Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 48, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 2, 2005, 3:42 PM CDT for Otter Tail County, Minnesota. It was in force for 49 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
- Jun 2, 2005, 3:42 PM CDT (20:42 UTC)
- Expired
- Jun 2, 2005, 4:31 PM CDT
- In force
- 49 min
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
County Otter Tail County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 145 km from the middle of the area, began a volume at 20:43 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 8.7 hours before the alert went out and 257 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
- 391 J/kg
- Mixed-layer CIN
- -171 J/kg
- Mixed-layer LCL
- 905 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 144 m²/s²
- 0-3 km storm-relative helicity
- 176 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KFGF 022042 SVRFGF MNC111-022130- /O.NEW.KFGF.SV.W.0048.050602T2042Z-050602T2130Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 342 PM CDT THU JUN 2 2005 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA * UNTIL 430 PM CDT. * AT 337 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL AND DAMAGING WINDS. THE STORM WAS LOCATED 4 MILES EAST OF ROTHSAY...OR 15 MILES NORTHWEST OF FERGUS FALLS...MOVING TO THE NORTHEAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... PELICAN RAPIDS AT 350 PM LAKE LIDA AND 8 MILES NORTHWEST OF MAPLEWOOD STATE PARK AT 355 PM DUNVILLA AT 400 PM REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4648 9626 4639 9614 4667 9559 4669 9612 $$ VOELKER
2 follow-up statements
000 WWUS53 KFGF 022107 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 406 PM CDT THU JUN 2 2005 MNC111-022130- /O.CON.KFGF.SV.W.0048.000000T0000Z-050602T2130Z/ OTTER TAIL MN- 406 PM CDT THU JUN 2 2005 ...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 430 PM CDT FOR WESTERN OTTER TAIL COUNTY... AT 403 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS TO 60 MPH. THE STORM WAS LOCATED 3 MILES SOUTH OF PELICAN RAPIDS...OR 17 MILES NORTH OF FERGUS FALLS...MOVING TO THE NORTHEAST AT 35 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... LAKE LIDA BY 415 PM CDT... DUNVILLA BY 420 PM CDT... VERGAS AND 8 MILES NORTHWEST OF BIG MCDONALD LAKE BY 430 PM CDT... REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4648 9626 4639 9614 4667 9559 4669 9612 $$ VOELKER
000 WWUS53 KFGF 022131 SVSFGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 430 PM CDT THU JUN 2 2005 MNC111-022140- /O.EXP.KFGF.SV.W.0048.000000T0000Z-050602T2130Z/ OTTER TAIL MN- 430 PM CDT THU JUN 2 2005 ...THE SEVERE THUNDERSTORM WARNING FOR WESTERN OTTER TAIL COUNTY EXPIRED AT 430 PM CDT... AT 428 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM LOCATED 4 MILES WEST OF VERGAS...OR 12 MILES SOUTH OF DETROIT LAKES...MOVING TO THE NORTHEAST AT 35 MPH. THE THUNDERSTORM HAS WEAKENED AND WAS NO LONGER CONSIDERED SEVERE. SO THE WARNING WAS ALLOWED TO EXPIRE AT 430 PM CDT. LAT...LON 4648 9626 4639 9614 4667 9559 4669 9612 $$ VOELKER
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Grand Forks, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 2, 3:23 PM CDT, 19 minutes earlier.
Area forecast discussion, Jun 2, 3:23 PM CDT, 19 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 320 CDT THU JUN 2 2005 .SHORT...MAIN FORECAST CHALLENGE IS PRECIPITATION. WHEN LOOKING AT THE LATEST SURFACE ANALYSIS...LOW PRESSURE SYSTEM REMAINS IN S SASK...WITH A TROF EXTENDING THROUGH THE AREA ALONG A YBR TO LANGDON TO GFK LINE. WHEN COMPARING MODELS...MODELS REMAIN IN PRETTY GOOD AGREEMENT...SO USED COMPROMISE FOR FORECAST. EDGE OF BOUNDARY EXTENDING ALONG E EDGE OF RED RIVER VALLEY STARTING TO SEE STRONGER DEVELOPMENT AS CAP ERODES AND INITIAL SHORTWAVE MOVES INTO SE ND AND WC MN. WITH LIS ALREADY -2 AND BELOW AND SURFACE MOISTURE FLUX CONVERGENCE CONTINUING ALONG BOUNDARY...SURFACE DEWPOINTS IN THE LOWER 60S AND ANOTHER SHORTWAVE ANTICIPATED TO MOVE INTO THE AREA AFTER 00Z...EXPECT THUNDERSTORMS TO CONTINUE TO DEVELOP AND INTENSIFY THIS EVENING. THEREFORE...EXTENDED POTENTIAL FOR SEVERE AND LOCALIZED HEAVY RAIN INTO TONIGHT FOR THE S RED RIVER AND MN PARTS OF THE AREA. FOR FRI INTO SUN...SW FLOW AT 500MB REMAINS OVER THE AREA...WITH SURFACE TROF RETROGRADING W THROUGH THE DAY AS SURFACE LOW MOVES INTO