Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 264, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 15, 2012, 7:25 PM CDT for Kandiyohi County, Renville County, Minnesota. It was in force for 30 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 15, 2012, 7:25 PM CDT (00:25 UTC)
- Expired
- Aug 15, 2012, 7:55 PM CDT
- In force
- 30 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Kandiyohi County, MN, Renville County, MN
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 15, 3:25 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 0.4 hours before the alert went out and 122 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
- 700 J/kg
- Mixed-layer CIN
- -151 J/kg
- Mixed-layer LCL
- 1324 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 175 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 5.2
The text
As transmitted, in the capitals the NWS used until 2016.
986
WUUS53 KMPX 160025
SVRMPX
MNC067-129-160130-
/O.NEW.KMPX.SV.W.0264.120816T0025Z-120816T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
725 PM CDT WED AUG 15 2012
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN KANDIYOHI COUNTY IN CENTRAL MINNESOTA...
RENVILLE COUNTY IN CENTRAL MINNESOTA...
* UNTIL 830 PM CDT
* AT 722 PM CDT...TRAINED SPOTTERS REPORTED A SEVERE THUNDERSTORM
WITH QUARTER SIZE HAIL AND DAMAGING WINDS OF 60 MPH. THIS STORM WAS
LOCATED 12 MILES NORTHEAST OF GRANITE FALLS...AND MOVING SOUTHEAST
AT 35 MPH.
LOCATIONS IN THE WARNING INCLUDE...
OLIVIA...
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 4489 9543 4489 9525 4500 9525 4494 9477
4468 9470 4457 9488 4463 9515 4485 9546
TIME...MOT...LOC 0026Z 296DEG 28KT 4488 9527
WIND...HAIL 60MPH 1.00IN
$$2 follow-up statements
888
WWUS53 KMPX 160046
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
746 PM CDT WED AUG 15 2012
MNC067-129-160130-
/O.CON.KMPX.SV.W.0264.000000T0000Z-120816T0130Z/
KANDIYOHI MN-RENVILLE MN-
746 PM CDT WED AUG 15 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
RENVILLE AND SOUTHERN KANDIYOHI COUNTIES UNTIL 830 PM CDT...
AT 745 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
WINDS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES NORTHWEST OF
OLIVIA...MOVING SOUTHEAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
OLIVIA...BECHYN...LAKE LILLIAN...THORPE AND BIRD ISLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
&&
LAT...LON 4476 9532 4487 9522 4499 9518 4494 9477
4468 9470 4457 9488 4463 9515
TIME...MOT...LOC 0046Z 296DEG 28KT 4481 9507
WIND...HAIL 60MPH 1.00IN
$$729
WWUS53 KMPX 160055
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
755 PM CDT WED AUG 15 2012
MNC067-129-160110-
/O.CAN.KMPX.SV.W.0264.000000T0000Z-120816T0130Z/
KANDIYOHI MN-RENVILLE MN-
755 PM CDT WED AUG 15 2012
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL RENVILLE AND SOUTHERN
KANDIYOHI COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY...HOWEVER SMALL HAIL AND HEAVY RAIN ARE STILL POSSIBLE WITH
THIS THUNDERSTORM.
IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT.
LAT...LON 4476 9532 4487 9522 4499 9518 4494 9477
4468 9470 4457 9488 4463 9515
TIME...MOT...LOC 0055Z 296DEG 28KT 4478 9498
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 15, 7:19 PM CDT | Special Weather Statement | MPX | Kandiyohi, McLeod, Meeker, Renville | 56 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.