Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 208, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 3, 2012, 2:02 AM CDT for 4 counties in Minnesota. It was in force for 28 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
- Jul 3, 2012, 2:02 AM CDT (07:02 UTC)
- Expired
- Jul 3, 2012, 2:30 AM CDT
- In force
- 28 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Benton County, MN, Mille Lacs County, MN, Morrison County, MN, Stearns County, MN
The radar
The Minneapolis radar (KMPX), 101 km from the middle of the area, began a volume at 07:04 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 00:00Z, 7.0 hours before the alert went out and 100 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
- 2216 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 2064 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.5
The text
As transmitted, in the capitals the NWS used until 2016.
849
WUUS53 KMPX 030702
SVRMPX
MNC009-095-097-145-030730-
/O.NEW.KMPX.SV.W.0208.120703T0702Z-120703T0730Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
202 AM CDT TUE JUL 3 2012
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
BENTON COUNTY IN CENTRAL MINNESOTA...
SOUTHERN MILLE LACS COUNTY IN EAST CENTRAL MINNESOTA...
SOUTHERN MORRISON COUNTY IN CENTRAL MINNESOTA...
NORTHEASTERN STEARNS COUNTY IN CENTRAL MINNESOTA...
* UNTIL 230 AM CDT
* AT 200 AM CDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS...
CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS OF 60
MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM MORA TO
LITTLE ROCK...AND MOVING SOUTHEAST AT 50 MPH.
LOCATIONS IN THE WARNING INCLUDE...
MILACA...
ST CLOUD...
PRINCETON...
LITTLE ROCK...
MORRILL...
RICE...
ST STEPHEN...
ROYALTON...
ST JOSEPH...
COLLEGEVILLE...
HOLDINGFORD...
AVON...
ELMDALE...
UPSALA...
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 4577 9351 4556 9351 4555 9465 4585 9464
4586 9354
TIME...MOT...LOC 0702Z 311DEG 43KT 4588 9335 4575 9406
WIND...HAIL 60MPH 1.00IN
$$1 follow-up statement
607
WWUS53 KMPX 030729
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
229 AM CDT TUE JUL 3 2012
MNC009-095-097-145-030743-
/O.EXP.KMPX.SV.W.0208.000000T0000Z-120703T0730Z/
BENTON MN-MILLE LACS MN-MORRISON MN-STEARNS MN-
229 AM CDT TUE JUL 3 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN STEARNS...
SOUTHERN MORRISON...SOUTHERN MILLE LACS AND BENTON COUNTIES WILL
EXPIRE AT 230 AM CDT...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY.
LAT...LON 4577 9351 4556 9351 4555 9465 4585 9464
4586 9354
TIME...MOT...LOC 0728Z 311DEG 43KT 4566 9302 4554 9373
$$
JPCThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 12:12 AM CDT | Special Weather Statement | MPX | Todd | 48 min |
| Jul 3, 12:22 AM CDT | Severe Thunderstorm Warning | MPX | Todd | 38 min |
| Jul 3, 12:55 AM CDT | Severe Thunderstorm Warning | MPX | Mille Lacs, Morrison, Todd | 65 min |
| Jul 3, 1:46 AM CDT | Special Weather Statement | MPX | Redwood, Renville | 44 min |
| Jul 3, 2:15 AM CDT | Tornado Warning | MPX | Sherburne | 30 min |
| Jul 3, 2:36 AM CDT | Special Weather Statement | MPX | Wright | 39 min |
| Jul 3, 2:42 AM CDT | Special Weather Statement | MPX | Anoka, Chisago, Ramsey | 48 min |
| Jul 3, 2:53 AM CDT | Special Weather Statement | MPX | Hennepin | 37 min |
| Jul 3, 3:25 AM CDT | Severe Thunderstorm Warning | MPX | Anoka, Dakota, Hennepin, Ramsey, Washington | 50 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.