W ND. CONSEQUENTLY...KEPT THUNDERSTORMS IN THE S AND E PARTS OF AREA FOR THE DAY AND RETURNED CHANCE TO NE ND IN THE AFTERNOON. SURFACE LOW REFORMS IN NE SD ON FRI NIGHT...WITH WARM AIR ADVECTION INTO INVERTED TROF AND ANOTHER SHORTWAVE ROTATING TOWARDS THE 500MB LOW WILL KEEP THE POTENTIAL FOR THUNDERSTORMS OVER THE AREA THROUGH FRI NIGHT AND RETURN IT TO THE DVL AREA FOR SAT. 500MB LOW STARTS MOVING E SAT NIGHT AND SUN...WITH SURFACE LOW BECOMING STACKED BENEATH IT AS IT LIFTS INTO CANADA. AS A RESULT...ADDITIONAL THUNDERSTORM ACTIVITY CAN BE ANTICIPATED ON SUN AND SUN NIGHT. LONG TERM (MON-THU)...LONG RANGE MODELS IN GOOD AGREEMENT WITH LARGE SCALE FLOW OF W TROUGH/E RIDGE. THERE REMAINS SOME CONFLICT WITH POSITION AND AMPLITUDE OF CERTAIN FEATURES...BUT 00Z/12Z GFS IS A GOOD COMPROMISE. 500MB RIDGE BEGINNING OF PERIOD WILL GIVE WAY TO APPROACHING 500MB TROF...SETTING UP SOUTHWEST FLOW ALOFT. THUNDER/SHOWER CHANCES WED-THU STILL ON TRACK. TEMPERATURES TO REMAIN NEAR NORMAL. && .AVIATION...MAIN THREAT TO AVIATION THROUGH FRI MORNING WILL BE THUNDERSTORM POTENTIAL. THE GREATEST THREAT WILL BE LATE AFTERNOON THROUGH MIDNIGHT ALONG THE RED RIVER VALLEY. FURTHER EAST (BJI) -TSRA CHANCES INCREASE TOWARD MIDNIGHT. && .FGF WATCHES/WARNINGS/ADVISORIES... ND...ESF ISSUED THROUGH SATURDAY FOR HEAVY RAIN POTENTIAL. MN...ESF ISSUED THROUGH SATURDAY FOR HEAVY RAIN POTENTIAL. && NG/TG
Hazardous weather outlook, Jun 2, 6:55 AM CDT, 8 hours 47 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 655 AM CDT THU JUN 2 2005 MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024- 026>030-038-039-049-052>054-021730- BARNES ND-BENSON ND-CASS ND-CAVALIER ND-CLAY MN-EAST BECKER MN- EAST MARSHALL MN-EAST OTTER TAIL MN-EAST POLK MN- EASTERN WALSH COUNTY ND-EDDY ND-GRAND FORKS ND-GRANT MN-GRIGGS ND- HUBBARD MN-KITTSON MN-LAKE OF THE WOODS MN-MAHNOMEN MN-NELSON ND- NORMAN MN-NORTH BELTRAMI MN-NORTH CLEARWATER MN-PEMBINA ND- PENNINGTON MN-RAMSEY ND-RANSOM ND-RED LAKE MN-RICHLAND ND-ROSEAU MN- SARGENT ND-SOUTH BELTRAMI MN-SOUTH CLEARWATER MN-STEELE ND-TOWNER ND- TRAILL ND-WADENA MN-WEST BECKER MN-WEST MARSHALL MN- WEST OTTER TAIL MN-WEST POLK MN-WESTERN WALSH COUNTY ND-WILKIN MN- INCLUDING THE CITIES OF...BEMIDJI...DETROIT LAKES...DEVILS LAKE... FARGO...FERGUS FALLS...GRAFTON...GRAND FORKS...LANGDON...ROSEAU... THIEF RIVER FALLS...VALLEY CITY AND WAHPETON 655 AM CDT THU JUN 2 2005 ...A FEW SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS EASTERN NORTH DAKOTA...NORTHWEST AND WEST CENTRAL MINNESOTA THIS AFTERNOON THROUGH TONIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NORTH DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY AND TONIGHT ACROSS ALL OF EASTERN NORTH DAKOTA...NORTHWEST AND WEST CENTRAL MINNESOTA. THE BEST THREAT FOR SEVERE THUNDERSTORMS WILL BE FROM FROM 2 PM THROUGH 10 PM THIS EVENING. THIS AFTERNOON STORMS MAY DEVELOP ALONG AND WEST OF THE RED RIVER VALLEY...THEN MOVE INTO MINNESOTA BY EVENING. THE MAIN THREAT FROM THE STORMS WILL BE LARGE HAIL AND DAMAGING WIND. STRONG UPPER LEVEL WINDS WILL COMBINE WITH MOISTURE AND A SURFACE WIND SHIFT LINE TO AID THUNDERSTORM DEVELOPMENT TODAY AND TONIGHT. THE OVERALL COVERAGE OF SEVERE STORMS APPEARS TO BE ISOLATED THOUGH...BUT ANY STORMS THAT DEVELOP MAY BECOME SEVERE. HEAVY RAIN IS ALSO POSSIBLE NEAR ANY STORMS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THERE IS THE CHANCE OF THUNDERSTORMS THROUGH THE PERIOD...AS THE ACTIVE WEATHER PATTERN CONTINUES. HEAVY RAIN AND LOCALIZED FLOODING MAY ALSO OCCUR THIS WEEKEND THROUGH THE MIDDLE OF NEXT WEEK WHERE STORMS OCCUR. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON AND TONIGHT. KELLENBENZ
In the hours before
Local storm report, Jun 2, 3:33 PM CDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
333 PM CDT THU JUN 02 2005
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0330 PM HAIL 4 SW CAMPBELL 46.06N 96.46W
06/02/2005 0.75 INCH WILKIN MN CO-OP OBSERVER
1.2 IN RAIN IN 30 MINUTES
&&
EWENSThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 3:00 PM CDT | Severe Thunderstorm Warning | FGF | Wilkin | 63 min |
| Jun 2, 4:06 PM CDT | Flash Flood Warning | FGF | Becker, Clay, Otter Tail, Wilkin | 15 hr |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2005Every severe thunderstorm warning in 2005
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.