Alert archive / North Dakota / Tornado Warnings in 2007
Tornado Warning 37, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Aug 26, 2007, 7:50 PM CDT for Grand Forks County, Nelson County, North Dakota. It was in force for 55 min. 9 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
- Aug 26, 2007, 7:50 PM CDT (00:50 UTC)
- Expired
- Aug 26, 2007, 8:45 PM CDT
- In force
- 55 min
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
Counties Grand Forks County, ND, Nelson County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 51 km from the middle of the area, began a volume at 00:54 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 |
|---|---|---|---|
| Aug 26, 8:00 PM CDT | FUNNEL CLOUD | 4 Nne Aneta, ND | SHERIFF REPORTED FUNNEL CLOUD JUST NORTHEAST OF THE INTERSECTION OF HIGHWAYS 15 AND 32 |
| Aug 26, 8:04 PM CDT | TORNADO 3 | 6 Nne Aneta, ND | THIS TORNADO WAS VIEWED AND REPORTED BY SPOTTERS IN GRAND FORKS...NELSON AND STEELE COUNTIES. IT TRACKED NNE FOR ABOUT 5 MILES...THEN CROSSED INTO GRAND FORKS COUNTY AROUND 814 PM CDT...WHERE IT CONTINUED FOR ANOTHER MILE. THIS TORNADO DESTROYED STEEL GRAIN BI |
| Aug 26, 8:04 PM CDT | TORNADO | 10 W Northwood, ND | |
| Aug 26, 8:05 PM CDT | TORNADO | 7 Ne Aneta, ND | IN RUGH TOWNSHIP SECTION 13 SEVERAL GRAIN BINS MISSING...IN SECTION 26 GARAGE MISSING AND SEVERE ROOF DAMAGE TO HOUSE...GRAVEL MISSING FROM 124TH AVE NEAR 26TH STREET NEAR SECTION 22 AND LARGE AMOUNTS OF DEBRIS SCATTERED ACROSS SECTION 23. TOUCHDOWN NEAR RUGH |
| Aug 26, 8:14 PM CDT | TORNADO 3 | 3 Wnw Logan Center, ND | THIS TORNADO CONTINUED FROM NELSON COUNTY. IT TRACKED FOR AN ADDITIONAL MILE INTO GRAND FORKS COUNTY...ENDING ABOUT 3 NNW OF LOGAN CENTER AROUND 816 PM CDT. IT LOFTED AND DESTROYED A SECOND COMBINE IN GRAND FORKS COUNTY BEFORE IT LIFTED. TOTAL TRACK LENGTH IN |
| Aug 26, 8:15 PM CDT | HAIL 1 | 6 S Larimore, ND | |
| Aug 26, 8:27 PM CDT | FUNNEL CLOUD | 8 Wsw Northwood, ND | |
| Aug 26, 8:42 PM CDT | TORNADO 4 | 2 Wsw Northwood, ND | *** 1 FATAL, 18 INJ *** THIS TORNADO TOUCHED DOWN ABOUT 2.5 WSW OF NORTHWOOD. IT QUICKLY GREW IN SIZE AND STRENGTH AS IT CROSSED THE GOOSE RIVER...THE NORTHWOOD AIRPORT AND THEN COMPLETELY ENGULFED THE COMMUNITY OF NORTHWOOD ND. THE CENTRAL HOUSING AND BUSINES |
| Aug 26, 8:46 PM CDT | TORNADO | 1 W Northwood, ND |
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 |
|---|---|---|---|
| Aug 26, 5:10 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 0.8 hours before the alert went out and 239 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 270050 TORFGF NDC035-063-270145- /O.NEW.KFGF.TO.W.0037.070827T0050Z-070827T0145Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 750 PM CDT SUN AUG 26 2007 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * TORNADO WARNING FOR... SOUTHWESTERN GRAND FORKS COUNTY IN NORTHEAST NORTH DAKOTA... SOUTHEASTERN NELSON COUNTY IN NORTHEAST NORTH DAKOTA... * UNTIL 845 PM CDT * AT 745 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 5 MILES NORTHEAST OF KLOTEN...OR 44 MILES WEST OF GRAND FORKS...MOVING TO THE EAST AT 20 MPH. * THE TORNADO WILL BE NEAR... LOGAN CENTER AT 810 PM CDT... 6 MILES SOUTH OF KEMPTON AT 840 PM CDT... NORTHWOOD AT 845 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 4784 9814 4769 9807 4768 9757 4784 9757 $$ JK/BB
3 follow-up statements
000 WWUS53 KFGF 270103 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 801 PM CDT SUN AUG 26 2007 NDC035-063-270145- /O.CON.KFGF.TO.W.0037.000000T0000Z-070827T0145Z/ GRAND FORKS ND-NELSON ND- 801 PM CDT SUN AUG 26 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR SOUTHWESTERN GRAND FORKS AND SOUTHEASTERN NELSON COUNTIES... AT 758 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED 5 MILES WEST OF LOGAN CENTER...OR 41 MILES WEST OF GRAND FORKS...MOVING TO THE EAST AT 20 MPH. A SEPARATE THUNDERSTORM CAPABLE OF PRODUCING GOLFBALL SIZED HAIL WAS LOCATED 3 MILES EAST OF PETERSBURG. * THE TORNADO WILL BE NEAR... LOGAN CENTER BY 810 PM CDT... KEMPTON AND 8 MILES NORTH OF NORTHWOOD BY 840 PM CDT... IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR NORTHWESTERN MINNESOTA. LAT...LON 4784 9814 4769 9807 4768 9757 4784 9757 $$ JK/BB
000 WWUS53 KFGF 270108 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 808 PM CDT SUN AUG 26 2007 NDC035-063-270145- /O.CON.KFGF.TO.W.0037.000000T0000Z-070827T0145Z/ GRAND FORKS ND-NELSON ND- 808 PM CDT SUN AUG 26 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR SOUTHWESTERN GRAND FORKS AND SOUTHEASTERN NELSON COUNTIES... AT 806 PM CDT...LAW ENFORCEMENT REPORTED A TORNADO. THE TORNADO WAS LOCATED 10 MILES WEST OF NORTHWOOD...OR 40 MILES WEST OF GRAND FORKS. THE TORNADO WAS MOVING EAST AT 20 MPH. * THE TORNADO WILL BE NEAR... LOGAN CENTER BY 815 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 4784 9814 4769 9807 4768 9757 4784 9757 $$ JK/BB
000 WWUS53 KFGF 270121 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 819 PM CDT SUN AUG 26 2007 NDC035-063-270145- /O.CON.KFGF.TO.W.0037.000000T0000Z-070827T0145Z/ GRAND FORKS ND-NELSON ND- 819 PM CDT SUN AUG 26 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR SOUTHWESTERN GRAND FORKS AND SOUTHEASTERN NELSON COUNTIES... AT 815 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED 5 MILES NORTHEAST OF ANETA...OR 40 MILES WEST OF GRAND FORKS...MOVING TO THE EAST AT 25 MPH. A SEPARATE THUNDERSTORM WAS PRODUCING GOLFBALL SIZED HAIL AT NIAGARA AT 810 PM. * THE TORNADO WILL BE NEAR... LOGAN CENTER BY 825 PM CDT... KEMPTON AND NORTHWOOD BY 840 PM CDT... IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR NORTHWESTERN MINNESOTA. LAT...LON 4784 9814 4769 9807 4768 9757 4784 9757 $$ 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, 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, 10:17 PM CDT | Tornado Warning | FGF | Steele | 39 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.