HAMweather.com Area Forecast Discussion for County Warning Area MKX

Thu, 16 Feb 2012 06:35:57 GMT
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1014 PM CST WED FEB 15 2012

.UPDATE...PULLED TRIGGER ON DENSE FOG ADVY FOR EASTERN CWA.
VISIBILITIES TUMBLING IN A NUMBER OF LOCATIONS TO ONE HALF MILE OR
LESS DUE TO LIGHT WINDS AND LOW LEVEL RH. AS WINDS ARE EXPECTED TO
INCREASE FROM THE NORTHWEST IN THE WEST...DENSE FOG WILL BE MORE
PATCHY AND SHORT-LIVED. 

.PREV DISCUSSION... /ISSUED 925 PM CST WED FEB 15 2012/ 

UPDATE...WEAK LIFT FROM ISENTROPIC UPGLIDE AND LOW CONDENSATION
PRESSURE DEFICITS PRODUCING AREAS OF LIGHT RAIN AND DRIZZLE TO THE
NORTH OF THE MAIN FORCING ASSOCD WITH SHORT WAVE PUSHING ACROSS
IL. NWS-MKX RAIN SENSOR HAS TIPPED OVER 0.01 IN PAST HOUR.
ISENTROPIC UPGLIDE BEGINS TO WANE AFTER 06Z FROM WEST TO EAST.
HENCE TRIMMING BACK ON POPS AND CUTTING BACK ON -SN MENTION IN
EAST. -RA WL PROBABLY END MOST LOCATIONS BFR MIXING WITH -SN.
UNTIL WINDS PICK UP FROM THE NORTHWEST AFTER WEAK SFC FRONTAL
PASSAGE WIDESPREAD FOG CAN BE EXPECTED...WITH A FEW LOCATIONS
FLIRTING WITH DENSE FOG VISIBILITIES.

AVIATION/06Z TAFS/...IFR CIGS AND VSBYS WL GIVE WAY TO RAPID
IMPROVEMENT LATER IN THE MORNING AS DRIER AIR SWEEPS ACROSS SRN WI
BEHIND WEAK SHORT WAVE TROF.

.MKX WATCHES/WARNINGS/ADVISORIES...
WI...DENSE FOG ADVISORY UNTIL 4 AM CST THURSDAY FOR WIZ051-052-
     058>060-064>066-069-070.

LM...NONE.