Alert archive / Minnesota / Tornado Warnings in 2008
Tornado Warning 11, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jun 9, 2008, 1:37 PM CDT for Norman County, Minnesota. It was in force for 32 min. 2 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
- Jun 9, 2008, 1:37 PM CDT (18:37 UTC)
- Expired
- Jun 9, 2008, 2:09 PM CDT
- In force
- 32 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
County Norman County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 56 km from the middle of the area, began a volume at 18:40 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 |
|---|---|---|---|
| Jun 9, 1:44 PM CDT | FUNNEL CLOUD | 4 E Halstad, MN | A PERSISTENT ROTATING WALL CLOUD WITH BRIEF FUNNEL WAS OBSERVED. |
| Jun 9, 1:44 PM CDT | TORNADO 1 | 3 E Halstad, MN | A PERSISTENT ROTATING WALL CLOUD PRODUCED A SHORT LIVED FUNNEL AND BRIEF TORNADO. SOME METAL ROOFING WAS TORN OFF A FARM BUILDING AND SEVERAL 8-10 INCH DIAMETER TREES WERE SNAPPED OFF AT ONE FARMSTEAD. PEAK WINDS ESTIMATED TO 90 MPH. MAXIMUM WIDTH TO 40 YARDS |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 6.6 hours before the alert went out and 279 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
- 81 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 631 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFGF 091837 TORFGF MNC107-091930- /O.NEW.KFGF.TO.W.0011.080609T1837Z-080609T1930Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 137 PM CDT MON JUN 9 2008 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * TORNADO WARNING FOR... WESTERN NORMAN COUNTY IN NORTHWEST MINNESOTA... * UNTIL 230 PM CDT * AT 135 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR HALSTAD... OR 33 MILES NORTH OF FARGO...MOVING TO THE EAST AT 16 MPH. * THE TORNADO WILL BE NEAR... HADLER AT 220 PM CDT... IF YOU ARE IN THE PATH OF A TORNADO THE SAFEST PLACE IS A BASEMENT. GET UNDER A STAIRWAY OR A PIECE OF STURDY FURNITURE. LAT...LON 4746 9646 4731 9645 4730 9682 4743 9684 TIME...MOT...LOC 1837Z 266DEG 14KT 4735 9678 $$ GUST
2 follow-up statements
000 WWUS53 KFGF 091855 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 155 PM CDT MON JUN 9 2008 MNC107-091930- /O.CON.KFGF.TO.W.0011.000000T0000Z-080609T1930Z/ NORMAN MN- 155 PM CDT MON JUN 9 2008 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 PM CDT FOR WESTERN NORMAN COUNTY... AT 154 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED 7 MILES EAST OF HALSTAD...OR 34 MILES NORTH OF FARGO...MOVING TO THE EAST AT 16 MPH. * THE TORNADO WILL BE NEAR... HADLER AND LOCKHART BY 220 PM CDT... IF YOU ARE IN THE PATH OF A TORNADO THE SAFEST PLACE IS A BASEMENT. GET UNDER A STAIRWAY OR A PIECE OF STURDY FURNITURE. LAT...LON 4746 9646 4731 9645 4730 9682 4743 9684 TIME...MOT...LOC 1855Z 266DEG 14KT 4735 9668 $$ GUST
000 WWUS53 KFGF 091909 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 209 PM CDT MON JUN 9 2008 MNC107-091919- /O.CAN.KFGF.TO.W.0011.000000T0000Z-080609T1930Z/ NORMAN MN- 209 PM CDT MON JUN 9 2008 ...THE TORNADO WARNING FOR WESTERN NORMAN COUNTY IS CANCELLED... AT 208 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM LOCATED 3 MILES WEST OF HADLER...OR 34 MILES NORTH OF FARGO...MOVING TO THE EAST AT 16 MPH. THE THUNDERSTORM HAS WEAKENED AND WAS NO LONGER CONSIDERED SEVERE. SO THE WARNING HAS BEEN CANCELLED. LAT...LON 4746 9646 4731 9645 4730 9682 4743 9684 TIME...MOT...LOC 1909Z 266DEG 14KT 4735 9660 $$ GUST
Nearby
Tornado Warnings in Minnesota, 2008Every tornado warning in 2008Tornadoes in 2008
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.