Alert archive / North Dakota / Frost Advisories in 2012
Frost Advisory 3, NWS Grand Forks, ND
NWS Grand Forks, ND issued this frost advisory at May 29, 2012, 2:04 PM CDT for 12 counties in North Dakota; 12 counties in Minnesota. It took effect at May 30, 2012, 1:00 AM CDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- May 29, 2012, 2:04 PM CDT (19:04 UTC)
- In effect from
- May 30, 2012, 1:00 AM CDT
- Expired
- May 30, 2012, 7:40 AM CDT
- In force
- 7 hr
- Issued by
- NWS Grand Forks, ND
All 24 counties
Beltrami County, MN, Clearwater County, MN, Hubbard County, MN, Kittson County, MN, Lake of the Woods County, MN, Mahnomen County, MN, Marshall County, MN, Norman County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN, Benson County, ND, Cavalier County, ND, Eddy County, ND, Grand Forks County, ND, Griggs County, ND, Nelson County, ND, Pembina County, ND, Ramsey County, ND, Steele County, ND, Towner County, ND, Traill County, ND, Walsh County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 59 km from the middle of the area, began a volume at 19:04 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
International Fa, MN (KINL), launched 12:00Z, 7.1 hours before the alert went out and 282 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
- 2 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 706 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- -13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
622 WWUS73 KFGF 291904 NPWFGF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND FORKS ND 204 PM CDT TUE MAY 29 2012 ...FROST ADVISORY FOR NORTHEAST NORTH DAKOTA AND NORTHWEST MINNESOTA LATE TONIGHT.. .TEMPERATURES WILL QUICKLY DROP INTO THE 30S TONIGHT AS SKIES BEGIN TO CLEAR OFF. THE COLDEST TEMPERATURES WILL BE NEAR MORNING AS WINDS BECOME CALM. THE COLDEST TEMPERATURES WILL GENERALLY BE ALONG AND NORTH OF THE HIGHWAY TWO CORRIDOR. SENSITIVE OUTDOOR PLANTS MAY BE IMPACTED BY THE COLDER TEMPERATURES. MNZ001-002-004>009-013>017-022>024-NDZ006>008-014>016-024-026>030- 054-301300- /O.NEW.KFGF.FR.Y.0003.120530T0600Z-120530T1300Z/ WEST POLK-NORMAN-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- TOWNER-CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH-EDDY-NELSON- GRAND FORKS-GRIGGS-STEELE-TRAILL-WESTERN WALSH- INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS... HALSTAD...HALLOCK...ROSEAU...BAUDETTE...WARREN...NEWFOLDEN... RED LAKE...THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON... BAGLEY...BEMIDJI...MAHNOMEN...LAKE ITASCA...PARK RAPIDS...CANDO... LANGDON...CAVALIER...MADDOCK...LEEDS...DEVILS LAKE...GRAFTON... NEW ROCKFORD...LAKOTA...GRAND FORKS...COOPERSTOWN...FINLEY... MAYVILLE...ADAMS 204 PM CDT TUE MAY 29 2012 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY. * TEMPERATURES WILL DROP INTO THE 30S AFTER MIDNIGHT TONIGHT AND REMAIN IN THE MID 30S THROUGH EARLY WEDNESDAY MORNING. FROST IS FORECAST TO FORM ACROSS PORTIONS OF THE ADVISORY AREA. * IMPACTS...SENSITIVE OUTDOOR PLANTS MAY BE IMPACTED BY THE COLDER TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ SPEICHER
3 follow-up statements
930 WWUS73 KFGF 300209 NPWFGF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND FORKS ND 909 PM CDT TUE MAY 29 2012 ...FROST ADVISORY POSSIBLE ACROSS NORTHEAST NORTH DAKOTA AND NORTHWEST MINNESOTA LATE TONIGHT.. .HIGH PRESSURE WILL BRING CLEARING SKIES AND LIGHT WINDS TO THE AREA TONIGHT. TEMPERATURES WILL DROP INTO THE 30S AFTER MIDNIGHT...WITH THE COLDEST TEMPERATURES ALONG AND NORTH OF THE HIGHWAY TWO CORRIDOR. AREAS OF FROST WILL BE POSSIBLE DURING THE EARLY MORNING HOURS. SENSITIVE OUTDOOR PLANTS MAY BE IMPACTED BY THE COLDER TEMPERATURES. MNZ001-002-004>009-013>017-022>024-NDZ006>008-014>016-024-026>030- 054-301300- /O.CON.KFGF.FR.Y.0003.120530T0600Z-120530T1300Z/ WEST POLK-NORMAN-KITTSON-ROSEAU-LAKE OF THE WOODS-WEST MARSHALL- EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-RED LAKE-EAST POLK- NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN-SOUTH