Alert archive / Wisconsin / Frost Advisories in 2011
Frost Advisory 2, NWS La Crosse, WI
NWS La Crosse, WI issued this frost advisory at May 16, 2011, 3:19 PM CDT for 13 counties in Wisconsin. It took effect at May 17, 2011, 3:00 AM CDT. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- May 16, 2011, 3:19 PM CDT (20:19 UTC)
- In effect from
- May 17, 2011, 3:00 AM CDT
- Expired
- May 17, 2011, 7:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS La Crosse, WI
Counties Adams County, WI, Buffalo County, WI, Clark County, WI, Crawford County, WI, Grant County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Richland County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI
The radar
The La Crosse radar (KARX), 41 km from the middle of the area, began a volume at 20:20 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 nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.3 hours before the alert went out and 217 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
- 1827 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 99 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
956 WWUS73 KARX 162019 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 319 PM CDT MON MAY 16 2011 ...TEMPERATURES TO APPROACH FREEZING TONIGHT... .ANOTHER COLD MORNING IS ON TAP FOR WESTERN WISCONSIN AS CLEAR SKIES AND LIGHT WINDS HELP TEMPERATURES APPROACH THE FREEZING MARK. SOME FROST SHOULD DEVELOP...MORE LIKELY IN SHELTERED...COLD DRAINAGE AREAS. FROST AND FREEZE DAMAGE TO TENDER AND COLD SENSITIVE PLANTS WILL BE POSSIBLE IF PRECAUTIONS ARE NOT TAKEN. WIZ017-029-032>034-041>044-053>055-061-170430- /O.NEW.KARX.FR.Y.0002.110517T0800Z-110517T1200Z/ TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 319 PM CDT MON MAY 16 2011 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 7 AM CDT TUESDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 3 AM TO 7 AM CDT TUESDAY. * TEMPERATURE...IN THE LOW TO MID 30S. * IMPACTS...FROST COULD DEVELOP OVERNIGHT...MORE LIKELY IN SHELTERED AND COLD DRAINAGE AREAS. FROST OR FREEZE DAMAGE COULD RESULT TO TENDER...COLD SENSITIVE VEGETATION IF PRECAUTIONS ARE NOT TAKEN. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ RIECK WEATHER.GOV/LACROSSE
3 follow-up statements
364 WWUS73 KARX 170207 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 907 PM CDT MON MAY 16 2011 ...FROST EXPECTED TONIGHT AND SOME FREEZING TEMPERATURES POSSIBLE AS WELL... .FROST IS EXPECTED TO FORM OVERNIGHT ACROSS MUCH OF WESTERN WISCONSIN. SKIES ARE EXPECTED TO BE CLEAR AND WITH LIGHT WINDS...TEMPERATURES SHOULD DIP INTO LOWER AND MIDDLE 30S. SOME OF THE SHELTERED AND TYPICALLY COLDER SPOTS COULD EVEN BRIEFLY DIP INTO THE UPPER 20S. FROST AND FREEZE DAMAGE TO TENDER AND COLD SENSITIVE PLANTS WILL BE POSSIBLE IF PRECAUTIONS ARE NOT TAKEN. WIZ017-029-032>034-041>044-053>055-061-171015- /O.CON.KARX.FR.Y.0002.110517T0800Z-110517T1200Z/ TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 907 PM CDT MON MAY 16 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 7 AM CDT TUESDAY... * TEMPERATURE...READINGS SHOULD FALL INTO THE LOWER TO MIDDLE 30S. SOME SHELTERED LOCATIONS COULD EVEN DIP INTO THE UPPER 20S. * IMPACTS...PATCHY FROST IS EXPECTED TO DEVELOP OVERNIGHT... AND SHOULD BE MORE WIDESPREAD IN SHELTERED AND COLD DRAINAGE AREAS. FROST OR FREEZE DAMAGE COULD RESULT TO TENDER...COLD SENSITIVE VEGETATION IF PRECAUTIONS ARE NOT TAKEN. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ 04 WEATHER.GOV/LACROSSE
971 WWUS73 KARX 170826 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 326 AM CDT TUE MAY 17 2011 ...FROST EARLY THIS MORNING ALONG WITH SOME FREEZING TEMPERATURES... .WITH THE CLEAR SKIES AND LIGHT WINDS THIS MORNING...TEMPERATURES HAVE DROPPED OFF INTO THE LOWER 30S IN SOME OF THE COLDER SPOTS...WITH FROST LIKELY TO FORM IN MANY LOCATIONS. SOME OF THE SHELTERED AND TYPICALLY COLDER SPOTS COULD EVEN BRIEFLY DIP INTO THE UPPER 20S. FROST AND FREEZE DAMAGE TO TENDER AND COLD SENSITIVE PLANTS WILL BE POSSIBLE IF PRECAUTIONS ARE NOT TAKEN. WIZ017-029-032>034-041>044-053>055-061-171200- /O.CON.KARX.FR.Y.0002.000000T0000Z-110517T1200Z/ TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 326 AM CDT TUE MAY 17 2011 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... * TEMPERATURE...READINGS WILL FALL INTO THE LOWER TO MIDDLE 30S BY SUNRISE IN MANY LOCATIONS. SOME SHELTERED LOCATIONS COULD EVEN DIP INTO THE UPPER 20S. * IMPACTS...PATCHY FROST IS EXPECTED EARLY THIS MORNING...AND WILL BE MORE WIDESPREAD IN SHELTERED AND COLD DRAINAGE AREAS. FROST OR FREEZE DAMAGE COULD RESULT TO TENDER...COLD SENSITIVE VEGETATION IF PRECAUTIONS ARE NOT TAKEN. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ RABERDING WEATHER.GOV/LACROSSE
043 WWUS73 KARX 171155 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 655 AM CDT TUE MAY 17 2011 ...THE THREAT OF FROST IS ENDING... .TEMPERATURES WILL RAPIDLY WARM AND CLIMB INTO THE 40S BETWEEN 7 AM AND 8 AM. AS A RESULT...THE THREAT OF FROST WILL BE ENDING. WIZ017-029-032>034-041>044-053>055-061-171300- /O.EXP.KARX.FR.Y.0002.000000T0000Z-110517T1200Z/ TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 655 AM CDT TUE MAY 17 2011 ...FROST ADVISORY WILL EXPIRE AT 7 AM CDT THIS MORNING... TEMPERATURES WILL RAPIDLY WARM INTO THE 40S BETWEEN 7 AM AND 8 AM. AS A RESULT...THE THREAT OF FROST IS ENDING. $$ RABERDING WEATHER.GOV/LACROSSE
Nearby
Frost Advisories in Wisconsin, 2011Every frost advisory in 2011
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.