Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 166, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 29, 2012, 7:24 PM CDT for 4 counties in Minnesota. It was in force for 24 min. 4 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
- Jun 29, 2012, 7:24 PM CDT (00:24 UTC)
- Expired
- Jun 29, 2012, 7:48 PM CDT
- In force
- 24 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 58.0 mph
Counties Lincoln County, MN, Lyon County, MN, Murray County, MN, Pipestone County, MN
The radar
The Sioux Falls radar (KFSD), 89 km from the middle of the area, began a volume at 00:26 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 |
|---|---|---|---|
| Jun 29, 7:25 PM CDT | HAIL 0.88 | 2 Sw Ruthton, MN | |
| Jun 29, 7:29 PM CDT | HAIL 0.88 | 1 Se Ruthton, MN | |
| Jun 29, 7:30 PM CDT | HAIL 0.5 | 1 S Ruthton, MN | |
| Jun 29, 7:30 PM CDT | HAIL 0.75 | Ruthton, MN | DIME SIZED HAIL IN RUTHTON. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 0.4 hours before the alert went out and 202 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
- 32 J/kg
- Mixed-layer CIN
- -384 J/kg
- Mixed-layer LCL
- 2178 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 109 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
469 WUUS53 KFSD 300024 SVRFSD MNC081-083-101-117-300100- /O.NEW.KFSD.SV.W.0166.120630T0024Z-120630T0100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 724 PM CDT FRI JUN 29 2012 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN LINCOLN COUNTY IN SOUTHWEST MINNESOTA... SOUTHWESTERN LYON COUNTY IN SOUTHWEST MINNESOTA... NORTHWESTERN MURRAY COUNTY IN SOUTHWEST MINNESOTA... NORTHEASTERN PIPESTONE COUNTY IN SOUTHWEST MINNESOTA... * UNTIL 800 PM CDT * AT 724 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE THUNDERSTORM PRODUCING WALNUT SIZE HAIL. THIS STORM WAS LOCATED NEAR RUTHTON...OR 14 MILES NORTHEAST OF PIPESTONE...AND MOVING EAST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... RUTHTON AROUND 730 PM CDT... FLORENCE AROUND 740 PM CDT... CURRENT LAKE AROUND 800 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 4430 9593 4410 9593 4412 9621 4426 9619 TIME...MOT...LOC 0024Z 269DEG 12KT 4417 9613 WIND...HAIL <58MPH 1.50IN $$ HANKO
2 follow-up statements
031
WWUS53 KFSD 300042
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
742 PM CDT FRI JUN 29 2012
MNC081-117-300052-
/O.CAN.KFSD.SV.W.0166.000000T0000Z-120630T0100Z/
LINCOLN MN-PIPESTONE MN-
742 PM CDT FRI JUN 29 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PIPESTONE AND
SOUTHEASTERN LINCOLN COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4428 9593 4410 9593 4411 9606 4423 9607
4429 9594
TIME...MOT...LOC 0042Z 268DEG 12KT 4417 9603
$$
MNC083-101-300100-
/O.CON.KFSD.SV.W.0166.000000T0000Z-120630T0100Z/
LYON MN-MURRAY MN-
742 PM CDT FRI JUN 29 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
MURRAY AND SOUTHWESTERN LYON COUNTIES UNTIL 800 PM CDT...
AT 742 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED
NEAR RUTHTON...OR 18 MILES NORTHEAST OF PIPESTONE...MOVING EAST AT 15
MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
CURRENT LAKE AROUND 800 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 4428 9593 4410 9593 4411 9606 4423 9607
4429 9594
TIME...MOT...LOC 0042Z 268DEG 12KT 4417 9603
WIND...HAIL <58MPH 1.00IN
$$
HANKO045
WWUS53 KFSD 300048
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
748 PM CDT FRI JUN 29 2012
MNC083-101-300057-
/O.CAN.KFSD.SV.W.0166.000000T0000Z-120630T0100Z/
LYON MN-MURRAY MN-
748 PM CDT FRI JUN 29 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MURRAY AND
SOUTHWESTERN LYON COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA...HOWEVER SMALL HAIL IS STILL POSSIBLE WITH THIS
THUNDERSTORM.
LAT...LON 4428 9593 4410 9593 4411 9606 4423 9607
4429 9594
TIME...MOT...LOC 0047Z 268DEG 12KT 4417 9601
$$
HANKONearby
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.