Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 51, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 25, 1997, 6:55 PM CDT for Walsh County, North Dakota. It was in force for 35 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 25, 1997, 6:55 PM CDT (23:55 UTC)
- Expired
- Jun 25, 1997, 7:30 PM CDT
- In force
- 35 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
County Walsh County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 98 km from the middle of the area, began a volume at 23:57 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 |
|---|---|---|---|
| Jun 25, 7:00 PM CDT | Hail 0.75 | Minto, ND |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 11.9 hours before the alert went out and 286 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
- 1591 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
691 WUUS1 KFAR 252358 RRA SVRFAR NDC099-260030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 655 PM CDT WED JUN 25 1997 THE NATIONAL WEATHER SERVICE IN EASTERN ND/GRAND FORKS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST NORTH DAKOTA ...EASTERN WALSH COUNTY AT 655 PM CDT...DOPPLER WEATHER RADAR DETECTED A SEVERE THUNDERSTORM OVER THE CITY OF GRAFTON...MOVING SOUTHEAST AT 25 MPH. WHEN THUNDERSTORMS ARE OCCURRING...MOVE INTO A STRONG BUILDING. DONT USE TELEPHONES OR ELECTRICAL APPLIANCES AND STAY AWAY FROM WINDOWS. RA
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 25, 2:52 PM CDT, 4 hours 3 minutes earlier.
Area forecast discussion, Jun 25, 2:52 PM CDT, 4 hours 3 minutes before
FORECAST DISCUSSION FOR EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 250 PM CDT WED JUN 25 1997 500 MB SHRTWV MOVG THRU CWFA ATTM. SCT PCPN DVLPD ACRS NRN RRV EARLY THIS AFTN AND WL PROGRESS ACROSS RST OF FA LATE THIS AFTN INTO EARLY EVENING. SUGG MENTION OF WDLY SCT TSTMS THRU 01Z SE OF A LN FROM LISBON TO BDE. BHND THE TROF SFC FLO NEVER REALLY COLLAPSES WITH WK HI PRES DVLPG OVR SRN MN. DONT BLV WNDS WL DIE OFF ENUF OVRNITE TO REALLY DROP TEMP SPECLY OVR MORE TREE-LESS ZNS. 50 TO 55 WL WORK FOR ALL ZNS. BELLES
In the hours before
Local storm report, Jun 25, 1:30 PM CDT, 5 hours 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
130 PM CDT WED JUN 25 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0530 AM MAPLE LAKE MN FLOODING
06/24/97 POLK A STORE WAS FLOODED
TO A DEPTH OF 2 INCHES.
2 BOATS SUNK DUE TO
ACCUMULATING RAINFALL.
0630 AM GONVICK MN FLOODING
06/24/97 CLEARWATER ROADS WASHED OUT BY
HEAVY RAIN.
0730 AM 2 S FINGAL ND 4.6 INCHES OF RAIN CAUSED
06/24/97 BARNES FLOODING OF AGRICULTURAL
AND LOW-LYING AREAS.Local storm report, Jun 25, 1:30 PM CDT, 5 hours 25 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTION
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
130 PM CDT WED JUN 25 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0530 AM MAPLE LAKE MN FLOODING
06/24/97 POLK A STORE WAS FLOODED
TO A DEPTH OF 2 INCHES.
2 BOATS SUNK DUE TO
ACCUMULATING RAINFALL.
0630 AM GONVICK MN FLOODING
06/24/97 CLEARWATER ROADS WASHED OUT BY
HEAVY RAIN.
0730 AM 2 S FINGAL ND FLOODING
06/24/97 BARNES 4.6 INCHES OF RAIN CAUSED
FLOODING OF AGRICULTURAL
AND LOW-LYING AREAS.
BELLESLocal storm report, Jun 25, 1:33 PM CDT, 5 hours 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
130 PM CDT WED JUN 25 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0530 AM MAPLE LAKE MN FLOODING
06/24/97 POLK A STORE WAS FLOODED
TO A DEPTH OF 2 INCHES.
2 BOATS SUNK DUE TO
ACCUMULATING RAINFALL.
0630 AM GONVICK MN FLOODING
06/24/97 CLEARWATER ROADS WASHED OUT BY
HEAVY RAIN.
0730 AM 2 S FINGAL ND 4.6 INCHES OF RAIN CAUSED
06/24/97 BARNES FLOODING OF AGRICULTURAL
AND LOW-LYING AREAS.Local storm report, Jun 25, 1:40 PM CDT, 5 hours 15 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTION
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
130 PM CDT WED JUN 25 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0530 AM MAPLE LAKE MN FLOODING
06/24/97 POLK A STORE WAS FLOODED
TO A DEPTH OF 2 INCHES.
2 BOATS SUNK DUE TO
ACCUMULATING RAINFALL.
0630 AM GONVICK MN FLOODING
06/24/97 CLEARWATER ROADS WASHED OUT BY
HEAVY RAIN.
0730 AM 2 S FINGAL ND FLOODING
06/24/97 BARNES 4.6 INCHES OF RAIN CAUSED
FLOODING OF AGRICULTURAL
AND LOW-LYING AREAS.
BELLESSpecial weather statement, Jun 25, 2:25 PM CDT, 4 hours 30 minutes before
NDZ006>008-014>016-024-026>030-038-039-049-052-053-MNZ001>009- 013>017-022>024-027>032-040-252200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORK ND 225 PM CDT WED JUN 25 1997 ...THE SIGHTING OF A FUNNEL CLOUD IS POSSIBLE THIS AFTERNOON... ATMOSPHERIC CONDITIONS ARE FAVORABLE FOR THE FORMATION OF WEAK FUNNEL CLOUDS THIS AFTERNOON. SCATTERED THUNDERSTORMS MOVING ACROSS EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA MAY BRIEFLY PRODUCE A FUNNEL CLOUD...MAINLY TO THE NORTH OF A LINE FROM COOPERSTOWN TO HILLSBORO TO PARK RAPIDS. PEOPLE IN THE AREA SHOULD NOT BECOME UNDULY ALARMED BUT SHOULD REMAIN ON THE ALERT AND SHOULD MOVE TO A PLACE OF SAFETY IF A FUNNEL APPROACHES THE GROUND...OR A LOCAL WARNING IS ISSUED. BELLES
Special weather statement, Jun 25, 2:26 PM CDT, 4 hours 29 minutes before
NDZ006>008-014>016-024-026>030-038-039-049-052-053-MNZ001>009- 013>017-022>024-027>032-040-252200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORK ND 225 PM CDT WED JUN 25 1997 ...THE SIGHTING OF A FUNNEL CLOUD IS POSSIBLE THIS AFTERNOON... ATMOSPHERIC CONDITIONS ARE FAVORABLE FOR THE FORMATION OF WEAK FUNNEL CLOUDS THIS AFTERNOON. SCATTERED THUNDERSTORMS MOVING ACROSS EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA MAY BRIEFLY PRODUCE A FUNNEL CLOUD...MAINLY TO THE NORTH OF A LINE FROM COOPERSTOWN TO HILLSBORO TO PARK RAPIDS. PEOPLE IN THE AREA SHOULD NOT BECOME UNDULY ALARMED BUT SHOULD REMAIN ON THE ALERT AND SHOULD MOVE TO A PLACE OF SAFETY IF A FUNNEL APPROACHES THE GROUND...OR A LOCAL WARNING IS ISSUED. BELLES
Nearby
Severe Thunderstorm Warnings in North Dakota, 1997Every severe thunderstorm warning in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.