Alert archive / Wisconsin / Frost Advisories in 2007
Frost Advisory 1, NWS Milwaukee, WI
NWS Milwaukee, WI issued this frost advisory at May 17, 2007, 2:58 PM CDT for 20 counties in Wisconsin. It took effect at May 18, 2007, 1:00 AM CDT. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- May 17, 2007, 2:58 PM CDT (19:58 UTC)
- In effect from
- May 18, 2007, 1:00 AM CDT
- Expired
- May 18, 2007, 3:18 AM CDT
- In force
- 2 hr
- Issued by
- NWS Milwaukee, WI
Counties Columbia County, WI, Dane County, WI, Dodge County, WI, Fond du Lac County, WI, Green County, WI, Green Lake County, WI, Iowa County, WI, Jefferson County, WI, Kenosha County, WI, Lafayette County, WI, Marquette County, WI, Milwaukee County, WI, Ozaukee County, WI, Racine County, WI, Rock County, WI, Sauk County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI
The radar
The Milwaukee radar (KMKX), 31 km from the middle of the area, began a volume at 20:02 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, 8.0 hours before the alert went out and 157 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
- 1652 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS73 KMKX 171958 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 258 PM CDT THU MAY 17 2007 ...AREAS OF FROST EXPECTED ACROSS SOUTH-CENTRAL AND SOUTHEASTERN WISCONSIN TONIGHT... .A LARGE AREA OF HIGH PRESSURE WILL DRIFT OVER SOUTHERN WISCONSIN TONIGHT. THE COMBINATION OF CLEAR SKIES...LIGHT WINDS...AND A DRY AIRMASS WILL ALLOW TEMPERATURES TO FALL QUICKLY AFTER SUNSET...WITH READINGS BOTTOMING OUT IN THE LOWER 30S TOWARD DAYBREAK. AREAS OF FROST ARE LIKELY...ALTHOUGH LOCATIONS RIGHT ALONG THE LAKE MICHIGAN SHORELINE WILL REMAIN A BIT WARMER...IN THE UPPER 30S TO NEAR 40 DEGREES. WIZ046-047-051-052-056>060-062>072-180600- /O.NEW.KMKX.FR.Y.0001.070518T0600Z-070518T1200Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BARABOO...PORTAGE...WISCONSIN DELLS...BEAVER DAM... WEST BEND...PORT WASHINGTON...DODGEVILLE...MADISON...JEFFERSON... LAKE MILLS...WAUKESHA...BROOKFIELD...MILWAUKEE...DARLINGTON... MONROE...JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA...RACINE... KENOSHA 258 PM CDT THU MAY 17 2007 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 7 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 1 AM TO 7 AM CDT FRIDAY. THE COMBINATION OF CLEAR SKIES...LIGHT WINDS...AND A DRY AIRMASS WILL ALLOW TEMPERATURES TO FALL NEAR FREEZING BY EARLY FRIDAY MORNING. AREAS OF FROST ARE LIKELY...EXCEPT RIGHT ALONG THE LAKE MICHIGAN SHORELINE. A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE URGED TO PROTECT OR HARVEST TENDER VEGETATION. POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. $$ FOWLE/HENTZ
3 follow-up statements
