Alert archive / Minnesota / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 108, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 6, 2003, 4:20 AM CDT for Red Lake County, Minnesota. It was in force for 40 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
- Jul 6, 2003, 4:20 AM CDT (09:20 UTC)
- Expired
- Jul 6, 2003, 5:00 AM CDT
- In force
- 40 min
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
County Red Lake County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 90 km from the middle of the area, began a volume at 09:22 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
International Fa, MN (KINL), launched 00:00Z, 9.3 hours before the alert went out and 232 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
- 84 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1692 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 130 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 060920 SVRFGF MNC125-061000- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 419 AM CDT SUN JUL 6 2003 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN RED LAKE COUNTY IN NORTHWEST MINNESOTA. * UNTIL 500 AM CDT. * AT 416 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR HUOT...OR ABOUT 21 MILES SOUTHWEST OF THIEF RIVER FALLS...MOVEMENT WAS TO THE EAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... RED LAKE FALLS AT 425 AM AND PLUMMER AT 450 AM. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4795 9646 4786 9646 4783 9602 4794 9594 $$ 54
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 Jul 6, 3:30 AM CDT, 50 minutes earlier.
Area forecast discussion, Jul 6, 3:30 AM CDT, 50 minutes before
FORECAST DISCUSSION FOR EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 330 AM CDT SUN JUL 6 2003 .SHORT TERM... ETA AND GFS SIMILAR WITH SURFACE PATTERN AND UPPER AIR PATTERN HOWEVER ETA IS SLIGHTLY FARTHER SOUTH. HOWEVER PREFER GFS AS IT HANDLES CURRENT CONVECTIVE ACTIVITY. WATER VAPOR LOOP SHOWS UPPER LEVEL LOW OVER SOUTHEAST ALBERTA IN REASONABLE AGREEMENT WITH MODELS. WATER VAPOR LOOP ALSO SHOWING LAST OF A SERIES OF SHORT WAVES ALONG SOUTH DAKOTA/NEBRASKA BORDER MOVING EAST WITH DOWNSTREAM CONVECTION OVER NE/IA. WITH NO ADDITIONAL CONVECTION ROBBING DEEP MOISTURE MOVING NORTHWARD AND WITH APPROACHING ALBERTA UPPER LEVEL TROUGH AND UPPER JET, EXPECT HIGH 850 HPA THETA-E AIR TO ADVECT NORTH TODAY. PREFER THE SLOWER GFS TO BRING IN MORE STABLE AIR LATER TONIGHT. COLD FRONT IN WESTERN ND WILL MOVE INTO THE REGION THIS AFTERNOON AND EVENING. PRECIPITABLE WATERS RISE TO AN INCH AND A HALF IN THE SOUTHEAST ZONES THIS AFTERNOON. ETA MODEL SOUNDINGS SHOWING LOW LEVELS WARMING EARLY THIS MORNING AND IMPLIED CONVERGENCE WITH LOW LEVEL EAST WINDS FORECAST TO BECOME WESTERLY BY 12Z. THEN LOWER TROPOSHERE COOLS THE REST OF THE DAY AS LOW LEVEL FLOW BACKS. COOLING CONTINUES SUNDAY NIGHT THEN SHIFTS TO LOWER LEVELS (CENTERED AROUND 850 HPA) FOR MONDAY. .LONG TERM... NO CHANGES. .FGF...NONE HOPPES
Hazardous weather outlook, Jul 5, 7:14 AM CDT, 21 hours 6 minutes before
MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024- 026>030-038-039-049-052>054-051400- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 714 AM CDT SAT JUL 5 2003 ...ISOLATED SEVERE THUNDERSTORMS ARE EXPECTED LATE TONIGHT... ...SEVERE THUNDERSTORMS ARE EXPECTED FOR SUNDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NORTH DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA. .DAY ONE...LATE EVENING AND OVERNIGHT ISOLATED SEVERE STORMS ARE EXPECTED LATE SATURDAY NIGHT AND EARLY SUNDAY MORNING FOR ALL OF EASTERN NORTH DAKOTA AND NORTHWEST AND WEST CENTRAL MINNESOTA. THE THUNDERSTORMS CAN BE EXPECTED AFTER 11 PM THIS EVENING THROUGH 6 AM SUNDAY MORNING. THE THUNDERSTORMS WILL MOST LIKELY PRODUCE SOME LARGE HAIL AND DAMAGING WINDS. WARM MOIST AIR WILL MOVE NORTH INTO THE RED RIVER VALLEY TONIGHT AND DESTABILIZE THE ATMOSPHERE. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SEVERE THUNDERSTORMS WILL BE MORE LIKELY ON SUNDAY WITH LARGE HAIL AND DAMAGING WINDS. THE SEVERE WEATHER IS EXPECTED OVER THE SOUTHEAST NORTH DAKOTA AND NORTHWEST AND WEST CENTRAL MINNESOTA OR SOUTH OF A LINE FROM VALLEY CITY TO MAYVILLE NORTH DAKOTA TO BAUDETTE MINNESOTA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. HOPPES
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 3:45 AM CDT | Severe Thunderstorm Warning | FGF | Polk | 45 min |
| Jul 6, 1:29 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods, Roseau | 46 min |
| Jul 6, 2:15 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods | 30 min |
| Jul 6, 3:14 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods | 31 min |
| Jul 6, 4:55 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 65 min |
| Jul 6, 5:09 PM CDT | Severe Thunderstorm Warning | FGF | Clearwater | 66 min |
| Jul 6, 5:15 PM CDT | Tornado Warning | FGF | Beltrami | 45 min |
| Jul 6, 5:58 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Hubbard | 62 min |
| Jul 6, 6:50 PM CDT | Severe Thunderstorm Warning | FGF | Otter Tail | 40 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2003Every severe thunderstorm warning in 2003
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.