Alert archive / Wisconsin / Red Flag Warnings in 2012
Red Flag Warning 1, NWS Milwaukee, WI
NWS Milwaukee, WI issued this red flag warning at Apr 8, 2012, 3:54 AM CDT for 20 counties in Wisconsin. It took effect at Apr 8, 2012, 1:00 PM CDT. It was in force for 7 hr. 5 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 8, 2012, 3:54 AM CDT (08:54 UTC)
- In effect from
- Apr 8, 2012, 1:00 PM CDT
- Expired
- Apr 8, 2012, 8:00 PM CDT
- In force
- 7 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 08:52 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 8, 3:04 PM CDT | NON-TSTM WND GST 44 | Westfield, WI | MEASURED AT MARQUETTE COUNTY DOT. |
| Apr 8, 5:05 PM CDT | NON-TSTM WND GST 45 | Westfield, WI | 10 INCH DIAMETER DEAD TREE BLOWN OVER. WIND SPEED ESTIMATED. |
| Apr 8, 5:15 PM CDT | NON-TSTM WND GST 47 | West Bend Airport, WI | |
| Apr 8, 5:28 PM CDT | NON-TSTM WND GST 47 | Horicon, WI | RAWS OBSERVATION |
| Apr 8, 5:30 PM CDT | NON-TSTM WND GST 55 | Jackson, WI | WIND GUST AT KETTLE MORAINE LUTHERAN HIGH SCHOOL. ALSO WIND GUSTS TO 43 MPH AT GRAFTON HIGH SCHOOL. RELAYED BY FOX6. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 8.9 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
- 1808 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 225 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
103 WWUS83 KMKX 080854 RFWMKX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 354 AM CDT SUN APR 8 2012 ...VERY DRY AIR MASS WITH BREEZY CONDITIONS EXPECTED TODAY... .VERY DRY AND BREEZY CONDITIONS ARE EXPECTED TODAY. BREEZY WEST WINDS ARE EXPECTED TO DEVELOP THIS MORNING AS DEEP ATMOSPHERIC MIXING ALLOWS GUSTY WINDS TO REACH DOWN TO THE SURFACE FROM THE MORE ELEVATED LEVELS UP IN THE ATMOSPHERE. THE COMBINATION OF THE DRY AIR MASS AND GUSTY WINDS WILL LEAD TO CRITICAL FIRE WEATHER CONDITIONS BEING MET. THOUGH TEMPERATURES WILL BE BELOW TYPICAL CRITICAL THRESHOLDS...SOME FUELS WILL BE PARTICULARLY SUSCEPTIBLE TO RAPID FIRE GROWTH POTENTIAL. WIZ046-047-051-052-056>060-062>072-081700- /O.UPG.KMKX.FW.A.0001.120408T1800Z-120409T0100Z/ /O.NEW.KMKX.FW.W.0001.120408T1800Z-120409T0100Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- 354 AM CDT SUN APR 8 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR VERY LOW RELATIVE HUMIDITY AND STRONG...GUSTY WEST WINDS FOR ALL OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A RED FLAG WARNING FOR VERY LOW RELATIVE HUMIDITY AND STRONG...GUSTY WEST WINDS...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREAS...MARQUETTE...GREEN LAKE...FOND DU LAC...SHEBOYGAN...SAUK...COLUMBIA...DODGE...WASHINGTON... OZAUKEE...IOWA...DANE...JEFFERSON...WAUKESHA...MILWAUKEE... LAFAYETTE...GREEN...ROCK...WALWORTH...RACINE AND KENOSHA. * WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * TIMING...LATE MORNING UNTIL EARLY EVENING. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * TEMPERATURES...IN THE UPPER 50S. * IMPACTS...THE COMBINATION OF THE DRY AIR AND GUSTY WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS. DRIER FUELS WILL BE PARTICULARLY SUSCEPTIBLE TO RAPID FIRE GROWTH POTENTIAL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS AND VERY LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
2 follow-up statements