000 WWUS73 KMKX 172105 NPWMKX URGENT - WEATHER MESSAGE...RESENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 405 PM CDT THU MAY 17 2007 ...AREAS OF FROST EXPECTED ACROSS SOUTH-CENTRAL AND SOUTHEASTERN WISCONSIN TONIGHT... .A LARGE AREA OF HIGH PRESSURE WILL DRIFT OVER SOUTHERN WISCONSIN TONIGHT. THE COMBINATION OF CLEAR SKIES...LIGHT WINDS...AND A DRY AIRMASS WILL ALLOW TEMPERATURES TO FALL QUICKLY AFTER SUNSET...WITH READINGS BOTTOMING OUT IN THE LOWER 30S TOWARD DAYBREAK. AREAS OF FROST ARE LIKELY...ALTHOUGH LOCATIONS RIGHT ALONG THE LAKE MICHIGAN SHORELINE WILL REMAIN A BIT WARMER...IN THE UPPER 30S TO NEAR 40 DEGREES. WIZ046-047-051-052-056>060-062>072-180730- /O.NEW.KMKX.FR.Y.0001.070518T0600Z-070518T1200Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BARABOO...PORTAGE...WISCONSIN DELLS...BEAVER DAM... WEST BEND...PORT WASHINGTON...DODGEVILLE...MADISON...JEFFERSON... LAKE MILLS...WAUKESHA...BROOKFIELD...MILWAUKEE...DARLINGTON... MONROE...JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA...RACINE... KENOSHA 405 PM CDT THU MAY 17 2007 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 7 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 1 AM TO 7 AM CDT FRIDAY. THE COMBINATION OF CLEAR SKIES...LIGHT WINDS...AND A DRY AIRMASS WILL ALLOW TEMPERATURES TO FALL NEAR FREEZING BY EARLY FRIDAY MORNING. AREAS OF FROST ARE LIKELY...EXCEPT RIGHT ALONG THE LAKE MICHIGAN SHORELINE. A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE URGED TO PROTECT OR HARVEST TENDER VEGETATION. POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. $$ FOWLE/HENTZ
000 WWUS73 KMKX 180242 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 942 PM CDT THU MAY 17 2007 ...AREAS OF FROST EXPECTED ACROSS SOUTH CENTRAL AND SOUTHEAST WISCONSIN TONIGHT... .A LARGE AREA OF HIGH PRESSURE HAS SETTLED OVER SOUTHERN WISCONSIN TONIGHT. THE COMBINATION OF CLEAR SKIES...LIGHT WINDS...AND A DRY AIRMASS WILL ALLOW TEMPERATURES TO BOTTOM OUT IN THE LOWER AND MID 30S BY DAYBREAK. AREAS OF FROST ARE LIKELY...ALTHOUGH LOCATIONS RIGHT ALONG THE LAKE MICHIGAN SHORELINE WILL REMAIN A BIT WARMER...IN THE UPPER 30S TO NEAR 40 DEGREES. WIZ046-047-051-052-056>060-062>072-181045- /O.CON.KMKX.FR.Y.0001.070518T0600Z-070518T1200Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BARABOO...PORTAGE...WISCONSIN DELLS...BEAVER DAM... WEST BEND...PORT WASHINGTON...DODGEVILLE...MADISON...JEFFERSON... LAKE MILLS...WAUKESHA...BROOKFIELD...MILWAUKEE...DARLINGTON... MONROE...JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA...RACINE... KENOSHA 942 PM CDT THU MAY 17 2007 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 7 AM CDT FRIDAY... THE COMBINATION OF CLEAR SKIES...LIGHT WINDS...AND A DRY AIRMASS WILL ALLOW TEMPERATURES TO FALL INTO THE LOWER AND MID 30S BY DAYBREAK FRIDAY MORNING. AREAS OF FROST ARE LIKELY...EXCEPT RIGHT ALONG THE LAKE MICHIGAN SHORELINE. A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE URGED TO PROTECT OR HARVEST TENDER VEGETATION. POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. $$ DAVIS
