Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 261, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 15, 2012, 5:48 PM CDT for Pope County, Stevens County, Minnesota. It was in force for 56 min. 1 report 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
- Aug 15, 2012, 5:48 PM CDT (22:48 UTC)
- Expired
- Aug 15, 2012, 6:44 PM CDT
- In force
- 56 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.75 in
- Wind
- 65.0 mph
Counties Pope County, MN, Stevens County, MN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 15, 6:06 PM CDT | HAIL 1 | 3 Se Morris, 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 |
|---|---|---|---|
| Aug 15, 3:25 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.8 hours before the alert went out and 175 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
- 3 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 851 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
646
WUUS53 KMPX 152248
SVRMPX
MNC121-149-160000-
/O.NEW.KMPX.SV.W.0261.120815T2248Z-120816T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
548 PM CDT WED AUG 15 2012
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
POPE COUNTY IN WEST CENTRAL MINNESOTA...
EASTERN STEVENS COUNTY IN WEST CENTRAL MINNESOTA...
* UNTIL 700 PM CDT
* AT 543 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
PRODUCING LARGE DAMAGING HAIL UP TO GOLF BALL SIZE AND DAMAGING
WINDS OF 65 MPH. THIS STORM WAS LOCATED NEAR MORRIS...AND MOVING
EAST AT 30 MPH.
LOCATIONS IN THE WARNING INCLUDE...
GLENWOOD...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS SITUATION. IF YOU ARE IN THE PATH OF THIS
STORM...PREPARE IMMEDIATELY FOR DESTRUCTIVE HAIL...WHICH CAN
SIGNIFICANTLY DAMAGE WINDOWS...SIDING AND VEHICLES. DAMAGING WINDS
ARE ALSO EXPECTED...WHICH WILL UPROOT TREES AND DOWN POWER LINES.
SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.
&&
LAT...LON 4576 9582 4576 9524 4575 9514 4542 9513
4542 9574 4548 9590
TIME...MOT...LOC 2248Z 283DEG 28KT 4562 9589
WIND...HAIL 65MPH 1.75IN
$$4 follow-up statements
833
WWUS53 KMPX 152309
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
609 PM CDT WED AUG 15 2012
MNC121-149-160000-
/O.CON.KMPX.SV.W.0261.000000T0000Z-120816T0000Z/
POPE MN-STEVENS MN-
609 PM CDT WED AUG 15 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
STEVENS AND POPE COUNTIES UNTIL 700 PM CDT...
AT 606 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL...AND
DAMAGING WINDS OF 65 MPH. THIS STORM WAS LOCATED 8 MILES EAST OF
MORRIS...MOVING EAST AT 35 MPH.
IN ADDITION...SEVERAL REPORTS OF QUARTER TO HALF DOLLAR SIZE HAIL
HAVE BEEN RECEIVED WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
GLENWOOD...LOWRY...STARBUCK...LONG BEACH...GILCHRIST...SEDAN AND
GROVE LAKE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
&&
LAT...LON 4565 9585 4572 9573 4569 9514 4542 9513
4542 9574 4548 9590
TIME...MOT...LOC 2309Z 287DEG 28KT 4554 9571
WIND...HAIL 60MPH 1.25IN
$$147
WWUS53 KMPX 152323
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
623 PM CDT WED AUG 15 2012
MNC149-152338-
/O.CAN.KMPX.SV.W.0261.000000T0000Z-120816T0000Z/
STEVENS MN-
623 PM CDT WED AUG 15 2012
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL STEVENS COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4565 9567 4566 9514 4542 9513 4542 9575
4560 9576
TIME...MOT...LOC 2323Z 287DEG 28KT 4551 9556
$$
MNC121-160000-
/O.CON.KMPX.SV.W.0261.000000T0000Z-120816T0000Z/
POPE MN-
623 PM CDT WED AUG 15 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN POPE
COUNTY UNTIL 700 PM CDT...
AT 620 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
WINDS OF 65 MPH. THIS STORM WAS LOCATED 14 MILES NORTH OF BENSON...
MOVING EAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
GLENWOOD...LONG BEACH...GILCHRIST...SEDAN AND GROVE LAKE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
&&
LAT...LON 4565 9567 4566 9514 4542 9513 4542 9575
4560 9576
TIME...MOT...LOC 2323Z 287DEG 28KT 4551 9556
WIND...HAIL 60MPH 1.00IN
$$940 WWUS53 KMPX 152332 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 632 PM CDT WED AUG 15 2012 MNC121-160000- /O.CON.KMPX.SV.W.0261.000000T0000Z-120816T0000Z/ POPE MN- 632 PM CDT WED AUG 15 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN POPE COUNTY UNTIL 700 PM CDT... AT 631 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS OF 65 MPH. THIS STORM WAS LOCATED 11 MILES NORTHEAST OF BENSON...MOVING EAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... GILCHRIST AND SEDAN. 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 4557 9561 4559 9514 4542 9513 4542 9569 TIME...MOT...LOC 2332Z 287DEG 28KT 4545 9547 WIND...HAIL 60MPH 1.00IN $$
299 WWUS53 KMPX 152344 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 644 PM CDT WED AUG 15 2012 MNC121-160000- /O.CAN.KMPX.SV.W.0261.000000T0000Z-120816T0000Z/ POPE MN- 644 PM CDT WED AUG 15 2012 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN POPE COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA...HOWEVER SMALL HAIL AND GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM. IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 11 PM CDT. LAT...LON 4557 9561 4559 9514 4542 9513 4542 9569 TIME...MOT...LOC 2345Z 287DEG 28KT 4542 9533 $$
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 15, 5:02 PM CDT | Special Weather Statement | MPX | Douglas, Stevens | 73 min |
| Aug 15, 5:19 PM CDT | Severe Thunderstorm Warning | MPX | Stevens | 41 min |
| Aug 15, 6:01 PM CDT | Severe Thunderstorm Warning | MPX | Stevens, Swift | 59 min |
| Aug 15, 6:36 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Swift | 54 min |
| Aug 15, 6:57 PM CDT | Special Weather Statement | MPX | Todd | 48 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.