Area Forecast Discussion
Issued by NWS Green Bay, WI

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000
FXUS63 KGRB 140904
AFDGRB

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREEN BAY WI
404 AM CDT MON APR 14 2014

FORECAST DISCUSSION FOR ROUTINE MORNING FORECAST ISSUANCE

.SHORT TERM...TODAY...TONIGHT...AND TUESDAY
ISSUED AT 403 AM CDT MON APR 14 2014

RAIN CHANGING TO SNOW QUICKLY OVER EASTERN WISCONSIN WITH A
SOUTHERN EDGE FEATURE TRACKING OVER THE FOX CITES. IN ADDITION
TRACK OF THE 850 LOW SUPPORTS HIGHER ACCUMULATION FROM CENTRAL
WISCONSIN TO NORTHEAST WISCONSIN. WOULD HAVE NO ISSUE ISSUING A
WARNING FOR A PURE WINTER SITUATION...BUT SNOW FALLING ON A WARM
GROUND AND MIX EARLY PLAYS HAVOC WITH SNOW AMOUNT FORECASTS.

HOWEVER RAIN TO SNOW FAST ENOUGH TO EXPAND ADVISORY INTO THE FOX
CITIES. NOT CONFIDENT OF AMOUNTS BUT ANTICIPATE ROADS WILL BE
SLIPPERY FOR THE COMMUTE.

COLD AND QUIET CONDITIONS AFTER THIS MORNING WITH A RIDGE OF HIGH
PRESSURE DRIFTING OVER THE AREA TONIGHT INTO TUESDAY.

.LONG TERM...TUESDAY NIGHT THROUGH SUNDAY
TO BE ISSUES SHORTLY

&&

.AVIATION...FOR 06Z TAF ISSUANCE
ISSUED AT 1101 PM CDT SUN APR 13 2014

RAIN WAS NOW BEGINNING TO CHANGE TO SNOW ACROSS THE NORTH THIS
EVENING. THE PRECIPITATION WILL CHANGE FROM RAIN TO SNOW OVER THE
REMAINDER OF THE AREA OVERNIGHT...REACHING KGRB/KATW AROUND 09Z
AND KMTW AROUND 11Z. THE SNOW WILL GRADUALLY END BY MID MORNING
ACROSS THE ENTIRE REGION. IFR/MVFR CIGS WILL IMPROVE TO VFR
CONDITIONS MONDAY AFTERNOON.
&&

.MARINE...
ISSUED AT 403 AM CDT MON APR 14 2014

SMALL CRAFT ADVISORY IN EFFECT BUT POTENTIAL FOR SHORT
PERIOD OF GALE FORCE GUSTS POSSIBLE AFTER MIDNIGHT WITH STRONG
NORTH NORTHEAST WINDS AND PRESSURE COUPLET PASSING THROUGH.
LOCALIZED GALE GUSTS ALSO POSSIBLE THROUGH DEATHS DOOR AS WINDS
SHIFT TO NORTHWEST.
&&

.HYDROLOGY...
ISSUED AT 403 AM CDT MON APR 14 2014

EXPIRED THE FLOOD WATCH AND WILL HANDLE HYDRO ISSUES WITH RIVER
STATEMENTS AS NEEDED. WILL ALSO LET THE FLOOD ADVISORY GOING FOR
PARTS OF WINNEBAGO AND CALUMET COUNTIES. THE MANITOWOC RIVER WAS
RISING BUT STILL BELOW FLOOD STAGE AT 3 AM.
&&

.GRB WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY UNTIL 10 AM CDT THIS MORNING FOR
WIZ011>013-019>021-031-037>039-048-049-073-074.

WINTER WEATHER ADVISORY UNTIL 7 AM CDT THIS MORNING FOR WIZ010-
018-030-035-036-045.
&&

$$

SHORT TERM.....TDH
LONG TERM......
AVIATION.......ECKBERG
MARINE.........TDH
HYDROLOGY......TDH







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