000 WWUS73 KMKX 180818 NPWMKX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 318 AM CDT FRI MAY 18 2007 ...FROST ADVISORY IS CANCELED... .LOW TEMPERATURES ACROSS SOUTH CENTRAL AND SOUTHEAST WISCONSIN ARE HOLDING IN THE UPPER 30S TO LOWER 40S...WITH LIGHT SOUTHERLY WINDS TO DEVELOP EARLY THIS MORNING. TEMPERATURES ARE EXPECTED TO HOLD STEADY OR SLOWLY RISE THROUGH SUNRISE...THEREFORE CONDITIONS WILL NOT SUPPORT WIDESPREAD FROST...THOUGH PATCHY FROST IS STILL POSSIBLE IN LOW-LYING RURAL LOCATIONS. THE FROST ADVISORY IS CANCELED. WIZ046-047-051-052-056>060-062>072-180930- /O.CAN.KMKX.FR.Y.0001.000000T0000Z-070518T1200Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BARABOO...PORTAGE...WISCONSIN DELLS...BEAVER DAM... WEST BEND...PORT WASHINGTON...DODGEVILLE...MADISON...JEFFERSON... LAKE MILLS...WAUKESHA...BROOKFIELD...MILWAUKEE...DARLINGTON... MONROE...JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA...RACINE... KENOSHA 318 AM CDT FRI MAY 18 2007 ...FROST ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS CANCELED THE FROST ADVISORY. LOW TEMPERATURES EARLY THIS MORNING WILL BE TOO WARM FOR WIDESPREAD FROST. PATCHY FROST IS EXPECTED WHERE TEMPERATURES COOL INTO THE MIDDLE 30S...MAINLY IN LOW-LYING RURAL LOCATIONS...WITH PATCHY GROUND FOG REDUCING VISIBILITIES TO UNDER 2 MILES POSSIBLE ELSEWHERE. $$ REM/MG
What forecasters said that day
The local office's own words before this frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before this frost advisory went out at May 17, 3:59 AM CDT, 10 hours 59 minutes earlier.
Area forecast discussion, May 17, 3:59 AM CDT, 10 hours 59 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 359 AM CDT THU MAY 17 2007 .DISCUSSION...FCST FOCUS IS ON OVERALL QUIET WX REGIME INTO AT LEAST EARLY SATURDAY AND THEN PCPN CHCS WITH LATE SAT FROPA AND FRONTAL PLACEMENT IMPACT ON TEMPS FOR SUNDAY. INFLUENCE OF DRY HIGH PRESSURE WILL CARRY US THROUGH THE NEXT COUPLE OF DAYS QUITE NICELY. MID CLOUDS ERODING ACRS ERN WI ON WRN PERIPHERY OF LWR MI UPR LOW SHOULD SET US UP FOR PLENTY OF SUNSHINE TODAY. PROXIMITY OF SFC/UPR RIDGE AXES TNGT AND LINGERING H8 COOL POOL SHOULD ALLOW TEMPS TO DROP TO COOL LEVELS AGAIN. WILL GO AHEAD AND ADD SOME PATCHY FROST WORDING FOR MOST AREAS. DVLPG SW WIND REGIME FOR FRI AND SAT WILL TRANSLATE TO A MODERATION IN TEMPS AS H8 TEMPS/1000-500MB THICKNESSES INCREASE. NEXT FOCUS WILL BE ON CONVECTION ASSOCIATED WITH FRONTAL BOUNDARY COMING INTO PLAY LATER SATURDAY AND SATURDAY NIGHT. NOTING AN INCREASE IN 2D FULL WIND FRONTOGENESIS ASSOC WITH FROPA. INSTAB AXIS DEVELOPS DURG SAT AFTN WITH ML CAPES FROM 200-500 J/KG AND LIS JUST A SHADE UNDER ZERO. GFS SHOWS ONCE AGAIN SUSPICIOUS VORT CENTERS HOWEVER THERE DOES APPEAR TO BE AN OVERALL KINK IN THE FLOW PER H7 PROGS WITH AN ASSOC UVV MAX. SOME UNUSUAL UPR DVRG MAXES GIVEN STGEST JET WELL NORTH AND GENERAL RIDGINESS AT H2-H3. GIVEN