARIBAULT COUNTY IN SOUTH CENTRAL MINNESOTA...
WASECA COUNTY IN SOUTH CENTRAL MINNESOTA...
* UNTIL 600 AM CDT
* AT 508 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 13 MILES SOUTH OF MANKATO TO 16 MILES NORTHEAST OF
BLUE EARTH TO 9 MILES NORTHEAST OF BLUE EARTH...AND MOVING EAST AT
45 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.
* LOCATIONS IMPACTED INCLUDE...
WASECA...ST CLAIR...MINNESOTA LAKE...PEMBERTON...ALMA CITY...
WALDORF...JANESVILLE...OTISCO...WASECA AIRPORT AND NEW RICHLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS!
&&
LAT...LON 4376 9406 4408 9404 4420 9341 4385 9341
4385 9365 4381 9366
TIME...MOT...LOC 1010Z 254DEG 40KT 4399 9391 4385 9392
4374 9394
HAIL...0.75IN
WIND...60MPH
$$
JRB3 follow-up statements
784
WWUS53 KMPX 211027
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
527 AM CDT THU AUG 21 2014
MNC013-043-161-211100-
/O.CON.KMPX.SV.W.0089.000000T0000Z-140821T1100Z/
FARIBAULT MN-WASECA MN-BLUE EARTH MN-
527 AM CDT THU AUG 21 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
BLUE EARTH...WASECA AND NORTHEASTERN FARIBAULT COUNTIES UNTIL 600 AM
CDT...
AT 524 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 10 MILES WEST OF WASECA TO 16 MILES SOUTHWEST OF
WASECA TO 21 MILES NORTHWEST OF ALBERT LEA...AND MOVING EAST AT 45
MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.
LOCATIONS IMPACTED INCLUDE...
WASECA...WASECA AIRPORT...OTISCO AND NEW RICHLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS!
&&
LAT...LON 4378 9389 4395 9386 4411 9390 4420 9341
4385 9341 4385 9365 4381 9366
TIME...MOT...LOC 1026Z 254DEG 40KT 4406 9368 4392 9369
4381 9371
HAIL...0.75IN
WIND...60MPH
$$
JRB991
WWUS53 KMPX 211039
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
539 AM CDT THU AUG 21 2014
MNC013-043-211049-
/O.CAN.KMPX.SV.W.0089.000000T0000Z-140821T1100Z/
FARIBAULT MN-BLUE EARTH MN-
539 AM CDT THU AUG 21 2014
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BLUE EARTH AND
NORTHEASTERN FARIBAULT COUNTIES IS CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.
LAT...LON 4385 9365 4400 9364 4415 9371 4420 9341
4385 9341
TIME...MOT...LOC 1039Z 254DEG 40KT 4410 9348 4396 9350
4385 9352
$$
MNC161-211100-
/O.CON.KMPX.SV.W.0089.000000T0000Z-140821T1100Z/
WASECA MN-
539 AM CDT THU AUG 21 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WASECA COUNTY
UNTIL 600 AM CDT...
AT 537 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM WASECA TO 9 MILES SOUTH OF WASECA TO 16 MILES
NORTHWEST OF ALBERT LEA...AND MOVING EAST AT 45 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.
LOCATIONS IMPACTED INCLUDE...
NEW RICHLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS!
&&
LAT...LON 4385 9365 4400 9364 4415 9371 4420 9341
4385 9341
TIME...MOT...LOC 1039Z 254DEG 40KT 4410 9348 4396 9350
4385 9352
HAIL...0.75IN
WIND...60MPH
$$
JRB822
WWUS53 KMPX 211052
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
552 AM CDT THU AUG 21 2014
MNC161-211103-
/O.EXP.KMPX.SV.W.0089.000000T0000Z-140821T1100Z/
WASECA MN-
552 AM CDT THU AUG 21 2014
...THE SEVERE THUNDERSTORM WARNING FOR WASECA COUNTY WILL EXPIRE AT
600 AM CDT...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.
LAT...LON 4385 9365 4400 9364 4415 9371 4420 9341
4385 9341
TIME...MOT...LOC 1053Z 254DEG 40KT 4414 9327 4400 9329
4389 9331
$$
JRBThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 12:24 AM CDT | Special Weather Statement | MPX | Lac qui Parle | 36 min |
| Aug 21, 12:52 AM CDT | Special Weather Statement | MPX | Stevens | 53 min |
| Aug 21, 2:01 AM CDT | Areal Flood Warning | MPX | Stevens, Swift | 6 hr |
| Aug 21, 2:33 AM CDT | Flash Flood Watch | MPX | Anoka, Blue Earth, Carver, Chippewa, Dakota, Douglas and 21 more | 4 hr |
| Aug 21, 2:50 AM CDT | Special Weather Statement | MPX | Brown, Martin, Watonwan | 85 min |
| Aug 21, 3:07 AM CDT | Special Weather Statement | MPX | Chippewa, Kandiyohi, Pope, Swift | 83 min |
| Aug 21, 3:53 AM CDT | Areal Flood Warning | MPX | Brown, Watonwan | 5 hr |
| Aug 21, 4:20 AM CDT | Severe Thunderstorm Warning | MPX | Martin | 40 min |
| Aug 21, 4:31 AM CDT | Special Weather Statement | MPX | Blue Earth, Nicollet | 59 min |
| Aug 21, 4:47 AM CDT | Severe Thunderstorm Warning | MPX | Faribault | 43 min |
| Aug 21, 7:16 AM CDT | Heat Advisory | MPX | Blue Earth, Brown, Carver, Dakota, Faribault, Freeborn and 14 more | 13 hr |
| Aug 21, 6:20 PM CDT | Special Weather Statement | MPX | Watonwan | 25 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2014Every severe thunderstorm warning in 2014
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.