CLEARWATER-HUBBARD- TOWNER-CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH-EDDY-NELSON- GRAND FORKS-GRIGGS-STEELE-TRAILL-WESTERN WALSH- INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS... HALSTAD...HALLOCK...ROSEAU...BAUDETTE...WARREN...NEWFOLDEN... RED LAKE...THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON... BAGLEY...BEMIDJI...MAHNOMEN...LAKE ITASCA...PARK RAPIDS...CANDO... LANGDON...CAVALIER...MADDOCK...LEEDS...DEVILS LAKE...GRAFTON... NEW ROCKFORD...LAKOTA...GRAND FORKS...COOPERSTOWN...FINLEY... MAYVILLE...ADAMS 909 PM CDT TUE MAY 29 2012 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY... * TEMPERATURES WILL DROP INTO THE 30S AFTER MIDNIGHT TONIGHT AND REMAIN IN THE MID 30S THROUGH EARLY WEDNESDAY MORNING. FROST IS FORECAST TO FORM ACROSS PORTIONS OF THE ADVISORY AREA. * SENSITIVE OUTDOOR PLANTS MAY BE IMPACTED BY THE COLDER TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ JR
722 WWUS73 KFGF 300221 AAA NPWFGF URGENT - WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE GRAND FORKS ND 921 PM CDT TUE MAY 29 2012 ...FROST ADVISORY ACROSS NORTHEAST NORTH DAKOTA AND NORTHWEST MINNESOTA LATE TONIGHT.. .HIGH PRESSURE WILL BRING CLEARING SKIES AND LIGHT WINDS TO THE AREA TONIGHT. TEMPERATURES WILL DROP INTO THE 30S AFTER MIDNIGHT...WITH THE COLDEST TEMPERATURES ALONG AND NORTH OF THE HIGHWAY TWO CORRIDOR. AREAS OF FROST WILL BE POSSIBLE DURING THE EARLY MORNING HOURS. SENSITIVE OUTDOOR PLANTS MAY BE IMPACTED BY THE COLDER TEMPERATURES. MNZ001-002-004>009-013>017-022>024-NDZ006>008-014>016-024-026>030- 054-301300- /O.CON.KFGF.FR.Y.0003.120530T0600Z-120530T1300Z/ WEST POLK-NORMAN-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- TOWNER-CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH-EDDY-NELSON- GRAND FORKS-GRIGGS-STEELE-TRAILL-WESTERN WALSH- INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS... HALSTAD...HALLOCK...ROSEAU...BAUDETTE...WARREN...NEWFOLDEN... RED LAKE...THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON... BAGLEY...BEMIDJI...MAHNOMEN...LAKE ITASCA...PARK RAPIDS...CANDO... LANGDON...CAVALIER...MADDOCK...LEEDS...DEVILS LAKE...GRAFTON... NEW ROCKFORD...LAKOTA...GRAND FORKS...COOPERSTOWN...FINLEY... MAYVILLE...ADAMS 921 PM CDT TUE MAY 29 2012 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY... * TEMPERATURES WILL DROP INTO THE 30S AFTER MIDNIGHT TONIGHT AND REMAIN IN THE MID 30S THROUGH EARLY WEDNESDAY MORNING. FROST IS FORECAST TO FORM ACROSS PORTIONS OF THE ADVISORY AREA. * SENSITIVE OUTDOOR PLANTS MAY BE IMPACTED BY THE COLDER TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
314 WWUS73 KFGF 301240 NPWFGF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND FORKS ND 740 AM CDT WED MAY 30 2012 ...FROST ADVISORY CANCELLED... .TEMPERATURES WILL CONTINUE TO WARM ENDING ANY ADDITIONAL FROST. MNZ001-002-004>009-013>017-022>024-NDZ006>008-014>016-024-026>030- 054-301345- /O.CAN.KFGF.FR.Y.0003.000000T0000Z-120530T1300Z/ WEST POLK-NORMAN-KITTSON-ROSEAU-LAKE OF THE WOODS-WEST MARSHALL- EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-RED LAKE-EAST POLK- NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN-SOUTH CLEARWATER-HUBBARD- TOWNER-CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH-EDDY-NELSON- GRAND FORKS-GRIGGS-STEELE-TRAILL-WESTERN WALSH- INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS... HALSTAD...HALLOCK...ROSEAU...BAUDETTE...WARREN...NEWFOLDEN... RED LAKE...THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON... BAGLEY...BEMIDJI...MAHNOMEN...LAKE ITASCA...PARK RAPIDS...CANDO... LANGDON...CAVALIER...MADDOCK...LEEDS...DEVILS LAKE...GRAFTON... NEW ROCKFORD...LAKOTA...GRAND FORKS...COOPERSTOWN...FINLEY... MAYVILLE...ADAMS 740 AM CDT WED MAY 30 2012 ...FROST ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS CANCELLED THE FROST ADVISORY. TEMPERATURES WILL CONTINUE TO WARM ENDING ANY ADDITIONAL FROST THREAT. $$
Nearby
Frost Advisories in North Dakota, 2012Frost Advisories in Minnesota, 2012Every frost advisory 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.