Alert archive / Minnesota / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 53, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 24, 2003, 8:27 PM CDT for Norman County, Minnesota. It was in force for 48 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 24, 2003, 8:27 PM CDT (01:27 UTC)
- Expired
- Jun 24, 2003, 9:15 PM CDT
- In force
- 48 min
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
County Norman County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 61 km from the middle of the area, began a volume at 01:27 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, 1.5 hours before the alert went out and 280 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
- 142 J/kg
- Mixed-layer CIN
- -119 J/kg
- Mixed-layer LCL
- 842 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- -57 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.5
The text
As transmitted, in the capitals the NWS used until 2016.
861 WUUS53 KFGF 250127 SVRFGF MNC107-250215- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 826 PM CDT TUE JUN 24 2003 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORMAN COUNTY IN NORTHWEST MINNESOTA. * UNTIL 915 PM CDT. * AT 822 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 7 MILES WEST OF ADA...OR ABOUT 28 MILES NORTH OF FARGO...MOVEMENT WAS TO THE NORTHEAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ADA AT 830 PM... HADLER AT 835 PM... LOCKHART AT 840 PM AND GARY AT 850 PM. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM TUESDAY EVENING FOR WEST CENTRAL MINNESOTA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 100 AM WEDNESDAY MORNING FOR NORTHWESTERN MINNESOTA AND SOUTHEAST NORTH DAKOTA. LAT...LON 4730 9680 4717 9652 4740 9613 4748 9658 $$
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 24, 7:55 PM CDT, 32 minutes earlier.
Area forecast discussion, Jun 24, 7:55 PM CDT, 32 minutes before
FORECAST DISCUSSION FOR EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 755 PM CDT TUE JUN 24 2003 .CURRENT OBSERVATIONAL OVERVIEW... 00Z MSAS ANALYSIS DEPICTED FRONTAL BOUNDARY FROM SOUTH CENTRAL NEBRASKA TO SOUTHERN MINNESOTA WITH WAVE OF LOW PRESSURE ALONG BOUNDARY NOTED OVER NORTHEAST NEBRASKA. STRONGEST PRESSURE FALLS ATTM EVIDENT FROM EASTERN SOUTH DAKOTA TO SOUTHERN MINNESOTA. LATEST WATER VAPOR IMAGERY INDICATED POWERFUL 100KT JET MAX PUNCHING NORTHEAST TOWARD NORTHERN PLAINS. .FORECAST DETAILS... SEVERE WEATHER POTENTIAL CONTINUES FROM SOUTHEAST NORTH DAKOTA INTO ADJACENT MINNESOTA COUNTIES TONIGHT WHERE NEW SEVERE WATCH BOX ISSUED UNTIL 1AM. EXPECT THUNDER CHANCES/HEAVY POTENTIAL TO INCREASE OVERNIGHT AS LARGE SCALE ASCENT INCREASES AHEAD OF UPPER LEVEL JET AND SURFACE WAVE OF LOW PRESSURE. NO MAJOR REVISIONS OF INHERITED ZONE PACKAGE PLANNED ATTM. .FGF...FLASH FLOOD WATCH THROUGH WEDNESDAY AFTERNOON FOR SOUTHERN ZONES NDZ038-039-049-052-053-MNZ003-022>024-027>029>032-040. BERG
Hazardous weather outlook, Jun 24, 6:30 AM CDT, 13 hours 57 minutes before
HMNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024- 026>030-038-039-049-052>054-241430- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 630 AM CDT TUE JUN 24 2003 ...A FLASH FLOOD WATCH IS IN EFFECT FOR EXTREME SOUTHEAST NORTH DAKOTA AND PORTIONS OF WEST CENTRAL MINNESOTA INTO WEDNESDAY MORNING... ...SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS PORTIONS OF EXTREME SOUTHEAST NORTH DAKOTA AND WEST CENTRAL MINNESOTA TODAY AND THIS EVENING... 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 ACROSS PORTIONS OF EXTREME SOUTHEAST NORTH DAKOTA AND PORTIONS OF WEST CENTRAL MINNESOTA THIS AFTERNOON AND EVENING. THUNDERSTORMS ARE EXPECTED TO REDEVELOP AFTER 2PM OVER NORTHEAST SOUTH DAKOTA AND SOUTHERN MINNESOTA LIFTING NORTHEAST INTO SOUTHERN PARTS OF THE REGION. THE FAVORED AREA FOR SEVERE STORMS WILL BE SOUTH OF A LINE FROM LISBON NORTH DAKOTA TO WADENA MINNESOTA. THE PRIMARY THREAT WILL BE LARGE HAIL AND DAMAGING WINDS. THESE THUNDERSTORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY RAINFALL. WITH RECENT HEAVY RAINS SOILS ARE SATURATED AND ANY ADDITIONAL RAINFALL WILL RESULT IN FLOODING PROBLEMS. AS A RESULT A FLASH FLOOD WATCH HAS BEEN ISSUED FOR EXTREME SOUTHEAST NORTH DAKOTA AND WEST CENTRAL MINNESOTA INTO WEDNESDAY MORNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON AND EVENING. FOR ADDITIONAL WEATHER INFORMATION, CHECK OUR WEB SITE AT HTTP://WWW.CRH.NOAA.GOV/FGF/INDEX.HTML (ALL LOWER CASE) VOELKER
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 8:33 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 42 min |
| Jun 24, 10:06 PM CDT | Flash Flood Warning | FGF | Grant | 8 hr |
| Jun 24, 10:45 PM CDT | Flash Flood Warning | FGF | Wilkin | 8 hr |
| Jun 24, 11:18 PM CDT | Severe Thunderstorm Warning | FGF | Norman | 42 min |
| Jun 24, 11:21 PM CDT | Severe Thunderstorm Warning | FGF | Clay | 39 min |
| Jun 24, 11:55 PM CDT | Severe Thunderstorm Warning | FGF | Clay | 50 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.