Alert archive / Minnesota / Tornado Warnings in 2006
Tornado Warning 37, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Aug 5, 2006, 9:02 PM CDT for Clearwater County, Minnesota. It was in force for 28 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 5, 2006, 9:02 PM CDT (02:02 UTC)
- Expired
- Aug 5, 2006, 9:30 PM CDT
- In force
- 28 min
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
County Clearwater County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 145 km from the middle of the area, began a volume at 02:03 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 5, 8:44 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
International Fa, MN (KINL), launched 00:00Z, 2.0 hours before the alert went out and 206 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
- 1048 J/kg
- Mixed-layer CIN
- -122 J/kg
- Mixed-layer LCL
- 1424 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 153 m²/s²
- 0-3 km storm-relative helicity
- 252 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFGF 060203 TORFGF MNC029-060230- /O.NEW.KFGF.TO.W.0037.060806T0202Z-060806T0230Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 902 PM CDT SAT AUG 5 2006 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * TORNADO WARNING FOR... SOUTHERN CLEARWATER COUNTY IN NORTHWEST MINNESOTA * UNTIL 930 PM CDT * AT 859 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION NEAR ROY LAKE...OR 34 MILES WEST OF BEMIDJI...MOVING TO THE NORTHEAST AT 45 MPH. * THE TORNADO WILL BE NEAR... UPPER RICE LAKE AT 915 PM CDT ALIDA AT 920 PM CDT IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM CDT SUNDAY MORNING FOR NORTHWESTERN MINNESOTA. LAT...LON 4742 9555 4720 9555 4730 9520 4754 9519 $$ HOPPES
2 follow-up statements
000 WWUS53 KFGF 060219 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 919 PM CDT SAT AUG 5 2006 MNC029-060230- /O.CON.KFGF.TO.W.0037.000000T0000Z-060806T0230Z/ CLEARWATER MN- 919 PM CDT SAT AUG 5 2006 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR SOUTHERN CLEARWATER COUNTY... AT 915 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION. THE TORNADO WAS LOCATED 3 MILES NORTHEAST OF LOWER RICE LAKE...OR 26 MILES WEST OF BEMIDJI...MOVING TO THE NORTHEAST AT 45 MPH. * THE TORNADO WILL BE NEAR... ALIDA BY 925 PM CDT DO NOT OUTRUN A TORNADO IN YOUR CAR. LEAVE YOUR CAR AND GO TO A STRONG BUILDING OR SEEK SHELTER IN A DITCH OR LOW SPOT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM CDT SUNDAY MORNING FOR NORTHWESTERN MINNESOTA. LAT...LON 4742 9555 4720 9555 4730 9520 4754 9519 $$ HOPPES
000 WWUS53 KFGF 060230 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 930 PM CDT SAT AUG 5 2006 MNC029-060240- /O.EXP.KFGF.TO.W.0037.000000T0000Z-060806T0230Z/ CLEARWATER MN- 930 PM CDT SAT AUG 5 2006 ...THE TORNADO WARNING FOR SOUTHERN CLEARWATER COUNTY EXPIRED AT 930 PM CDT... AT 928 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM LOCATED NEAR ALIDA...OR 17 MILES WEST OF BEMIDJI... MOVING TO THE EAST AT 40 MPH. THE THUNDERSTORM HAS WEAKENED AND WAS NO LONGER CONSIDERED SEVERE. SO THE WARNING WAS ALLOWED TO EXPIRE AT 930 PM CDT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM CDT SUNDAY MORNING FOR NORTHWESTERN MINNESOTA. LAT...LON 4742 9555 4720 9555 4730 9520 4754 9519 $$ HOPPES
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 7:10 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Marshall | 43 min |
| Aug 5, 7:17 PM CDT | Tornado Warning | FGF | Lake of the Woods, Roseau | 43 min |
| Aug 5, 7:53 PM CDT | Severe Thunderstorm Warning | FGF | Clay | 48 min |
| Aug 5, 7:59 PM CDT | Tornado Warning | FGF | Wilkin | 61 min |
| Aug 5, 8:00 PM CDT | Tornado Warning | FGF | Lake of the Woods | 45 min |
| Aug 5, 8:04 PM CDT | Severe Thunderstorm Warning | FGF | Mahnomen, Norman | 56 min |
| Aug 5, 9:15 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods | 17 min |
Nearby
Tornado Warnings in Minnesota, 2006Every tornado warning in 2006Tornadoes in 2006
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.