Alert archive / Minnesota / Tornado Warnings in 2008
Tornado Warning 6, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at May 30, 2008, 3:10 PM CDT for Grant County, Minnesota. It was in force for 26 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
- May 30, 2008, 3:10 PM CDT (20:10 UTC)
- Expired
- May 30, 2008, 3:36 PM CDT
- In force
- 26 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
County Grant County, MN
The radar
The Aberdeen radar (KABR), 190 km from the middle of the area, began a volume at 20:10 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 |
|---|---|---|---|
| May 30, 3:10 PM CDT | FUNNEL CLOUD | 4 Nw Herman, MN | |
| May 30, 3:10 PM CDT | HAIL 0.88 | Herman, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 8.2 hours before the alert went out and 212 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
- 95 J/kg
- Mixed-layer CIN
- -135 J/kg
- Mixed-layer LCL
- 697 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFGF 302010 TORFGF MNC051-302115- /O.NEW.KFGF.TO.W.0006.080530T2010Z-080530T2115Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 310 PM CDT FRI MAY 30 2008 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * TORNADO WARNING FOR... SOUTHERN GRANT COUNTY IN WEST CENTRAL MINNESOTA... * UNTIL 415 PM CDT * AT 305 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR HERMAN...OR 33 MILES SOUTH OF FERGUS FALLS...MOVING TO THE EAST AT 26 MPH. * THE TORNADO WILL BE ABOUT... 8 MILES SOUTH OF HOFFMAN AT 340 PM CDT... IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING. LAT...LON 4591 9620 4584 9576 4576 9576 4576 9626 TIME...MOT...LOC 2010Z 292DEG 23KT 4579 9612 $$ SPEICHER
1 follow-up statement
000 WWUS53 KFGF 302036 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 337 PM CDT FRI MAY 30 2008 MNC051-302047- /O.CAN.KFGF.TO.W.0006.000000T0000Z-080530T2115Z/ GRANT MN- 337 PM CDT FRI MAY 30 2008 ...THE TORNADO WARNING FOR SOUTHERN GRANT COUNTY IS CANCELLED... AT 337 PM CDT...TORNADO MOVED OUT OF THE WARNED AREA IN SOUTHERN GRANT COUNTY. SO THE WARNING HAS BEEN CANCELLED. LAT...LON 4591 9620 4584 9576 4576 9576 4576 9626 TIME...MOT...LOC 2037Z 292DEG 23KT 4573 9591 $$ SPEICHER
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 2:57 PM CDT | Severe Thunderstorm Warning | FGF | Grant | 63 min |
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.