Alert archive / Minnesota / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 13, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at May 31, 2008, 2:06 PM CDT for Pennington County, Polk County, Red Lake County, Minnesota. It was in force for 54 min. 1 report 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 31, 2008, 2:06 PM CDT (19:06 UTC)
- Expired
- May 31, 2008, 3:00 PM CDT
- In force
- 54 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
Counties Pennington County, MN, Polk County, MN, Red Lake County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 88 km from the middle of the area, began a volume at 18:56 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 31, 2:30 PM CDT | HAIL 0.75 | 7 Wsw St. Hilaire, MN |
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, 7.1 hours before the alert went out and 234 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 807 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -32 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KFGF 311906 SVRFGF MNC113-119-125-312000- /O.NEW.KFGF.SV.W.0013.080531T1906Z-080531T2000Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 206 PM CDT SAT MAY 31 2008 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN PENNINGTON COUNTY IN NORTHWEST MINNESOTA... CENTRAL POLK COUNTY IN NORTHWEST MINNESOTA... WESTERN RED LAKE COUNTY IN NORTHWEST MINNESOTA... * UNTIL 300 PM CDT * AT 200 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL. THE STORM WAS LOCATED 6 MILES SOUTH OF CARPENTERS CORNER...OR 14 MILES WEST OF THIEF RIVER FALLS...MOVING TO THE SOUTHEAST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... WYLIE AT 235 PM CDT... DOROTHY AT 240 PM CDT... HUOT AT 255 PM CDT... RED LAKE FALLS AT 300 PM CDT... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4780 9603 4768 9639 4809 9664 4816 9640 TIME...MOT...LOC 1906Z 333DEG 13KT 4805 9645 $$ SPEICHER
2 follow-up statements
000 WWUS53 KFGF 311941 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 241 PM CDT SAT MAY 31 2008 MNC113-119-125-312000- /O.CON.KFGF.SV.W.0013.000000T0000Z-080531T2000Z/ RED LAKE MN-PENNINGTON MN-POLK MN- 241 PM CDT SAT MAY 31 2008 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM CDT FOR SOUTHWESTERN PENNINGTON...CENTRAL POLK AND WESTERN RED LAKE COUNTIES... AT 236 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL. THE STORM WAS LOCATED NEAR WYLIE...OR 14 MILES SOUTHWEST OF THIEF RIVER FALLS...MOVING TO THE SOUTHEAST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... HUOT BY 255 PM CDT... RED LAKE FALLS...PERAULT AND 9 MILES WEST OF TERREBONNE BY 300 PM CDT... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4783 9611 4774 9639 4798 9655 4806 9631 TIME...MOT...LOC 1941Z 333DEG 13KT 4794 9636 $$ SPEICHER
000 WWUS53 KFGF 311957 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 255 PM CDT SAT MAY 31 2008 MNC113-119-125-312005- /O.EXP.KFGF.SV.W.0013.000000T0000Z-080531T2000Z/ RED LAKE MN-PENNINGTON MN-POLK MN- 255 PM CDT SAT MAY 31 2008 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN PENNINGTON... CENTRAL POLK AND WESTERN RED LAKE COUNTIES WILL EXPIRE AT 300 PM CDT... DOPPLER RADAR INDICATED THE STORM WAS NO LONGER SEVERE AND SO THE WARNING WILL BE ALLOWED TO EXPIRE AT 300 PM CDT. A SECOND SEVERE THUNDERSTORM WARNING IS STILL IN EFFECT FOR EXTREME SOUTH CENTRAL PENNINGTON AND CENTRAL RED LAKE COUNTIES. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SATURDAY EVENING FOR NORTHWESTERN MINNESOTA. LAT...LON 4783 9611 4774 9639 4798 9655 4806 9631 TIME...MOT...LOC 1955Z 321DEG 18KT 4788 9630 $$ SPEICHER
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 2:35 PM CDT | Severe Thunderstorm Warning | FGF | Clearwater, Mahnomen | 40 min |
| May 31, 2:43 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clay, Otter Tail, Wilkin | 33 min |
| May 31, 2:46 PM CDT | Severe Thunderstorm Warning | FGF | Pennington, Polk, Red Lake | 44 min |
| May 31, 3:11 PM CDT | Severe Thunderstorm Warning | FGF | Clearwater, Mahnomen | 34 min |
| May 31, 3:29 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 61 min |
| May 31, 3:39 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clearwater, Hubbard | 54 min |
| May 31, 3:44 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clearwater, Mahnomen | 61 min |
| May 31, 3:54 PM CDT | Severe Thunderstorm Warning | FGF | Marshall, Pennington | 66 min |
| May 31, 4:05 PM CDT | Severe Thunderstorm Warning | FGF | Clearwater, Mahnomen | 30 min |
| May 31, 4:48 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clearwater | 42 min |
| May 31, 5:13 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Otter Tail | 40 min |
| May 31, 5:15 PM CDT | Severe Thunderstorm Warning | FGF | Polk, Red Lake | 60 min |
| May 31, 5:56 PM CDT | Severe Thunderstorm Warning | FGF | Mahnomen | 32 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2008Every severe thunderstorm warning 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.