Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 53, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 2, 2012, 10:42 PM CDT for 4 counties in Minnesota. It was in force for 48 min. 3 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
- Jul 2, 2012, 10:42 PM CDT (03:42 UTC)
- Expired
- Jul 2, 2012, 11:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Becker County, MN, Clay County, MN, Otter Tail County, MN, Wilkin County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 147 km from the middle of the area, began a volume at 03:45 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 |
|---|---|---|---|
| Jul 2, 10:55 PM CDT | HAIL 1 | Pelican Rapids, MN | REPORT OBTAINED FROM PUBLIC VIA FACEBOOK |
| Jul 2, 11:30 PM CDT | HAIL 0.75 | Pelican Rapids, MN | |
| Jul 2, 11:32 PM CDT | HAIL 1 | New York Mills, MN | PUBLIC REPORT VIA FACEBOOK |
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 |
|---|---|---|---|
| Jul 2, 6:54 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 3.7 hours before the alert went out and 268 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.
842 WUUS53 KFGF 030342 SVRFGF MNC005-027-111-167-030430- /O.NEW.KFGF.SV.W.0053.120703T0342Z-120703T0430Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 1042 PM CDT MON JUL 2 2012 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN BECKER COUNTY IN NORTHWEST MINNESOTA... SOUTHEASTERN CLAY COUNTY IN NORTHWEST MINNESOTA... NORTHERN OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA... NORTHERN WILKIN COUNTY IN WEST CENTRAL MINNESOTA... * UNTIL 1130 PM CDT * AT 1036 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THE STORM WAS LOCATED 3 MILES SOUTHEAST OF BARNESVILLE...OR 27 MILES NORTHWEST OF FERGUS FALLS...MOVING TO THE EAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... MAPLEWOOD STATE PARK...LAKE LIDA AND DUNVILLA AROUND 1050 PM CDT. DETROIT LAKES...STAR LAKE AND SHOREHAM AROUND 1055 PM CDT. FRAZEE...VERGAS AND DENT AROUND 1100 PM CDT. PERHAM...ROCHERT AND RICHVILLE AROUND 1105 PM CDT. THEREAFTER SOME OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM INCLUDE CORMORANT...BIG MCDONALD LAKE...HEIGHT OF LAND LAKE...TOAD LAKE...NEW YORK MILLS AND OSAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. && LAT...LON 4699 9519 4648 9517 4647 9663 4668 9671 TIME...MOT...LOC 0341Z 263DEG 63KT 4664 9623 WIND...HAIL <50MPH 1.00IN $$ SPEICHER
1 follow-up statement
317 WWUS53 KFGF 030416 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 1116 PM CDT MON JUL 2 2012 MNC005-030425- /O.CAN.KFGF.SV.W.0053.000000T0000Z-120703T0430Z/ BECKER MN- 1116 PM CDT MON JUL 2 2012 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN BECKER COUNTY IN NORTHWEST MINNESOTA IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF AREA. LAT...LON 4648 9644 4669 9644 4671 9537 4648 9517 TIME...MOT...LOC 0415Z 268DEG 33KT 4656 9610 $$ MNC027-111-167-030430- /O.CON.KFGF.SV.W.0053.000000T0000Z-120703T0430Z/ CLAY MN-OTTER TAIL MN-WILKIN MN- 1116 PM CDT MON JUL 2 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN CLAY COUNTY IN NORTHWEST MINNESOTA...AND NORTHEASTERN WILKIN AND NORTHERN OTTER TAIL COUNTIES IN WEST CENTRAL MINNESOTA UNTIL 1130 PM CDT... AT 1109 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. THE STORM WAS LOCATED 5 MILES WEST OF PELICAN RAPIDS...OR 20 MILES NORTH OF FERGUS FALLS...MOVING TO THE EAST AT 20 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... DUNVILLA AROUND 1120 PM CDT. MAPLEWOOD STATE PARK AND LAKE LIDA AROUND 1125 PM CDT. PERHAM...NEW YORK MILLS AND VERGAS AROUND 1130 PM CDT. THEREAFTER SOME OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM INCLUDE STAR LAKE...RICHVILLE...DENT...BUTLER AND BIG MCDONALD LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 4648 9644 4669 9644 4671 9537 4648 9517 TIME...MOT...LOC 0415Z 268DEG 33KT 4656 9610 WIND...HAIL <50MPH 1.50IN $$ SPEICHER
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 7:19 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Beltrami, Clearwater, Hubbard | 56 min |
| Jul 2, 7:27 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Hubbard, Otter Tail, Wadena | 63 min |
| Jul 2, 11:06 PM CDT | Severe Thunderstorm Warning | FGF | Otter Tail, Wadena | 39 min |
| Jul 2, 11:26 PM CDT | Severe Thunderstorm Warning | FGF | Otter Tail | 49 min |
| Jul 3, 12:02 AM CDT | Severe Thunderstorm Warning | FGF | Otter Tail, Wadena | 58 min |
| Jul 3, 4:17 AM CDT | Heat Advisory | FGF | Grant, Otter Tail, Wadena, Wilkin | 15 hr |
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; radar from the NEXRAD Level II archive.