Alert archive / Minnesota / Tornado Warnings in 2001

Tornado Warning 31, NWS Grand Forks, ND

July 17, 2001Beltrami County, Minnesota

NWS Grand Forks, ND issued this tornado warning at Jul 17, 2001, 7:02 PM CDT for Beltrami County, Minnesota. It was in force for 28 min. 2 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
Jul 17, 2001, 7:02 PM CDT (00:02 UTC)
Expired
Jul 17, 2001, 7:30 PM CDT
In force
28 min
Issued by
NWS Grand Forks, ND
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Beltrami County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 192 km from the middle of the area, began a volume at 00:01 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
Jul 17, 7:10 PM CDTHail 1Bemidji, MN
Jul 17, 7:28 PM CDTHail 0.75Hines, MN

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
Jul 17, 7:00 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

International Fa, MN (KINL), launched 00:00Z, 0.0 hours before the alert went out and 132 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, International Fa, MN at 00:00Z on 2001-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2282 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, International Fa, MN at 00:00Z on 2001-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 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
2282 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
878 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KFGF 180004
TORFAR

MNC007-180030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND-GRAND FORKS
702 PM CDT TUE JUL 17 2001

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...

  EASTERN BELTRAMI COUNTY IN NORTH CENTRAL MINNESOTA.   

* UNTIL 730 PM CDT.

* AT 701 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  TORNADO NEAR FUNKLEY MOVING EAST...OR ABOUT 38 MILES NORTHEAST OF  
  BEMIDJI...  

* THE TORNADO IS ON THE GROUND NEAR FUNKLEY.

OTHER SEVERE THUNDERSTORMS CONTINUE OVER UPPER RED LAKE AND NEAR 
TENSTRIKE. THESE STORMS COULD BECOME TORNADIC AS WELL.

THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH OF THIS TORNADO
ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT WEDNESDAY
MORNING FOR SOUTHEAST NORTH DAKOTA. A TORNADO WATCH ALSO REMAINS IN
EFFECT UNTIL MIDNIGHT CDT WEDNESDAY MORNING FOR NORTHWESTERN
MINNESOTA.

LAT...LON 4835 9521 4741 9489 4743 9443 4836 9447


$$
BRAZZELL

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 17, 7:14 PM CDTSevere Thunderstorm WarningFGFLake of the Woods61 min
Jul 17, 7:16 PM CDTTornado WarningFGFWadena29 min
Jul 17, 7:32 PM CDTSevere Thunderstorm WarningFGFBeltrami43 min
Jul 17, 8:10 PM CDTTornado WarningFGFWilkin35 min
Jul 17, 8:15 PM CDTSevere Thunderstorm WarningFGFHubbard60 min
Jul 17, 8:18 PM CDTSevere Thunderstorm WarningFGFBeltrami, Lake of the Woods57 min
Jul 17, 8:22 PM CDTSevere Thunderstorm WarningFGFBecker, Otter Tail53 min
Jul 17, 8:42 PM CDTSevere Thunderstorm WarningFGFWilkin48 min
Jul 17, 9:11 PM CDTSevere Thunderstorm WarningFGFOtter Tail49 min
Jul 17, 9:59 PM CDTSevere Thunderstorm WarningFGFOtter Tail31 min
Jul 17, 11:00 PM CDTSevere Thunderstorm WarningFGFWilkin30 min
Jul 18, 4:22 PM CDTTornado WarningFGFKittson38 min
Jul 18, 4:57 PM CDTTornado WarningFGFKittson33 min
Jul 18, 5:29 PM CDTTornado WarningFGFKittson, Roseau46 min
Jul 18, 6:14 PM CDTSevere Thunderstorm WarningFGFRoseau61 min

Nearby

Tornado Warnings in Minnesota, 2001Every tornado warning in 2001Tornadoes in 2001

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.