852 WWUS83 KMKX 081438 RFWMKX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 938 AM CDT SUN APR 8 2012 ...VERY DRY AIR MASS WITH BREEZY CONDITIONS EXPECTED TODAY... .VERY DRY AND BREEZY CONDITIONS ARE EXPECTED TODAY. BREEZY WEST WINDS ARE EXPECTED TO DEVELOP BY LATE MORNING AS DEEP ATMOSPHERIC MIXING ALLOWS GUSTY WINDS TO REACH DOWN TO THE SURFACE FROM THE MORE ELEVATED LEVELS UP IN THE ATMOSPHERE. THE COMBINATION OF THE DRY AIR MASS AND GUSTY WINDS WILL LEAD TO CRITICAL FIRE WEATHER CONDITIONS BEING MET. THOUGH TEMPERATURES WILL BE BELOW TYPICAL CRITICAL THRESHOLDS...SOME FUELS WILL BE PARTICULARLY SUSCEPTIBLE TO RAPID FIRE GROWTH POTENTIAL. WIZ046-047-051-052-056>060-062>072-082245- /O.CON.KMKX.FW.W.0001.120408T1800Z-120409T0100Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- 938 AM CDT SUN APR 8 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR VERY LOW RELATIVE HUMIDITY AND STRONG... GUSTY WEST WINDS FOR ALL OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN... * AFFECTED AREAS...MARQUETTE...GREEN LAKE...FOND DU LAC... SHEBOYGAN...SAUK...COLUMBIA...DODGE...WASHINGTON... OZAUKEE... IOWA...DANE...JEFFERSON...WAUKESHA...MILWAUKEE... LAFAYETTE... GREEN...ROCK...WALWORTH...RACINE AND KENOSHA. * WINDS...WEST 15 TO 20 MPH WITH GUSTS OF 25 TO 35 MPH. * TIMING...EARLY AFTERNOON UNTIL EARLY EVENING. * RELATIVE HUMIDITY...MINIMUM VALUES GENERALLY FROM 20 TO 25 PERCENT. * TEMPERATURES...AFTERNOON HIGHS IN THE UPPER 50S AND LOW 60S. * IMPACTS...THE COMBINATION OF THE DRY AIR AND GUSTY WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS. DRIER FUELS WILL BE PARTICULARLY SUSCEPTIBLE TO RAPID FIRE GROWTH POTENTIAL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS AND VERY LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ DDV
336 WWUS83 KMKX 082009 RFWMKX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 309 PM CDT SUN APR 8 2012 ...VERY DRY AIR MASS WITH BREEZY CONDITIONS EXPECTED INTO EARLY EVENING... .BREEZY WEST WINDS AND VERY DRY AIR WILL LEAD TO CONTINUED CRITICAL FIRE WEATHER CONDITIONS INTO EARLY EVENING. IT WILL BE VERY DRY AND BREEZY AGAIN MONDAY...BUT TEMPERATURES WILL BE COOLER AND RH VALUES JUST A TOUCH HIGHER...SO A FIRE WEATHER WATCH IS NOT BEING ISSUED. WITH FUELS AND WINDS SIMILAR TO TODAY...NEAR CRITICAL FIRE WEATHER CONDITIONS MAY STILL BE POSSIBLE IF RH VALUES END UP LOWER THAN CURRENTLY EXPECTED. WIZ046-047-051-052-056>060-062>072-090100- /O.CON.KMKX.FW.W.0001.000000T0000Z-120409T0100Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- 309 PM CDT SUN APR 8 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR VERY LOW RELATIVE HUMIDITY AND STRONG...GUSTY WEST WINDS FOR ALL OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN... * AFFECTED AREAS...MARQUETTE...GREEN LAKE...FOND DU LAC... SHEBOYGAN...SAUK...COLUMBIA...DODGE...WASHINGTON... OZAUKEE... IOWA...DANE...JEFFERSON...WAUKESHA...MILWAUKEE... LAFAYETTE... GREEN...ROCK...WALWORTH...RACINE AND KENOSHA. * WINDS...WEST 15 TO 20 MPH WITH GUSTS OF 25 TO 35 MPH. * TIMING...INTO EARLY EVENING. * RELATIVE HUMIDITY...MINIMUM VALUES GENERALLY FROM 20 TO 25 PERCENT. * TEMPERATURES...IN THE UPPER 50S AND LOW 60S. * IMPACTS...THE COMBINATION OF THE DRY AIR AND GUSTY WINDS WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS. THOUGH TEMPERATURES ARE BELOW TYPICAL CRITICAL THRESHOLDS...SOME FUELS WILL BE PARTICULARLY SUSCEPTIBLE TO RAPID FIRE GROWTH POTENTIAL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS AND VERY LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ DDV
Nearby
Red Flag Warnings in Wisconsin, 2012Every red flag 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.