Alert archive / Minnesota / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 114, NWS Grand Forks, ND

July 27, 2006Pennington County, Red Lake County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 27, 2006, 6:18 PM CDT for Pennington County, Red Lake County, Minnesota. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 27, 2006, 6:18 PM CDT (23:18 UTC)
Expired: Jul 27, 2006, 7:15 PM CDT
In force: 57 min
Issued by: NWS Grand Forks, ND
Area: Counties, with a storm outline in the text

Counties Pennington County, MN, Red Lake County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 106 km from the middle of the area, began a volume at 23:20 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jul 27, 5:25 PM CDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 11.3 hours before the alert went out and 215 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1526 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 43 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 27, 6:13 PM CDT, 5 minutes earlier.

Area forecast discussion, Jul 27, 6:13 PM CDT, 5 minutes before

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Hazardous weather outlook, Jul 27, 4:30 PM CDT, 1 hour 48 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE GRAND FORKS ND
430 PM CDT THU JUL 27 2006

MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024-
026>030-038-039-049-052>054-281115-
WEST POLK-NORMAN-CLAY-KITTSON-ROSEAU-LAKE OF THE WOODS-
WEST MARSHALL-EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-RED LAKE-
EAST POLK-NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN-
SOUTH CLEARWATER-HUBBARD-WEST BECKER-EAST BECKER-WILKIN-
WEST OTTER TAIL-EAST OTTER TAIL-WADENA-GRANT-TOWNER-CAVALIER-
PEMBINA-BENSON-RAMSEY-EASTERN WALSH COUNTY-EDDY-NELSON-
GRAND FORKS-GRIGGS-STEELE-TRAILL-BARNES-CASS-RANSOM-SARGENT-
RICHLAND-WESTERN WALSH COUNTY-
430 PM CDT THU JUL 27 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN NORTH
DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA.

.DAY ONE...LATE THIS AFTERNOON AND TONIGHT

ISOLATED SEVERE THUNDERSTORMS PRODUCING LARGE HAIL WILL OCCUR OVER
EXTREME NORTHWEST MINNESOTA UNTIL 9 PM.  THE AREA OF CONCERN IS
NORTH OF HIGHWAY TWO.  AN UPPER LEVEL DISTURBANCE WILL MOVE ALONG
THE MANITOBA AND MINNESOTA BORDER THIS EVENING CAUSING THESE STORMS
TO DEVELOP.  THE ACTIVITY WILL WEAKEN WITH SUNSET AND DIMINISH.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

HOT CONDITIONS ARE EXPECTED TO OVERSPREAD THE REGION SUNDAY INTO
MONDAY. TEMPERATURES IN THE 90S COUPLED WITH INCREASING HUMIDITY
WILL RESULT IN HEAT INDICES APPROACHING 100 DEGREES FOR AREAS
GENERALLY ALONG AND SOUTH OF THE I-94 CORRIDOR.

ADDITIONAL THUNDERSTORM CHANCES ARE POSSIBLE ACROSS THE REGION FRIDAY
NIGHT INTO SATURDAY AND THEN AGAIN ON MONDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS POSSIBLE FROM HALLOCK TO BEMIDJI TO ROSEAU.

RIDDLE

In the hours before

Local storm report, Jul 27, 4:57 PM CDT, 1 hour 21 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
457 PM CDT THU JUL 27 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0440 PM     HAIL             4 SE HALLOCK            48.73N 96.88W
07/27/2006  E0.88 INCH       KITTSON            MN   PUBLIC

&&

BRAMER

Local storm report, Jul 27, 4:59 PM CDT, 1 hour 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
459 PM CDT THU JUL 27 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0440 PM     TSTM WND DMG     4 SE HALLOCK            48.73N 96.88W
07/27/2006                   KITTSON            MN   PUBLIC

            SIGNIFICANT TREE DAMAGE DUE TO STRAIGHT LINE WINDS.

&&

BRAMER

Local storm report, Jul 27, 5:04 PM CDT, 1 hour 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
504 PM CDT THU JUL 27 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0501 PM     HAIL             3 E DONALDSON           48.57N 96.83W
07/27/2006  E1.75 INCH       KITTSON            MN   LAW ENFORCEMENT

&&

BRAMER

Local storm report, Jul 27, 5:25 PM CDT, 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
525 PM CDT THU JUL 27 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0504 PM     HAIL             9 NE STEPHEN            48.54N 96.74W
07/27/2006  E1.75 INCH       MARSHALL           MN   PUBLIC

&&

BRAMER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 4:23 PM CDT	Severe Thunderstorm Warning	FGF	Kittson	67 min
Jul 27, 4:49 PM CDT	Tornado Warning	FGF	Kittson, Marshall	56 min
Jul 27, 5:32 PM CDT	Severe Thunderstorm Warning	FGF	Beltrami	58 min
Jul 27, 6:30 PM CDT	Tornado Warning	FGF	Pennington, Red Lake	52 min
Jul 27, 6:47 PM CDT	Tornado Warning	FGF	Polk	58 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2006 Every severe thunderstorm warning in 2006

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.