Alert archive / North Dakota / Special Weather Statements in 2012
Special Weather Statement, NWS Grand Forks, ND
NWS Grand Forks, ND issued this special weather statement at May 27, 2012, 3:37 PM CDT for Cavalier County, North Dakota. It was in force for 23 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
- May 27, 2012, 3:37 PM CDT (20:37 UTC)
- Expired
- May 27, 2012, 4:00 PM CDT
- In force
- 23 min
- Issued by
- NWS Grand Forks, ND
County Cavalier County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 8.6 hours before the alert went out and 279 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 490 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 555 m²/s²
- 0-3 km storm-relative helicity
- 698 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>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 May 27, 2:44 PM CDT, 53 minutes earlier.
Area forecast discussion, May 27, 2:44 PM CDT, 53 minutes before
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</html>Hazardous weather outlook, May 27, 5:12 AM CDT, 10 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAND FORKS ND 512 AM CDT SUN MAY 27 2012 MNZ001>009-013-029-NDZ006>008-014>016-024-026>030-038-039-049- 052>054-281015- WEST POLK-NORMAN-CLAY-KITTSON-ROSEAU-LAKE OF THE WOODS- WEST MARSHALL-EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-WILKIN- TOWNER-CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH-EDDY-NELSON- GRAND FORKS-GRIGGS-STEELE-TRAILL-BARNES-CASS-RANSOM-SARGENT- RICHLAND-WESTERN WALSH- 512 AM CDT SUN MAY 27 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN NORTH DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA. .DAY ONE...TODAY AND TONIGHT SHOWERS AND THUNDERSTORMS WILL SHIFT NORTH DURING THE COURSE OF THE MORNING INTO THE AFTERNOON WITH THE FOCUS BEING MORE OVER NORTHERN NORTH DAKOTA INTO NORTHERN MINNESOTA. NO SEVERE WEATHER IS ANTICIPATED THIS MORNING INTO EARLY AFTERNOON. DURING THE MID TO LATE AFTERNOON THE MAIN FOCUS FOR THUNDERSTORMS WILL SHIFT EAST OF THE RED RIVER. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. MNZ014>017-022>024-027-028-030>032-040-281015- RED LAKE-EAST POLK-NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN- SOUTH CLEARWATER-HUBBARD-WEST BECKER-EAST BECKER-WEST OTTER TAIL- EAST OTTER TAIL-WADENA-GRANT- 512 AM CDT SUN MAY 27 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN NORTH DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS PRODUCED HEAVY RAINFALL OVER PARTS OF MINNESOTA LAKE COUNTRY OVERNIGHT ACROSS NORTHERN OTTER TAIL INTO WADENA COUNTIES. BE AWARE EARLY THIS MORNING FOR PONDING ON ROADWAYS AND IN LOW SPOTS. OTHERWISE TODAY WILL SEE A WARM FRONT LIFT NORTH THROUGH WEST CENTRAL MINNESOTA AS LOW PRESSURE MOVES FROM CENTRAL SOUTH DAKOTA INTO EASTERN NORTH DAKOTA. EXPECT SOME HEATING THIS AFTERNOON AND THIS WILL CAUSE THE ATMOSPHERE TO GET UNSTABLE EAST OF THE SURFACE LOW. EXPECT SCATTERED STRONG OR SEVERE THUNDERSTORMS TO FORM ALONG AND EAST OF A MAHNOMEN TO DETROIT LAKES TO FERGUS FALLS LINE MID TO LATE AFTERNOON WITH LARGE HAIL AND DAMAGING WINDS THE MAIN THREAT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NECESSARY. DTR
In the hours before
Local storm report, May 27, 10:30 AM CDT, 5 hours 7 minutes before
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</html>Local storm report, May 27, 2:46 PM CDT, 51 minutes before
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</html>Special weather statement, May 27, 3:37 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 5:31 AM CDT | Areal Flood Advisory | FGF | Becker, Clay, Otter Tail, Wadena, Wilkin | 6 hr |
| May 27, 7:19 AM CDT | Areal Flood Warning | FGF | Becker, Clay, Otter Tail, Wadena, Wilkin | 6 hr |
| May 26, 11:31 PM CDT | Severe Thunderstorm Warning | FGF | Richland | 59 min |
Nearby
Special Weather Statements in North Dakota, 2012Every 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.