Alert archive / Minnesota / Snow Advisories in 2007

Snow Advisory 5, NWS Grand Forks, ND

November 27, 20074 counties in Minnesota

NWS Grand Forks, ND issued this snow advisory at Nov 27, 2007, 3:27 PM CST for 4 counties in Minnesota. It took effect at Nov 28, 2007, 8:00 PM CST. It was in force for .

The area

The counties it named.

The facts

Issued: Nov 27, 2007, 3:27 PM CST (21:27 UTC)
In effect from: Nov 28, 2007, 8:00 PM CST
Expired: Nov 27, 2007, 4:12 PM CST
In force
Issued by: NWS Grand Forks, ND

Counties Beltrami County, MN, Clearwater County, MN, Lake of the Woods County, MN, Roseau County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 175 km from the middle of the area, began a volume at 21:29 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 nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.5 hours before the alert went out and 441 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: 1112 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 113 m²/s²
0-3 km storm-relative helicity: 213 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 snow advisory 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 snow advisory went out at Nov 27, 2:30 PM CST, 57 minutes earlier.

Area forecast discussion, Nov 27, 2:30 PM CST, 57 minutes before

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Hazardous weather outlook, Nov 27, 6:24 AM CST, 9 hours 3 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND FORKS ND
624 AM CST TUE NOV 27 2007

MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024-
026>030-038-039-049-052>054-281230-
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-
624 AM CST TUE NOV 27 2007

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

.DAY ONE...TODAY AND TONIGHT

LIGHT SNOW WILL OCCUR ACROSS A MAJORITY OF THE REGION TONIGHT. THE
BEST CHANCE FOR SNOWFALL WILL BE NORTH OF A DEVILS LAKE TO FERGUS
FALLS LINE. ONE TO THREE INCHES OF SNOWFALL IS POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SCATTERED SNOW SHOWERS WILL OCCUR ACROSS THE REGION ON WEDNESDAY.
IN ADDITION...STRONG NORTHWEST WINDS WILL CAUSE BLOWING SNOW AND
REDUCED VISIBILITIES ACROSS A PORTION OF THE AREA.

.SPOTTER INFORMATION STATEMENT...

SNOWFALL REPORTS ARE APPRECIATED.

TG

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 27, 4:12 PM CST	Snow Advisory	FGF	Beltrami, Clearwater, Kittson, Lake of the Woods, Marshall, Pennington and 2 more	16 hr

Nearby

Snow Advisories in Minnesota, 2007 Every snow advisory in 2007

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.