Alert archive / Minnesota / Tornado Warnings in 2009
Tornado Warning 19, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jul 14, 2009, 5:15 PM CDT for Grant County, Minnesota. It was in force for 18 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 14, 2009, 5:15 PM CDT (22:15 UTC)
- Expired
- Jul 14, 2009, 5:33 PM CDT
- In force
- 18 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
County Grant County, MN
The radar
The Aberdeen radar (KABR), 200 km from the middle of the area, began a volume at 22:16 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, 10.3 hours before the alert went out and 210 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
- 35 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 1035 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFGF 142215 TORFGF MNC051-142315- /O.NEW.KFGF.TO.W.0019.090714T2215Z-090714T2315Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 515 PM CDT TUE JUL 14 2009 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN GRANT COUNTY IN WEST CENTRAL MINNESOTA... * UNTIL 615 PM CDT * AT 515 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES WEST OF HOFFMAN...OR 33 MILES SOUTH OF FERGUS FALLS...MOVING TO THE EAST AT 25 MPH. * THE TORNADO WILL BE NEAR... HOFFMAN AT 525 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING. && LAT...LON 4576 9599 4591 9601 4592 9576 4576 9575 TIME...MOT...LOC 2216Z 264DEG 22KT 4583 9586 $$ DK
2 follow-up statements
000 WWUS53 KFGF 142219 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 519 PM CDT TUE JUL 14 2009 MNC051-142315- /O.CON.KFGF.TO.W.0019.000000T0000Z-090714T2315Z/ GRANT MN- 519 PM CDT TUE JUL 14 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR SOUTHEASTERN GRANT COUNTY... AT 519 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED 2 MILES WEST OF HOFFMAN...OR 33 MILES SOUTH OF FERGUS FALLS...MOVING TO THE EAST AT 25 MPH. * THE TORNADO WILL BE NEAR... HOFFMAN BY 525 PM CDT... LAT...LON 4576 9591 4591 9587 4592 9576 4576 9575 TIME...MOT...LOC 2219Z 264DEG 22KT 4583 9584 $$ DK
000 WWUS53 KFGF 142233 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 533 PM CDT TUE JUL 14 2009 MNC051-142243- /O.CAN.KFGF.TO.W.0019.000000T0000Z-090714T2315Z/ GRANT MN- 533 PM CDT TUE JUL 14 2009 ...THE TORNADO WARNING FOR SOUTHEASTERN GRANT COUNTY IS CANCELLED... AT 533 PM CDT...TORNADO MOVED OUT OF THE WARNED AREA IN SOUTHEASTERN GRANT COUNTY. SO THE WARNING HAS BEEN CANCELLED. LAT...LON 4576 9591 4591 9587 4592 9576 4576 9575 TIME...MOT...LOC 2233Z 264DEG 22KT 4584 9572 $$ DK
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 12:00 PM CDT | Special Weather Statement | FGF | Grant, Wilkin | 45 min |
| Jul 14, 12:10 PM CDT | Areal Flood Advisory | FGF | Grant, Otter Tail, Wilkin | 7 hr |
| Jul 14, 1:14 PM CDT | Special Weather Statement | FGF | Otter Tail | 46 min |
| Jul 14, 3:26 PM CDT | Special Weather Statement | FGF | Wadena | 34 min |
| Jul 14, 3:31 PM CDT | Severe Thunderstorm Warning | FGF | Wadena | 44 min |
| Jul 14, 4:27 PM CDT | Special Weather Statement | FGF | Grant | 48 min |
| Jul 14, 4:30 PM CDT | Areal Flood Advisory | FGF | Becker, Hubbard, Otter Tail, Wadena | 5 hr |
| Jul 14, 4:45 PM CDT | Severe Thunderstorm Warning | FGF | Grant | 39 min |
| Jul 14, 5:28 PM CDT | Flash Flood Warning | FGF | Wadena | 14 hr |
Nearby
Tornado Warnings in Minnesota, 2009Every tornado warning in 2009Tornadoes in 2009
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.