Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 33, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 17, 2012, 7:31 PM CDT for 4 counties in Minnesota. It was in force for 59 min. 2 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 17, 2012, 7:31 PM CDT (00:31 UTC)
- Expired
- Jun 17, 2012, 8:30 PM CDT
- In force
- 59 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Becker County, MN, Hubbard County, MN, Otter Tail County, MN, Wadena County, MN
The radar
The Duluth radar (KDLH), 202 km from the middle of the area, began a volume at 00:33 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 17, 7:40 PM CDT | HAIL 0.88 | 2 E Midway, MN | |
| Jun 17, 7:45 PM CDT | TSTM WND DMG | 8 E Wolf Lake, MN | TOP HALF OF TREE WITH GREEN LEAVES SNAPPED OFF |
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 |
|---|---|---|---|
| Jun 17, 3:45 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
International Fa, MN (KINL), launched 00:00Z, 0.5 hours before the alert went out and 227 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
- 2 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 1550 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
498
WUUS53 KFGF 180031
SVRFGF
MNC005-057-111-159-180130-
/O.NEW.KFGF.SV.W.0033.120618T0031Z-120618T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
731 PM CDT SUN JUN 17 2012
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN BECKER COUNTY IN NORTHWEST MINNESOTA...
SOUTHERN HUBBARD COUNTY IN NORTH CENTRAL MINNESOTA...
NORTHEASTERN OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA...
NORTHERN WADENA COUNTY IN CENTRAL MINNESOTA...
* UNTIL 830 PM CDT
* AT 727 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THE STORM WAS LOCATED NEAR
BUTLER...OR 24 MILES EAST OF DETROIT LAKES...MOVING TO THE
NORTHEAST AT 40 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
SEBEKA AROUND 740 PM CDT.
MENAHGA AROUND 745 PM CDT.
PARK RAPIDS...NIMROD AND HUBBARD AROUND 755 PM CDT.
HUNTERSVILLE AROUND 800 PM CDT.
THEREAFTER SOME OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM
INCLUDE DORSET...NEVIS...CHAMBERLAIN AND AKELEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
&&
LAT...LON 4680 9467 4680 9477 4663 9479 4660 9537
4680 9555 4716 9466 4697 9464 4681 9465
TIME...MOT...LOC 0031Z 242DEG 36KT 4672 9531
WIND...HAIL 60MPH 1.00IN
$$
TG/BB2 follow-up statements
569
WWUS53 KFGF 180044
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
744 PM CDT SUN JUN 17 2012
MNC111-180053-
/O.CAN.KFGF.SV.W.0033.000000T0000Z-120618T0130Z/
OTTER TAIL MN-
744 PM CDT SUN JUN 17 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN OTTER TAIL COUNTY
IN WEST CENTRAL MINNESOTA IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4680 9467 4680 9477 4663 9479 4662 9515
4665 9517 4671 9516 4672 9522 4689 9534
4716 9466 4696 9464 4681 9465
TIME...MOT...LOC 0043Z 242DEG 40KT 4679 9510
$$
MNC005-057-159-180130-
/O.CON.KFGF.SV.W.0033.000000T0000Z-120618T0130Z/
HUBBARD MN-WADENA MN-BECKER MN-
744 PM CDT SUN JUN 17 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
WADENA COUNTY IN CENTRAL MINNESOTA...AND SOUTHERN HUBBARD COUNTY IN
NORTH CENTRAL MINNESOTA...AND SOUTHEASTERN BECKER COUNTY IN NORTHWEST
MINNESOTA UNTIL 830 PM CDT...
AT 740 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THE STORM WAS LOCATED 3 MILES
NORTHWEST OF MENAHGA...OR 33 MILES EAST OF DETROIT LAKES...MOVING TO
THE NORTHEAST AT 45 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
PARK RAPIDS...NIMROD AND HUBBARD AROUND 750 PM CDT.
HUNTERSVILLE AROUND 755 PM CDT.
DORSET AROUND 800 PM CDT.
NEVIS AND BADOURA AROUND 805 PM CDT.
THEREAFTER SOME OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM
INCLUDE CHAMBERLAIN AND AKELEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
&&
LAT...LON 4680 9467 4680 9477 4663 9479 4662 9515
4665 9517 4671 9516 4672 9522 4689 9534
4716 9466 4696 9464 4681 9465
TIME...MOT...LOC 0043Z 242DEG 40KT 4679 9510
$$
TG/BB083
WWUS53 KFGF 180126
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
826 PM CDT SUN JUN 17 2012
MNC005-057-159-180136-
/O.EXP.KFGF.SV.W.0033.000000T0000Z-120618T0130Z/
HUBBARD MN-WADENA MN-BECKER MN-
826 PM CDT SUN JUN 17 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN WADENA COUNTY IN
CENTRAL MINNESOTA...AND SOUTHERN HUBBARD COUNTY IN NORTH CENTRAL
MINNESOTA...AND SOUTHEASTERN BECKER COUNTY IN NORTHWEST MINNESOTA
WILL EXPIRE AT 830 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
LAT...LON 4680 9467 4680 9477 4663 9479 4662 9515
4665 9517 4671 9516 4672 9522 4689 9534
4716 9466 4696 9464 4681 9465
TIME...MOT...LOC 0126Z 242DEG 40KT 4701 9448
$$
HOPPESNearby
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.