738
FXUS63 KMKX 060536
AFDMKX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1236 AM CDT THU AUG 6 2026
KEY MESSAGES
- AREAS OF FOG ARE POSSIBLE TONIGHT
- WARMER TEMPERATURES & HUMIDITY RETURN LATE WEEK INTO AT LEAST
EARLY NEXT WEEK ALONG WITH SHOWER/STORM CHANCES
SHORT TERM
ISSUED 1236 AM CDT THU AUG 6 2026
TONIGHT THROUGH FRIDAY:
SURFACE HIGH PRESSURE WILL BUILD IN OVERNIGHT, WITH A MIX OF MID
AND LOWER LEVEL CLOUDS LINGERING. IT STILL LOOKS LIKE FOG WILL
BE POSSIBLE LATER TONIGHT INTO EARLY THURSDAY WHERE THERE IS
CLEARING, GIVEN LINGERING LOW LEVEL MOISTURE AND LIGHT WINDS.
NOT OUT OF THE QUESTION FOR A SHOWER OR TWO THURSDAY AFTERNOON
ALONG THE LAKE BREEZE, BUT MOST PLACES WILL LIKELY BE DRY
TOMORROW. SOME LOWER CEILINGS MAY LINGER IN THE SOUTHEAST
THROUGH AT LEAST THE MORNING HOURS, WITH GRADUALLY CLEARING
LIKELY FROM THE NORTHWEST THROUGH THE DAY. THERE SHOULD BE
ENOUGH SUNSHINE FOR HIGH TEMPS AROUND NORMAL.
LIGHT WINDS WILL PERSIST THROUGH THURSDAY NIGHT, WITH MORE FOG
POSSIBLE GIVEN ENOUGH CLEARING. DRY WEATHER WILL CONTINUE AS THE
HIGH GRADUALLY SHIFTS EASTWARD.
SHOWERS AND STORMS WILL BE POSSIBLE LATER FRIDAY INTO FRIDAY
NIGHT AS LOW PRESSURE PASSING BY TO THE NORTH DRAGS A COLD FRONT
THROUGH THE REGION. THE PRECIP MAY ARRIVE LATE ENOUGH TO ONLY
HAVE LIMITED INSTABILITY TO WORK WITH, WITH MODELS SUGGESTING
STORMS MAY BE WEAKENING AS THEY ARRIVE IN THE WEST AROUND MID-
EVENING.
DDV
LONG TERM
ISSUED 1236 AM CDT THU AUG 6 2026
SATURDAY THROUGH WEDNESDAY
ADDITIONAL ROUNDS OF STORMS WILL BE POSSIBLE SATURDAY INTO AT
LEAST EARLY NEXT WEEK AS MOISTURE LINGERS AND A COUPLE MORE
SHORTWAVES MOVE THROUGH. MODELS ARE CURRENTLY FOCUSING ON THE
HIGHER POTENTIAL SATURDAY NIGHT AND AGAIN MONDAY NIGHT. COULD
SEE STORM CHANCES LINGER INTO MID-WEEK IF THE DEEPER MOISTURE
HANGS ON FARTHER NORTH PER THE LATEST ECMWF. TEMPS ARE EXPECTED
TO REMAIN WITH A FEW DEGREES OF NORMAL THROUGH THE EXTENDED
FORECAST PERIOD.
DDV
AVIATION
ISSUED 1236 AM CDT THU AUG 6 2026
SURFACE HIGH PRESSURE WILL BUILD IN OVERNIGHT, WITH A MIX OF
MID AND LOWER LEVEL CLOUDS LINGERING. IT STILL LOOKS LIKE FOG
WILL BE POSSIBLE LATER TONIGHT INTO EARLY THURSDAY WHERE THERE
IS CLEARING, GIVEN LINGERING LOW LEVEL MOISTURE AND LIGHT WINDS.
NOT OUT OF THE QUESTION FOR A SHOWER OR TWO THURSDAY AFTERNOON
ALONG THE LAKE BREEZE, BUT MOST PLACES WILL LIKELY BE DRY
TOMORROW. SOME LOWER CEILINGS MAY LINGER IN THE SOUTHEAST
THROUGH AT LEAST THE MORNING HOURS, WITH A RETURN TO VFR
CONDITIONS LIKELY MOST PLACES BY THE AFTERNOON.
LIGHT WINDS WILL PERSIST THROUGH THURSDAY NIGHT, WITH MORE FOG
POSSIBLE GIVEN ENOUGH CLEARING. DRY WEATHER WILL CONTINUE AS THE
HIGH GRADUALLY SHIFTS EASTWARD.
DDV
MARINE
ISSUED 1236 AM CDT THU AUG 6 2026
LIGHT WINDS ARE EXPECTED TONIGHT INTO FRIDAY MORNING, AS HIGH
PRESSURE OF 30.0 INCHES GRADUALLY MOVES THROUGH THE REGION.
AREAS OF FOG WILL BE POSSIBLE TONIGHT INTO THURSDAY MORNING.
SOUTHERLY WINDS WILL INCREASE BY FRIDAY AFTERNOON AS THE HIGH
DEPARTS TO THE EAST AND LOW PRESSURE OF 29.8 INCHES REACHES LAKE
SUPERIOR FROM THE WEST. SCATTERED SHOWERS AND STORMS ARE
POSSIBLE FRIDAY NIGHT AS THE LOW DRAGS A COLD FRONT ACROSS THE
LAKE. WEST TO NORTHWEST WINDS BEHIND THE FRONT LATER FRIDAY
NIGHT INTO EARLY SATURDAY WILL QUICKLY RETURN TO SOUTHERLY BY
SATURDAY EVENING AHEAD OF THE NEXT APPROACHING LOW PRESSURE
SYSTEM.
DDV
MKX WATCHES/WARNINGS/ADVISORIES
WI...NONE.
LM...NONE.
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