409
FXUS63 KGRB 162026
AFDGRB
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREEN BAY WI
326 PM CDT MON MAR 16 2026
FORECAST DISCUSSION FOR ROUTINE AFTERNOON FORECAST ISSUANCE
KEY MESSAGES
- THE HISTORIC WINTER STORM WILL COME TO AN END THIS EVENING AS
WINDS SNOW SUBSIDE. SLICK CONDITIONS ARE STILL POSSIBLE FOR THE
AFTERNOON/EVENING COMMUTE ACROSS NORTHEAST WI DUE TO BLOWING
SNOW.
- BELOW ZERO WIND CHILLS WILL BE POSSIBLE ON MONDAY, WITH
TEMPERATURES MODERATING BACK TO NEAR NORMAL THROUGHOUT THE WEEK.
- THERE IS A 40-80% CHANCE OF LIGHT SNOW TUESDAY NIGHT INTO
WEDNESDAY. SNOWFALL OF AN INCH OR SO IS POSSIBLE.
- TEMPERATURES RETURNING TO NEAR NORMAL LEVELS WILL LEAD TO
SNOWMELT AND WILL RESULT IN INCREASED FLOWS AND RISING LEVELS.
IT IS POSSIBLE THAT SEVERAL RIVERS MAY REACH BANKFULL OR MINOR
FLOOD STAGE.
DISCUSSION
ISSUED AT 326 PM CDT MON MAR 16 2026
HISTORICAL SNOWSTORM COMING TO AN END THIS AFTERNOON AND EVENING,
BEFORE PROVIDING GREEN BAY WITH THE 2ND BIGGEST SNOWSTORM ON
RECORD AT 26.1 INCHES AS OF 1 PM. TOTALS COULD GO A FEW TENTHS
HIGHER WITH THE EVENING OBSERVATION.
CALLS TO LOCAL SHERIFF DEPARTMENTS INDICATED ROAD CONDITIONS WERE
NOT GREAT DUE TO THE SNOW AND BLOWING SNOW. WITH THIS IN MIND,
WILL EXTEND A WINTER WEATHER ADVISORY FOR THE AFTERNOON AND
EVENING COMMUTE ACROSS NORTHEAST WI. CLOUDS AND WINDS WILL BE ON
THE DECREASE THROUGH THE NIGHT, WITH VERY COLD TEMPERATURES
FOR THE MIDDLE OF MARCH WITH LOWS IN THE SINGLE DIGITS ABOVE AND
BELOW ZERO. WIND CHILL READINGS DOWN TO ZERO TO 15 BELOW SHOULD
BE EXPECTED TUESDAY MORNING.
TRANQUIL CONDITIONS EXPECTED TUESDAY AS THE NEXT CLIPPER SYSTEM
APPROACHES FROM THE WEST. THIS SYSTEM WILL BRING A 40-80% CHANCE
OF LIGHT SNOW TUESDAY NIGHT INTO WEDNESDAY. SNOWFALL TOTALS AROUND
AN INCH OR LESS ARE EXPECTED. OTHERWISE, NO SIGNIFICANT WEATHER
IS EXPECTED THROUGH NEXT WEEKEND. TEMPERATURES WILL REMAIN WELL
BELOW NORMAL ON TUESDAY WITH MORE TYPICAL SPRING LIKE TEMPERATURES
WEDNESDAY INTO THE WEEKEND. SNOW MELT LATER THIS WEEK WILL RESULT
INCREASING FAST FLOWS AND RISING RIVER LEVELS. WILL CONTINUE TO
MONITOR RIVERS TO SEE IF A FEW OF THEM REACH AT LEAST BANKFULL IF
NOT MINOR FLOOD STAGE.
AVIATION
FOR 18Z TAF ISSUANCE
ISSUED AT 1247 PM CDT MON MAR 16 2026
THE HISTORIC STORM WILL COME TO AN END LATER THIS AFTERNOON OR
EVENING. SNOW AND AREAS OF BLOWING AND DRIFTING SNOW WILL CONTINUE
TO DIMINISH THROUGH THE AFTERNOON INTO THE EVENING. CIGS SHOULD
IMPROVE INTO THE VFR CATEGORY ACROSS THE ENTIRE REGION BY LATE
AFTERNOON OR EVENING. VFR CONDITIONS EXPECTED ON TUESDAY BEFORE
THE NEXT CLIPPER SYSTEM BRINGS A CHANCE OF LIGHT SNOW TUESDAY
NIGHT INTO WEDNESDAY.
GRB WATCHES/WARNINGS/ADVISORIES
WINTER WEATHER ADVISORY UNTIL 4 PM CDT THIS AFTERNOON FOR WIZ005-
010-011-018-019-030-035-036.
WINTER WEATHER ADVISORY UNTIL 7 PM CDT THIS EVENING FOR WIZ012-
013-020-021-031-037-045-073-074.
BLIZZARD WARNING UNTIL 11 PM CDT THIS EVENING FOR WIZ022.
WINTER WEATHER ADVISORY UNTIL 9 PM CDT THIS EVENING FOR
WIZ038>040-048>050.
BLIZZARD WARNING UNTIL 4 PM CDT THIS AFTERNOON FOR WIZ040-050.
DISCUSSION.....ECKBERG
AVIATION.......ECKBERG
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