Alert archive / Wisconsin / Freeze Warnings in 2012
Freeze Warning 2, NWS Milwaukee, WI
NWS Milwaukee, WI issued this freeze warning at Apr 9, 2012, 3:34 AM CDT for 12 counties in Wisconsin. It took effect at Apr 10, 2012, 1:00 AM CDT. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 9, 2012, 3:34 AM CDT (08:34 UTC)
- In effect from
- Apr 10, 2012, 1:00 AM CDT
- Expired
- Apr 10, 2012, 9:00 AM CDT
- In force
- 8 hr
- Issued by
- NWS Milwaukee, WI
Counties Columbia County, WI, Dane County, WI, Dodge County, WI, Green County, WI, Green Lake County, WI, Iowa County, WI, Jefferson County, WI, Lafayette County, WI, Marquette County, WI, Rock County, WI, Sauk County, WI, Walworth County, WI
The radar
The Milwaukee radar (KMKX), 67 km from the middle of the area, began a volume at 08:36 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 00:00Z, 8.6 hours before the alert went out and 179 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
- 27 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 2602 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
765 WWUS73 KMKX 090834 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 334 AM CDT MON APR 9 2012 ...HARD FREEZE EXPECTED OVER MUCH OF SOUTH CENTRAL WISCONSIN LATE TONIGHT... .COLDER AIR FLOWING IN ON NORTHWEST WINDS WILL SETTLE OVER SOUTHERN WISCONSIN LATER TODAY AND TONIGHT. THOSE WINDS WILL DIMINISH TONIGHT...ALLOWING TEMPERATURES TO DROP SEVERAL DEGREES BELOW FREEZING TO THE WEST OF A GREEN LAKE TO BRODHEAD LINE LATE TONIGHT RESULTING IN A HARD FREEZE. THE SUB-FREEZING TEMPERATURES WILL THREATEN ANY FLOWERING PLANTS AND TREES THAT DEVELOPED DURING THE RECORD WARMTH WE EXPERIENCED IN MARCH. WIZ056-062-067-068-091645- /O.UPG.KMKX.FZ.A.0002.120410T0600Z-120410T1400Z/ /O.NEW.KMKX.FZ.W.0002.120410T0600Z-120410T1400Z/ SAUK-IOWA-LAFAYETTE-GREEN- INCLUDING THE CITIES OF...BARABOO...DODGEVILLE...DARLINGTON... MONROE 334 AM CDT MON APR 9 2012 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * TIMING...TEMPERATURES WILL FALL TO BELOW FREEZING AFTER MIDNIGHT TONIGHT...LASTING THROUGH EARLY MORNING TUESDAY. * TEMPERATURE...WILL FALL TO BETWEEN 27 AND 29 DEGREES. * IMPACTS...SENSITIVE VEGETATION WILL BE SEVERELY IMPACTED BY THE SUB-FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ WIZ046-047-057-063-091645- /O.NEW.KMKX.FZ.W.0002.120410T0600Z-120410T1400Z/ MARQUETTE-GREEN LAKE-COLUMBIA-DANE- INCLUDING THE CITIES OF...MONTELLO...BERLIN...PORTAGE... WISCONSIN DELLS...MADISON 334 AM CDT MON APR 9 2012 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY. * TIMING...TEMPERATURES WILL FALL TO BELOW FREEZING AFTER MIDNIGHT TONIGHT...LASTING THROUGH EARLY MORNING TUESDAY. * TEMPERATURE...WILL FALL TO BETWEEN 27 AND 29 DEGREES. * IMPACTS...SENSITIVE VEGETATION WILL BE SEVERELY IMPACTED BY THE SUB-FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
5 follow-up statements
140 WWUS73 KMKX 091424 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 924 AM CDT MON APR 9 2012 ...HARD FREEZE EXPECTED OVER MUCH OF SOUTH CENTRAL WISCONSIN LATE TONIGHT... .COLDER AIR FLOWING IN ON NORTHWEST WINDS WILL SETTLE OVER SOUTHERN WISCONSIN LATER TODAY AND TONIGHT. THOSE WINDS WILL DIMINISH TONIGHT...ALLOWING TEMPERATURES TO DROP SEVERAL DEGREES BELOW FREEZING TO THE WEST OF A GREEN LAKE TO BRODHEAD LINE LATE TONIGHT RESULTING IN A HARD FREEZE. THE SUB-FREEZING TEMPERATURES WILL THREATEN ANY FLOWERING PLANTS AND TREES THAT DEVELOPED DURING THE RECORD WARMTH WE EXPERIENCED IN MARCH. WIZ046-047-056-057-062-063-067-068-092230- /O.CON.KMKX.FZ.W.0002.120410T0600Z-120410T1400Z/ MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-IOWA-DANE-LAFAYETTE-GREEN- INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE... WISCONSIN DELLS...DODGEVILLE...MADISON...DARLINGTON...MONROE 924 AM CDT MON APR 9 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY... A FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY. * TIMING...TEMPERATURES WILL FALL TO BELOW FREEZING AFTER MIDNIGHT TONIGHT...LASTING THROUGH EARLY MORNING TUESDAY. * TEMPERATURE...WILL FALL TO BETWEEN 27 AND 29 DEGREES. * IMPACTS...SENSITIVE VEGETATION WILL BE SEVERELY IMPACTED BY THE SUB-FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ DDV
409 WWUS73 KMKX 092022 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 322 PM CDT MON APR 9 2012 ...HARD FREEZE EXPECTED OVER PARTS OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN LATE TONIGHT... .COLDER AIR FLOWING IN ON NORTHWEST WINDS WILL SETTLE OVER SOUTHERN WISCONSIN LATER TODAY AND TONIGHT. THOSE WINDS WILL DIMINISH TONIGHT...ALLOWING TEMPERATURES TO DROP A FEW DEGREES BELOW FREEZING TO THE WEST OF A BERLIN TO BURLINGTON LINE LATE TONIGHT RESULTING IN A HARD FREEZE. THE SUB-FREEZING TEMPERATURES WILL THREATEN ANY FLOWERING PLANTS AND TREES THAT DEVELOPED DURING THE RECORD WARMTH WE EXPERIENCED IN MARCH. WIZ058-064-069-070-100430- /O.EXA.KMKX.FZ.W.0002.120410T0600Z-120410T1400Z/ DODGE-JEFFERSON-ROCK-WALWORTH- INCLUDING THE CITIES OF...BEAVER DAM...JEFFERSON...LAKE MILLS... JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA 322 PM CDT MON APR 9 2012 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY. * TIMING...TEMPERATURES WILL FALL TO BELOW FREEZING AFTER MIDNIGHT TONIGHT...LASTING THROUGH EARLY MORNING TUESDAY. * TEMPERATURE...WILL FALL TO BETWEEN 27 AND 29 DEGREES. * IMPACTS...SENSITIVE VEGETATION WILL BE SEVERELY IMPACTED BY THE SUB-FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ WIZ046-047-056-057-062-063-067-068-100430- /O.CON.KMKX.FZ.W.0002.120410T0600Z-120410T1400Z/ MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-IOWA-DANE-LAFAYETTE-GREEN- INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE... WISCONSIN DELLS...DODGEVILLE...MADISON...DARLINGTON...MONROE 322 PM CDT MON APR 9 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY... A FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY. * TIMING...TEMPERATURES WILL FALL TO BELOW FREEZING AFTER MIDNIGHT TONIGHT...LASTING THROUGH EARLY MORNING TUESDAY. * TEMPERATURE...WILL FALL TO BETWEEN 26 AND 29 DEGREES. * IMPACTS...SENSITIVE VEGETATION WILL BE SEVERELY IMPACTED BY THE SUB-FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ DDV
219 WWUS73 KMKX 100210 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 910 PM CDT MON APR 9 2012 ...HARD FREEZE EXPECTED OVER PARTS OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN LATE TONIGHT... .A POLAR AIRMASS FLOWING IN ON NORTHWEST WINDS WILL SETTLE OVER SOUTHERN WISCONSIN TONIGHT. TEMPERATURES WILL DROP A FEW DEGREES BELOW FREEZING TO THE WEST OF A BERLIN TO BURLINGTON LINE LATE TONIGHT RESULTING IN A HARD FREEZE. THE SUB-FREEZING TEMPERATURES WILL THREATEN ANY FLOWERING PLANTS AND TREES THAT DEVELOPED DURING THE RECORD WARMTH WE EXPERIENCED IN MARCH. WIZ046-047-056>058-062>064-067>070-101015- /O.CON.KMKX.FZ.W.0002.120410T0600Z-120410T1400Z/ MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-DODGE-IOWA-DANE-JEFFERSON- LAFAYETTE-GREEN-ROCK-WALWORTH- INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE... WISCONSIN DELLS...BEAVER DAM...DODGEVILLE...MADISON...JEFFERSON... LAKE MILLS...DARLINGTON...MONROE...JANESVILLE...BELOIT... ELKHORN...LAKE GENEVA 910 PM CDT MON APR 9 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY... A FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT TUESDAY. * TIMING...TEMPERATURES WILL FALL TO BELOW FREEZING AFTER MIDNIGHT TONIGHT...LASTING THROUGH EARLY MORNING TUESDAY. * TEMPERATURE...WILL FALL TO BETWEEN 26 AND 29 DEGREES. * IMPACTS...SENSITIVE VEGETATION WILL BE SEVERELY IMPACTED BY THE SUB-FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ GEHRING