THE INCREASE IN FAVORABLE LOWER LEVEL FORCING AND THE AVAILABLE INSTAB...WILL GO WITH CHCY POPS FOR LATER SATURDAY INTO SATURDAY NIGHT. CONSIDERABLE DISCUSSION REGARDING ANTICIPATED FRONTAL POSITIONING FOR SUNDAY. DPROGS SHOW THE GFS IS TAKING FRONT WELL SOUTH OF HERE...IN FACT THE MEX MOS IMPLIES CWA WOULD NOT GET OUT OF THE 50S FOR HIGHS. THE 00Z GEM ALSO STEERING IN THAT DIRECTION...THOUGH THE ECMWF HAS BEEN FAIRLY CONSISTENT IN KEEPING THE FRONT CLOSE BY. HPC IS LEANING IN THIS DIRECTION AND WILL MAINTAIN A WARMER LOOK THAN THE MOS FOR SUNDAY...THOUGH STILL ACCOUNT FOR THE LIKELY LAKE INFLUENCE WITH THE ENE WIND REGIME AND LIKELY EAST TO WEST TEMPERATURE GRADIENT. GFS AND ECMWF CONTINUE TO SHOW SFC BOUNDARY IN VCNTY OF CWA FOR MONDAY. GREATEST H8 FORCING AND 1000-500MB THICKNESS PACKING SUGGESTS BEST FORCING FOR TSTMS WILL BE CONFINED TO NRN CWA OR EVEN POINTS NORTH WITH UPR RDGING NOTED FROM BOTH ECMWF AND GFS. WILL MAINTAIN THE SLGT CHC ACRS THE NE CWA. && 10 .AVIATION...POCKETS OF BKN MVFR CIGS WRAPPING INTO FAR SE WI AROUND DEPARTING MID LVL LOW WILL EXIT TO THE SOUTHEAST BY 12Z...WITH ISOLATED MVR VSBYS IN S CNTRL WI ALSO IMPROVING AFT 12Z. VFR CONDITIONS EXPECTED THRU SATURDAY AS COOL AND DRY HI PRES BUILDS INTO WRN GRT LAKES. && .MKX WATCHES/WARNINGS/ADVISORIES... NONE. &&
Hazardous weather outlook, May 17, 1:30 PM CDT, 1 hour 28 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 130 PM CDT THU MAY 17 2007 WIZ046-047-051-052-056>060-062>072-181015- MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- 130 PM CDT THU MAY 17 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL WISCONSIN...SOUTH CENTRAL WISCONSIN AND SOUTHEAST WISCONSIN. .DAY ONE...THIS AFTERNOON AND TONIGHT PATCHY FROST IS POSSIBLE TONIGHT AWAY FROM LAKE MICHIGAN. ANY PLANTS SENSITIVE TO FROST DAMAGE SHOULD BE PROTECTED. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THERE IS A CHANCE FOR THUNDERSTORMS SATURDAY AFTERNOON INTO SUNDAY...AND AGAIN TUESDAY NIGHT AND WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. LMZ643>646-665-181015- SHEBOYGAN TO PORT WASHINGTON- PORT WASHINGTON TO NORTH POINT LIGHTHOUSE- NORTH POINT LIGHTHOUSE TO WIND POINT- WIND POINT TO WINTHROP HARBOR ILLINOIS- WISCONSIN ADJACENT OPEN WATERS OF LAKE MICHIGAN TO MID LAKE- 130 PM CDT THU MAY 17 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE MICHIGAN. .DAY ONE...THIS AFTERNOON AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THERE IS A CHANCE FOR THUNDERSTORMS SATURDAY AFTERNOON INTO SUNDAY...AND AGAIN TUESDAY NIGHT AND WEDNESDAY. SMALL CRAFT ADVISORY CONDITIONS WILL BE REACHED SATURDAY NIGHT INTO SUNDAY MORNING AS A COLD FRONT SWEEPS DOWN LAKE MICHIGAN WITH A SHARP WIND SHIFT AND RAPID INCREASE IN WIND SPEEDS. FOWLE WWW.WEATHER.GOV/MKX
Nearby
Frost Advisories in Wisconsin, 2007Every frost advisory in 2007
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.