Alert archive / North Dakota / Special Weather Statements in 2012

Special Weather Statement, NWS Grand Forks, ND

June 14, 2012Barnes County, Ransom County, Sargent County, North Dakota

NWS Grand Forks, ND issued this special weather statement at Jun 14, 2012, 1:20 AM CDT for Barnes County, Ransom County, Sargent County, North Dakota. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 14, 2012, 1:20 AM CDT (06:20 UTC)
Expired: Jun 14, 2012, 2:15 AM CDT
In force: 55 min
Issued by: NWS Grand Forks, ND

Counties Barnes County, ND, Ransom County, ND, Sargent County, ND

The radar

The Aberdeen radar (KABR), 120 km from the middle of the area, began a volume at 06:22 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

Aberdeen, SD (KABR), launched 00:00Z, 6.3 hours before the alert went out and 180 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: 1191 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 1769 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 157 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 13, 9:10 PM CDT, 4 hours 10 minutes earlier.

Area forecast discussion, Jun 13, 9:10 PM CDT, 4 hours 10 minutes before

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  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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Hazardous weather outlook, Jun 13, 8:59 PM CDT, 4 hours 21 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND FORKS ND
859 PM CDT WED JUN 13 2012

MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024-
026>030-038-039-049-052>054-150200-
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-EDDY-NELSON-GRAND FORKS-
GRIGGS-STEELE-TRAILL-BARNES-CASS-RANSOM-SARGENT-RICHLAND-
WESTERN WALSH-
859 PM CDT WED JUN 13 2012

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

.DAY ONE...TONIGHT

THUNDERSTORMS ARE EXPECTED TO MOVE INTO AND DEVELOP OVER THE AREA
AFTER MIDNIGHT. THERE IS A RISK OF SEVERE THUNDERSTORMS AS WELL
WITH DAMAGING WINDS AND LARGE HAIL POSSIBLE. THE GREATEST RISK
AREA IS MAINLY SOUTH OF A NEW ROCKFORD TO GRAND FORKS TO PARK
RAPIDS LINE. HEAVY RAINFALL IS ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THUNDERSTORMS WILL EXIT THE AREA BY LATE THURSDAY WITH THE NEXT
ROUND OF THUNDERSTORMS EXPECTED ON SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

DTR

In the hours before

Special weather statement, Jun 14, 1:20 AM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
120 AM CDT THU JUN 14 2012

NDZ038-039-049-052-140715-
BARNES ND-CASS ND-RANSOM ND-SARGENT ND-
120 AM CDT THU JUN 14 2012

...SIGNIFICANT WEATHER ADVISORY FOR SARGENT...RANSOM...WESTERN CASS
AND BARNES COUNTIES IN SOUTHEAST NORTH DAKOTA UNTIL 215 AM CDT...

AT 115 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR COOPERSTOWN TO
JAMESTOWN TO NEAR OAKES...MOVING TO THE EAST AT 45 MPH.

HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THE STORMS.

THE STORMS WILL BE NEAR...
VALLEY CITY NEAR 145 AM CDT.
LISBON AND FORMAN NEAR 215 AM.

FOR MOTORISTS ON INTERSTATE 94...THE STORMS WILL BE BETWEEN NORTH
DAKOTA MILE MARKER 280 AND NORTH DAKOTA MILE MARKER 325...

THE STORMS MAY INTENSIFY...ALSO A SEVERE THUNDERSTORM WATCH IS IN
EFFECT FOR THIS AREA. BE CERTAIN TO MONITOR LOCAL RADIO AND TV
STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 4627 9802 4628 9804 4662 9804 4663 9839
      4722 9847 4720 9735 4595 9726 4593 9801
TIME...MOT...LOC 0619Z 258DEG 39KT 4721 9832 4602 9817

DTR

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 3:41 AM CDT	Special Weather Statement	FGF	Wilkin	64 min
Jun 14, 4:24 AM CDT	Special Weather Statement	FGF	Grant	36 min
Jun 14, 4:57 PM CDT	Special Weather Statement	FGF	Lake of the Woods	63 min
Jun 14, 2:08 AM CDT	Special Weather Statement	FGF	Cass, Ransom, Richland, Steele, Traill	37 min
Jun 14, 2:44 AM CDT	Severe Thunderstorm Warning	FGF	Richland, Sargent	46 min
Jun 14, 4:53 AM CDT	Severe Thunderstorm Warning	FGF	Barnes, Cass, Ransom, Richland	48 min

Nearby

Special Weather Statements in North Dakota, 2012 Every special weather statement in 2012

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.