Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 16, NWS Grand Forks, ND

June 19, 1997Barnes County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 19, 1997, 4:14 PM CDT for Barnes County, North Dakota. It was in force for 31 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 19, 1997, 4:14 PM CDT (21:14 UTC)
Expired
Jun 19, 1997, 4:45 PM CDT
In force
31 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Barnes County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 87 km from the middle of the area, began a volume at 21:16 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

TimeReportWhereRemark
Jun 19, 4:20 PM CDTHail 0.75Rogers, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 19, 3:45 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.2 hours before the alert went out and 201 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.

Skew-T log-pSkew-T log-p diagram, Bismarck Municip, ND at 12:00Z on 1997-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 12:00Z on 1997-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
14 J/kg
Mixed-layer CIN
-233 J/kg
Mixed-layer LCL
1521 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

212 
WUUS1 KFAR 192115 RRA
SVRFAR
NDC003-192145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
414 PM CDT THU JUN 19 1997
 
THE NATIONAL WEATHER SERVICE IN EASTERN ND/GRAND FORKS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST NORTH DAKOTA
 
   ...BARNES COUNTY
 
AT 410 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES NORTHWEST
OF VALLEY CITY OR NEAR SANDBORN MOVING NORTHEAST AT 40 MILES AN HOUR.
SOME TOWNS IN THE WARNING AREA INCLUDE ROGERS AND THE LAKE ASHTABULA
AREA.
 
 
REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

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 19, 3:04 PM CDT, 1 hour 10 minutes earlier.

Area forecast discussion, Jun 19, 3:04 PM CDT, 1 hour 10 minutes before
FORECAST DISCUSSION FOR EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
304 PM CDT THU JUN 19 1997

FIRST PERIOD DISCUSSION...GRIDDED DATA SUGGEST CONVECTIVE
INHIBITION FAIRLY STRONG ACRS SRN SD AND SRN MN BUT IS ALSO
WHERE CAPES ARE THE HIEST.  MODEL CAPES OFF OF GRIDDED DATA
RUNNING ARND 1500-1800 J/KG.  ADAP CAP STRENGTH WEAK ACRS THE ERN
DAKS AND WRN MN. CAPS ARE STRNGR FARTHER S WHICH WOULD BE
XPCTD ON RFQ OF JET.  SATELLITE SHOWS ENHANCED CU LINE IN THE
WRN PART OF CWA WHICH MAY BE TROF LINE. COULD SEE DEVELOPMENT
ALNG THIS LINE. THINK MOST OF PRECIP SHUD MOV OUT OF AREA BY
MIDNITE. MOS TEMPS LOOK GOOD FOR LOW TNGT. TEMPS SHUD BE IN
THE THE MID 50 IN DVL...UPR 50S IN GFK, FAR, HCO, CKN, FSE,
TVF, ROX, BDE, BJI...ARND 60 IN PKD, FFM.

HOPPES

In the hours before

Special weather statement, Jun 19, 1:00 PM CDT, 3 hours 14 minutes before
MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024-
026>030-038-039-049-052-053-201200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
100 PM CDT THU JUN 19 1997

...THERE IS A RISK FOR SEVERE WEATHER ACROSS EASTERN NORTH DAKOTA AND
NORTHWEST MINNESOTA TODAY...

SEVERE WEATHER IS POSSIBLE TODAY FOR ALL OF EASTERN NORTH DAKOTA AND
IN MINNESOTA WEST OF A LINE FROM ROSEAU TO 30 MILES EAST OF FERGUS FALLS.
IN MINNESOTA CITIES INCLUDED ARE ROSEAU...THIEF RIVER FALLS...DETROIT
LAKES AND FERGUS FALLS. LARGE HAIL AND DAMAGING WINDS ARE THE MAIN
SEVERE WEATHER THREAT. THUNDERSTORMS SHOULD MOVE THE AREA AFTER 4 PM
AND WILL MOVE ACROSS THE REGION THROUGH MIDNIGHT.

THUNDERSTORMS OVER NORTHWEST MINNESOTA WILL BECOME MORE NUMEROUS
OVER THE RED RIVER VALLEY THIS AFTERNOON.  THUNDERSTORMS WILL
ALSO BECOME MORE NUMEROUS IN NORTHWEST MINNESOTA THIS AFTERNOON THROUGH
EARLY THIS EVENING.
THE HAZARDOUS WEATHER OUTLOOK IS ISSUED BY THE NATIONAL WEATHER SERVICE
IN GRAND FORKS DAILY BY 7 AM AND MAY BE UPDATED IN THE EARLY AFTERNOON
IF CONDITIONS WARRENT.

HOPPES
Special weather statement, Jun 19, 1:01 PM CDT, 3 hours 13 minutes before
MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024-
026>030-038-039-049-052-053-201200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
100 PM CDT THU JUN 19 1997

...THERE IS A RISK FOR SEVERE WEATHER ACROSS EASTERN NORTH DAKOTA AND
NORTHWEST MINNESOTA TODAY...

SEVERE WEATHER IS POSSIBLE TODAY FOR ALL OF EASTERN NORTH DAKOTA AND
IN MINNESOTA WEST OF A LINE FROM ROSEAU TO 30 MILES EAST OF FERGUS FALLS.
IN MINNESOTA CITIES INCLUDED ARE ROSEAU...THIEF RIVER FALLS...DETROIT
LAKES AND FERGUS FALLS. LARGE HAIL AND DAMAGING WINDS ARE THE MAIN
SEVERE WEATHER THREAT. THUNDERSTORMS SHOULD MOVE THE AREA AFTER 4 PM
AND WILL MOVE ACROSS THE REGION THROUGH MIDNIGHT.

THUNDERSTORMS OVER NORTHWEST MINNESOTA WILL BECOME MORE NUMEROUS
OVER THE RED RIVER VALLEY THIS AFTERNOON.  THUNDERSTORMS WILL
ALSO BECOME MORE NUMEROUS IN NORTHWEST MINNESOTA THIS AFTERNOON THROUGH
EARLY THIS EVENING.
THE HAZARDOUS WEATHER OUTLOOK IS ISSUED BY THE NATIONAL WEATHER SERVICE
IN GRAND FORKS DAILY BY 7 AM AND MAY BE UPDATED IN THE EARLY AFTERNOON
IF CONDITIONS WARRENT.

HOPPES

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 19, 3:41 PM CDTSevere Thunderstorm WarningFGFGrand Forks34 min
Jun 19, 4:02 PM CDTSevere Thunderstorm WarningFGFTowner28 min
Jun 19, 4:18 PM CDTSevere Thunderstorm WarningFGFGrand Forks27 min
Jun 19, 4:29 PM CDTSevere Thunderstorm WarningFGFTowner16 min
Jun 19, 4:52 PM CDTSevere Thunderstorm WarningFGFSteele38 min
Jun 19, 4:57 PM CDTSevere Thunderstorm WarningFGFBarnes33 min
Jun 19, 5:44 PM CDTSevere Thunderstorm WarningFGFSteele31 min
Jun 19, 5:52 PM CDTSevere Thunderstorm WarningFGFBarnes38 min
Jun 19, 6:54 PM CDTSevere Thunderstorm WarningFGFCass36 min

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.