Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 72, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 19, 2012, 6:33 PM CDT for Hennepin County, Sherburne County, Minnesota. It was in force for 27 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
- May 19, 2012, 6:33 PM CDT (23:33 UTC)
- Expired
- May 19, 2012, 7:00 PM CDT
- In force
- 27 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Hennepin County, MN, Sherburne County, MN
The radar
The Minneapolis radar (KMPX), 58 km from the middle of the area, began a volume at 23:35 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 nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.6 hours before the alert went out and 58 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
- 23 J/kg
- Mixed-layer CIN
- -352 J/kg
- Mixed-layer LCL
- 1615 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 192 m²/s²
- 0-3 km storm-relative helicity
- 147 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
736
WUUS53 KMPX 192333
SVRMPX
MNC053-141-200030-
/O.NEW.KMPX.SV.W.0072.120519T2333Z-120520T0030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
633 PM CDT SAT MAY 19 2012
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EXTREME NORTH CENTRAL HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA...
EASTERN SHERBURNE COUNTY IN CENTRAL MINNESOTA...
* UNTIL 730 PM CDT
* AT 630 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
PRODUCING DAMAGING WINDS OF 60 MPH. THIS STORM WAS LOCATED NEAR
ALBERTVILLE...OR ABOUT 12 MILES NORTHEAST OF BUFFALO...AND MOVING
NORTHEAST AT 40 MPH. NICKEL SIZE HAIL MAY ALSO ACCOMPANY THESE
DAMAGING WINDS.
LOCATIONS IN THE WARNING INCLUDE...
BIG LAKE...
BECKER...
ELK RIVER...
ZIMMERMAN...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS IN EXCESS OF 60 MPH AND HAIL. SEEK SHELTER NOW INSIDE
A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 4556 9351 4523 9352 4526 9355 4530 9357
4529 9360 4530 9368 4529 9377 4534 9383
4534 9386 4537 9391 4555 9375
TIME...MOT...LOC 2333Z 216DEG 35KT 4530 9364
WIND...HAIL 60MPH 0.88IN
$$1 follow-up statement
506
WWUS53 KMPX 200000
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
700 PM CDT SAT MAY 19 2012
MNC053-141-200015-
/O.CAN.KMPX.SV.W.0072.000000T0000Z-120520T0030Z/
HENNEPIN MN-SHERBURNE MN-
700 PM CDT SAT MAY 19 2012
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN SHERBURNE AND HENNEPIN
COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA...HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS
THUNDERSTORM.
LAT...LON 4556 9351 4523 9352 4526 9355 4530 9357
4529 9360 4530 9368 4529 9377 4534 9383
4534 9386 4537 9391 4555 9375
TIME...MOT...LOC 0000Z 216DEG 35KT 4550 9340
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 8:21 PM CDT | Special Weather Statement | MPX | Redwood | 39 min |
| May 18, 9:34 PM CDT | Special Weather Statement | MPX | Kandiyohi | 41 min |
| May 18, 9:45 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi | 45 min |
| May 18, 10:48 PM CDT | Severe Thunderstorm Warning | MPX | Stearns | 27 min |
| May 18, 11:13 PM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 47 min |
| May 18, 11:46 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 23 min |
| May 19, 4:38 PM CDT | Severe Thunderstorm Warning | MPX | Renville | 32 min |
| May 19, 5:17 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Renville, Sibley | 58 min |
| May 19, 5:53 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Hennepin, Wright | 52 min |
| May 19, 6:17 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin | 43 min |
| May 19, 6:36 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Chisago, Dakota, Hennepin, Ramsey, Washington | 54 min |
| May 19, 6:54 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Isanti | 38 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.