103
FXUS63 KMKX 020526
AFDMKX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1226 AM CDT FRI OCT 2 2026
KEY MESSAGES
- RISES ON AREA CREEKS AND RIVERS ARE POSSIBLE THROUGH TODAY AS
RUNOFF CONTINUES.
- CHILLY OVERNIGHT TEMPS COULD LEAD TO AREAS OF PATCHY FROST
FRIDAY, SUNDAY, AND MONDAY NIGHTS.
SHORT TERM
ISSUED 1226 AM CDT FRI OCT 2 2026
TODAY THROUGH SATURDAY NIGHT:
STRONG HIGH PRESSURE BUILDS INTO UPPER MIDWEST TODAY, BRINGING
BREEZY NORTHWESTERLY WINDS ACROSS SOUTHERN WISCONSIN THIS MORNING
THROUGH THIS AFTERNOON. HIGHS IN THE LOW 60S ARE EXPECTED. AS
HIGH PRESSURE CONTINUES TO BUILD ACROSS SOUTHERN WISCONSIN, EXPECT
WINDS TO BECOME CALM OVERNIGHT WITH LOWS IN THE UPPER 30S TO LOW
40S. A FEW AREAS OF PATCHY FROST MAY DEVELOP UNDER CLEAR SKIES,
ESPECIALLY IN LOW-LYING AREAS. COVER OR BRING SENSITIVE PLANTS
INDOORS.
HIGH PRESSURE CONTINUES TO PROPAGATE EASTWARD INTO SATURDAY AS
LOW PRESSURE SWINGS EASTWARD THROUGH THE CANADIAN PRAIRIES,
LEADING TO BREEZY SOUTH-SOUTHEASTERLY WINDS AND INCREASING CLOUD
COVER BY THE AFTERNOON HOURS. WITH SOUTHEASTERLY WINDS, EXPECT
HIGHS IN THE MID-60S INLAND AND HIGHS IN THE LOW 60S DOWNWIND OF
LAKE MICHIGAN. A COLD FRONT FROM THIS LOW WILL MOVE SOUTHEASTWARD
THROUGH WISCONSIN OVERNIGHT SATURDAY, BRINGING A FEW SHOWERS TO
CENTRAL WISCONSIN AND PERHAPS SOUTHERN WISCONSIN. HOWEVER, DRY AIR
IN THE LOW TO MID LEVELS IN SOUTHERN WISCONSIN WILL LIKELY KEEP
ANY SHOWERS FROM REACHING THE GROUND. EXPECT LOWS IN THE MID TO
UPPER 40S.
MH
LONG TERM
ISSUED 1226 AM CDT FRI OCT 2 2026
SUNDAY THROUGH FRIDAY:
A RETURN TO NORTHWESTERLY WINDS ON SUNDAY AS HIGH PRESSURE SINKS
INTO THE NORTHERN PLAINS. EXPECTING CLEARING SKIES AND HIGHS IN
THE UPPER 60S. HIGH PRESSURE BUILDS INTO THE GREAT LAKES REGION
SUNDAY NIGHT, WITH LOWS IN THE UPPER 30S TO LOW 40S ONCE AGAIN.
WITH CLEAR SKIES AND CALM WINDS, FROST ONCE AGAIN BECOMES
POSSIBLE. HIGH PRESSURE LINGERS THROUGH MONDAY AND MONDAY NIGHT,
WITH LIGHT WINDS, MOSTLY CLEAR SKIES, HIGHS IN THE 60S, AND LOWS
AROUND 40 DEGREES.
WINDS BECOME SOUTHERLY AGAIN INTO TUESDAY AS HIGH PRESSURE
PROPAGATES EASTWARD AND LOW PRESSURE PROPAGATES ACROSS THE
NORTHERN CANADIAN PRAIRIES INTO THE HUDSON BAY. EXPECT HIGHS IN
THE UPPER 60S AND LOWS IN THE UPPER 40S TO AROUND 50 DEGREES. A
WEAK, DRY FRONT WILL PROGRESS SOUTHEASTWARD THROUGH SOUTHERN
WISCONSIN TUESDAY NIGHT INTO WEDNESDAY MORNING, BRINGING LIGHT
WESTERLY WINDS AND HIGHS IN THE 70S INTO WEDNESDAY AS HIGH
PRESSURE BUILDS FROM THE CENTRAL PLAINS EASTWARD INTO SOUTHERN
WISCONSIN.
HIGH PRESSURE LOOKS TO LINGER OVER THE AREA THROUGH THE END OF THE
WEEK, WITH MULTIPLE WEAK SHORTWAVES BRINGING ON AND OFF SHOWER
POTENTIAL AND HIGHS AND LOWS CONSISTENTLY AROUND 70 AND 50
DEGREES, RESPECTIVELY.
MH
AVIATION
ISSUED 1226 AM CDT FRI OCT 2 2026
NORTHWESTERLY WINDS AROUND 12 KT EXPECTED THROUGH THE REMAINDER OF
THE MORNING AND INTO THE AFTERNOON, GRADUALLY DIMINISHING THROUGH
THE AFTERNOON AND EVENING TO BECOME MOSTLY CALM OVERNIGHT. EXPECT
SOUTHERLY WINDS TO INCREASE AGAIN INTO SATURDAY MORNING.
LAST OF MVFR CEILINGS EXIT INTO EARLY THIS MORNING FROM FAR
SOUTHERN WISCONSIN, WITH VFR CEILINGS EXPECTED THROUGH MID-
MORNING. CLOUDS SCATTER OUT INTO THE AFTERNOON HOURS AND CLEAR
INTO THE EVENING. PATCHY GROUND FOG IS POSSIBLE OVERNIGHT IN LOW-
LYING AREAS.
MH
MARINE
ISSUED 1226 AM CDT FRI OCT 2 2026
HIGH PRESSURE AROUND 30.4 INCHES WILL BUILD THROUGH THE UPPER
MIDWEST TODAY, BRINGING GUSTY NORTH-NORTHWESTERLY WINDS THROUGH
THE MORNING, GRADUALLY DIMINISHING THIS AFTERNOON. HAZARDOUS WINDS
AND WAVES ARE POSSIBLE IN NEARSHORE WATERS FROM WIND POINT
SOUTHWARD THROUGH THIS AFTERNOON. HIGH PRESSURE WILL KEEP WINDS
LIGHT AND VARIABLE THROUGH TONIGHT, BEFORE BECOMING SOUTHERLY AS
HIGH PRESSURE EXITS TO THE EAST AND LOW PRESSURE AROUND 29.9
INCHES MOVES EASTWARD THROUGH THE CANADIAN PRAIRIES. WINDS
GRADUALLY BACK TO WESTERLY INTO SUNDAY MORNING AND TO
NORTHWESTERLY AS LOW PRESSURE MOVES INTO THE HUDSON BAY AND A COLD
FRONT MOVES THROUGH THE LAKE. HIGH PRESSURE RETURNS MONDAY INTO
MONDAY NIGHT, WITH LIGHT AND VARIABLE WINDS BEFORE ANOTHER LOW
DEVELOPS OVER THE CANADIAN PRAIRIES AND BRINGS STRONG
SOUTHWESTERLY WINDS ON TUESDAY INTO TUESDAY NIGHT, GRADUALLY
DIMINISHING INTO WEDNESDAY AS THE LOW LIFTS NORTHWARD.
MH
MKX WATCHES/WARNINGS/ADVISORIES
WI...NONE.
LM...SMALL CRAFT ADVISORY...LMZ646...4 AM FRIDAY TO 1 PM FRIDAY.
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