Alert archive / North Dakota / Tornado Warnings in 2007
Tornado Warning 43, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Aug 26, 2007, 10:17 PM CDT for Steele County, North Dakota. It was in force for 39 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
- Aug 26, 2007, 10:17 PM CDT (03:17 UTC)
- Expired
- Aug 26, 2007, 10:56 PM CDT
- In force
- 39 min
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
County Steele County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 26 km from the middle of the area, began a volume at 03:17 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 26, 5:10 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 3.3 hours before the alert went out and 248 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
- 1997 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 2248 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFGF 270317 TORFGF NDC091-270415- /O.NEW.KFGF.TO.W.0043.070827T0317Z-070827T0415Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 1017 PM CDT SUN AUG 26 2007 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN STEELE COUNTY IN SOUTHEAST NORTH DAKOTA... * UNTIL 1115 PM CDT * AT 1013 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES SOUTHWEST OF NORTHWOOD...OR 32 MILES SOUTHWEST OF GRAND FORKS... MOVING TO THE SOUTH AT 15 MPH. * THE TORNADO WILL BE NEAR... GOLDEN LAKE AT 1105 PM CDT... IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR NORTHWESTERN MINNESOTA. LAT...LON 4767 9779 4750 9770 4750 9749 4766 9750 $$ JK/BB
2 follow-up statements
000 WWUS53 KFGF 270332 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 1031 PM CDT SUN AUG 26 2007 NDC091-270415- /O.CON.KFGF.TO.W.0043.000000T0000Z-070827T0415Z/ STEELE ND- 1031 PM CDT SUN AUG 26 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT FOR NORTHEASTERN STEELE COUNTY... AT 1030 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED 7 MILES NORTH OF GOLDEN LAKE...OR 33 MILES SOUTHWEST OF GRAND FORKS...MOVING TO THE SOUTHEAST AT 10 MPH. * THE TORNADO WILL BE NEAR... GOLDEN LAKE BY 1110 PM CDT... IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR NORTHWESTERN MINNESOTA. LAT...LON 4767 9779 4750 9770 4750 9749 4766 9750 $$ JK/BB
000 WWUS53 KFGF 270356 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 1055 PM CDT SUN AUG 26 2007 NDC091-270405- /O.CAN.KFGF.TO.W.0043.000000T0000Z-070827T0415Z/ STEELE ND- 1055 PM CDT SUN AUG 26 2007 ...THE TORNADO WARNING FOR NORTHEASTERN STEELE COUNTY IS CANCELLED... AT 1055 PM CDT...THE THUNDERSTORM WHICH WAS CAPABLE OF PRODUCING A TORNADO HAS WEAKENED AND MOVED OUT OF NORTHEASTERN STEELE COUNTY. THEREFORE...THE WARNING HAS BEEN CANCELLED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR NORTHWESTERN MINNESOTA. LAT...LON 4767 9779 4750 9770 4750 9749 4766 9750 $$ JK/BB
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 7:17 PM CDT | Tornado Warning | FGF | Pembina, Walsh | 58 min |
| Aug 26, 7:25 PM CDT | Severe Thunderstorm Warning | FGF | Nelson | 65 min |
| Aug 26, 7:50 PM CDT | Tornado Warning | FGF | Grand Forks, Nelson | 55 min |
| Aug 26, 8:41 PM CDT | Tornado Warning | FGF | Grand Forks | 64 min |
| Aug 26, 9:39 PM CDT | Severe Thunderstorm Warning | FGF | Traill | 66 min |
| Aug 26, 9:44 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 61 min |
| Aug 26, 9:51 PM CDT | Tornado Warning | FGF | Grand Forks | 54 min |
| Aug 26, 10:42 PM CDT | Severe Thunderstorm Warning | FGF | Traill | 63 min |
| Aug 26, 10:44 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 61 min |
| Aug 27, 3:05 PM CDT | Severe Thunderstorm Warning | FGF | Barnes | 55 min |
Nearby
Tornado Warnings in North Dakota, 2007Every tornado warning in 2007Tornadoes in 2007
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.