586
FXUS61 KILN 291847
AFDILN
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE WILMINGTON OH
247 PM EDT WED APR 29 2026
WHAT HAS CHANGED
ADDED MENTION OF FROST FRIDAY NIGHT AND SATURDAY NIGHT.
KEY MESSAGES
1) A LOW PRESSURE SYSTEM MOVING THROUGH THE UPPER OHIO VALLEY WILL
TRACK OFF TO THE EAST TAKING LIGHT RAIN WITH IT.
2) EXTENDED PERIOD OF COOLER CONDITIONS SETTLES IN OVER THE REGION
THROUGH THE REST OF THE WEEK, CONTINUING INTO THE WEEKEND.
DISCUSSION
KEY MESSAGE 1)
SURFACE LOW PRESSURE OVER THE UPPER OHIO RIVER VALLEY TO CONTINUE
PULLING AWAY FROM THE REGION. RAIN ALONG AND EAST OF THE I-71
CORRIDOR WILL MOVE OUT OF THE REGION BY LATE AFTERNOON. MID LEVEL
SHORTWAVE AND SURFACE TROF WILL SUPPORT THE DEVELOPMENT OF SOME
ADDITIONAL SHOWERS AND PERHAPS A RUMBLE OF THUNDER LATE IN THE DAY
INTO THE EVENING. THIS ACTIVITY WILL BE OBSERVED ACROSS WEST CENTRAL
OHIO INTO CENTRAL OHIO PRIOR TO ENDING LATE THIS EVENING. COOLER
TEMPERATURES WILL BE OBSERVED OVERNIGHT WITH LOWS BETWEEN 40 AND 45.
KEY MESSAGE 2)
A SECONDARY COLD FRONT MOVES THRU THE AREA FRIDAY AS MID LEVEL ENERGY
DIGS SOUTHEAST AMPLIFYING THE LONG WAVE TROF. THIS SYSTEM WILL OFFER
A CHANCE FOR SHOWERS FOLLOWED BY COLDER TEMPERATURES. THE COOLEST
TEMPERATURES ARE FORECAST ON FRIDAY NIGHT AND SATURDAY NIGHT, WHEN
FROST LOOKS POSSIBLE. HIGH TEMPERATURES ON FRIDAY ARE EXPECTED TO BE
BETWEEN 55 AND 60 AND IN THEN IN THE LOWER AND MIDDLE 50S SATURDAY.
LOW TEMPERATURES ON BOTH FRIDAY NIGHT AND SATURDAY NIGHT LOOK TO
RANGE FROM THE LOWER 30S TO THE UPPER 30S.
FOLLOWING THE SURFACE HIGH PRESSURE THIS WEEKEND, THE NEXT CHANCE
FOR RAIN IS ON MONDAY.
AVIATION /18Z WEDNESDAY THROUGH MONDAY/
SURFACE LOW PRESSURE OVER THE UPPER OHIO RIVER VALLEY TO CONTINUE
PULLING AWAY FROM THE REGION. RAIN ALONG AND EAST OF THE I-71
CORRIDOR WILL MOVE OUT OF THE REGION BY LATE AFTERNOON. A MID LEVEL
SHORTWAVE AND SURFACE TROF WILL SUPPORT THE DEVELOPMENT OF SOME
ADDITIONAL SHOWERS AND PERHAPS A RUMBLE OF THUNDER LATE IN THE DAY
INTO THE EVENING. THIS ACTIVITY WILL BE OBSERVED ACROSS WEST CENTRAL
OHIO INTO CENTRAL OHIO PRIOR TO ENDING LATE THIS EVENING. DUE TO
LIMITED COVERAGE HAVE NOT MENTIONED THIS ADDITIONAL PCPN IN THE
TAF/S AT THIS TIME.
MVFR CEILINGS WILL BUMP UP TO VFR LATE IN THE DAY INTO THIS EVENING
AS CLOUDS SCATTER OUT. CLOUDS MOVE BACK INTO THE AREA WITH CEILINGS
DROPPING BACK TO MVFR LATE TONIGHT. THE MVFR CEILINGS WILL SLOWLY
RISE IMPROVING TO VFR THURSDAY AFTERNOON.
OUTLOOK...SIGNIFICANT WEATHER IS NOT EXPECTED.
ILN WATCHES/WARNINGS/ADVISORIES
OH...NONE.
KY...NONE.
IN...NONE.
DISCUSSION...AR
AVIATION...AR
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