343
FXUS63 KMKX 190529
AFDMKX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1229 AM CDT MON OCT 19 2026
KEY MESSAGES
- SOUTHWEST GALES ARE FORECAST THIS AFTERNOON THROUGH TONIGHT
OVER THE NORTHERN HALF OF LAKE MICHIGAN A GALE WARNING IS IN
EFFECT AND A SMALL CRAFT ADVISORY IS IN EFFECT NORTH OF PORT
WASHINGTON INTO TONIGHT.
- DRY WITH A GRADUAL WARMING TREND THROUGH NEXT WEEKEND.
SHORT TERM
ISSUED 1200 AM CDT SUN OCT 18 2026
TODAY THROUGH TUESDAY NIGHT:
HIGH PRESSURE WILL REMAIN IN PLACE OVER THE EASTERN HALF OF THE
US TODAY AND TUESDAY PROMOTING FAIR WEATHER. EXPECT A MIX OF SUN
AND CLOUDS BOTH DAYS WITH HIGHS IN THE MID TO UPPER 60S. SOME
FOG MAY OCCUR MONDAY NIGHT OVER EAST CENTRAL WI AS LIGHT EAST
WINDS MAY ADVECT ENOUGH LAKE MOISTURE INLAND TO CAUSE SOME LOW
LEVEL SATURATION BENEATH THE SUBSIDENCE INVERSION.
CMILLER
LONG TERM
ISSUED 1221 AM CDT SUN OCT 18 2026
WEDNESDAY THROUGH SUNDAY:
A VERY QUIET EXTENDED PERIOD IS IN STORE AS HIGH PRESSURE WILL
REMAIN IN PLACE OVER THE EASTERN HALF OF THE US AND AN UPPER
LEVEL RIDGE BUILDS OVER THE GREAT PLAINS. A WARMING TREND WILL
RESULT IN HIGH TEMPERATURES IN THE UPPER 60S TO NEAR 70
WEDNESDAY THROUGH SUNDAY AND MOSTLY DRY WEATHER, SAVE FOR 10 TO
15% CHANCES FOR RAIN ALONG A COLD FRONT OVER CENTRAL WI ON
SUNDAY.
CMILLER
AVIATION
ISSUED 1213 AM CDT SUN OCT 18 2026
VFR CONDITIONS ARE EXPECTED THROUGH MUCH OF THE TAF PERIODS AMID
LIGHT SOUTHWEST TO LIGHT AND VARIABLE WINDS. SOME PATCHY FOG MAY
OCCUR OVER EAST CENTRAL WI TOMORROW NIGHT BENEATH THE SUBSIDENCE
FROM HIGH PRESSURE AND LIGHT WINDS.
CMILLER
MARINE
ISSUED 1206 AM CDT SUN OCT 18 2026
TRONG LOW PRESSURE AROUND 29.0 INCHES WILL CONTINUE TO MOVE OVER
HUDSON BAY TONIGHT WHILE HIGH PRESSURE AROUND 30.6 REMAINS IN
PLACE OVER THE NORTHEASTERN US AND OHIO RIVER VALLEY. SOUTHWEST
GALES ARE EXPECTED ACROSS THE NORTHERN HALF OF LAKE MICHIGAN UNTIL
JUST AFTER MIDNIGHT CDT. A GALE WARNING IS IN EFFECT DURING THIS
PERIOD. THE SOUTHWEST GALES WILL DIMINISH TONIGHT AHEAD OF AN
APPROACHING HIGH PRESSURE AROUND 30.5 INCHES FROM THE NORTHERN
GREAT PLAINS. LIGHT AND VARIABLE WINDS WILL DEVELOP ACROSS LAKE
MICHIGAN MONDAY NIGHT THROUGH TUESDAY AFTERNOON.
CMILLER
MKX WATCHES/WARNINGS/ADVISORIES
WI...NONE.
LM...GALE WARNING...LMZ261-LMZ362-LMZ364-LMZ563 UNTIL 1 AM MONDAY.
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