433 WWUS73 KMKX 100835 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 335 AM CDT TUE APR 10 2012 ...BELOW FREEZING TEMPERATURES EARLY THIS MORNING OVER MOST OF SOUTH CENTRAL WISCONSIN... .COLD AIR SETTLING OVER THE AREA WILL ALLOW TEMPERATURES TO FALL INTO THE UPPER 20S TO AROUND 30 OVER MOST OF SOUTH CENTRAL WISCONSIN EARLY THIS MORNING. HENCE A FREEZE WARNING REMAINS IN EFFECT ALONG AND WEST OF A LINE FROM BERLIN TO COLUMBUS TO ELKHORN AND LAKE GENEVA. THIS AREA INCLUDES MADISON...REEDSBURG...JANESVILLE AND DODGEVILLE. MORE CLOUDS AND NORTHWEST WINDS WILL KEEP TEMPERATURES A LITTLE WARMER FARTHER EAST. THE FREEZE WARNING HAS BEEN CANCELLED FOR DODGE AND JEFFERSON COUNTIES AS A HARD FREEZE IS NOT ANTICIPATED IN THESE AREAS. THE SUB-FREEZING TEMPERATURES WILL THREATEN ANY FLOWERING PLANTS AND TREES THAT DEVELOPED DURING THE RECORD WARMTH WE EXPERIENCED IN MARCH. WIZ058-064-100945- /O.CAN.KMKX.FZ.W.0002.000000T0000Z-120410T1400Z/ DODGE-JEFFERSON- INCLUDING THE CITIES OF...BEAVER DAM...JEFFERSON...LAKE MILLS 335 AM CDT TUE APR 10 2012 ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS CANCELLED THE FREEZE WARNING. PARTLY CLOUDY SKIES AND BREEZY NORTHWEST WINDS WILL PREVENT A HARD FREEZE IN THESE AREAS. $$ WIZ046-047-056-057-062-063-067>070-101400- /O.CON.KMKX.FZ.W.0002.000000T0000Z-120410T1400Z/ MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-IOWA-DANE-LAFAYETTE-GREEN-ROCK- WALWORTH- INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE... WISCONSIN DELLS...DODGEVILLE...MADISON...DARLINGTON...MONROE... JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA 335 AM CDT TUE APR 10 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING. * TIMING...TEMPERATURES WILL FALL TO BELOW FREEZING EARLY THIS MORNING. * TEMPERATURE...WILL FALL TO BETWEEN 27 AND 30 DEGREES. * IMPACTS...SENSITIVE VEGETATION WILL BE SEVERELY IMPACTED BY THE SUB-FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ MBK
263 WWUS73 KMKX 101406 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 906 AM CDT TUE APR 10 2012 ...TEMPERATURES BEGINNING TO RISE... .TEMPERATURES WILL BEGIN TO RISE WITH DAYTIME HEATING...THUS THE FREEZE WARNING HAS BEEN ALLOWED TO EXPIRE. WIZ046-047-056-057-062-063-067>070-101515- /O.EXP.KMKX.FZ.W.0002.000000T0000Z-120410T1400Z/ MARQUETTE-GREEN LAKE-SAUK-COLUMBIA-IOWA-DANE-LAFAYETTE-GREEN-ROCK- WALWORTH- INCLUDING THE CITIES OF...MONTELLO...BERLIN...BARABOO...PORTAGE... WISCONSIN DELLS...DODGEVILLE...MADISON...DARLINGTON...MONROE... JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA 906 AM CDT TUE APR 10 2012 ...FREEZE WARNING HAS EXPIRED... THE FREEZE WARNING IS NO LONGER IN EFFECT. TEMPERATURES WILL BEGIN TO RISE WITH DAYTIME HEATING...THUS THE FREEZE WARNING HAS BEEN ALLOWED TO EXPIRE. $$ WOOD
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 8:16 PM CDT | Small Craft Advisory | MKX | 49 hr | |
| Apr 8, 9:05 PM CDT | Freeze Watch | MKX | Green, Iowa, Lafayette, Sauk | 6 hr |
Nearby
Freeze Warnings in Wisconsin, 2012Every freeze warning 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.