818
FXUS63 KIND 201729
AFDIND
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
129 PM EDT WED MAY 20 2026
KEY MESSAGES
- A FLOOD WATCH REMAINS IN EFFECT UNTIL 2PM TODAY ACROSS SOUTH
CENTRAL INDIANA
- COOLER MID WEEK WITH A BRIEF BREAK FROM RAIN CHANCES, BEFORE
SHOWERS AND STORMS RETURN TO THE FORECAST LATE WEEK INTO THE
HOLIDAY WEEKEND
DISCUSSION (TODAY THROUGH TUESDAY)
ISSUED AT 332 AM EDT WED MAY 20 2026
TODAY -
PRECIP ALONG THE COLD FRONT SLOWED SOUTHWARD PROGRESS THIS EVENING,
BUT THE BOUNDARY WILL CONTINUE TO SLOWLY SAG THROUGH THE REGION
TODAY. UPPER LEVEL WAVES MOVING ALONG THE FRONT WILL PRODUCE
ADDITIONAL SHOWERS AND A FEW THUNDERSTORMS TODAY, PRIMARILY ACROSS
THE SOUTHEASTERN HALF OF THE AREA, AND MAINLY THROUGH MID AFTERNOON
BEFORE RAIN CHANCES RAPIDLY TAPER OFF ACROSS THE AREA.
WILL MAINTAIN THE FLOOD WATCH IN PLACE ACROSS THE SOUTH GIVEN THIS
EXPECTATION AND CONTINUED PLENTIFUL DEEP MOISTURE THROUGH MIDDAY.
RELATIVELY MINIMAL INSTABILITY WILL LIMIT COVERAGE AND INTENSITY OF
THUNDERSTORMS, WITH NO SEVERE WEATHER EXPECTED.
TONIGHT THROUGH TUESDAY -
HIGH PRESSURE WILL PRODUCE COOLER CONDITIONS THROUGH MUCH OF THE
REST OF THE WORK WEEK, WITH RAIN CHANCES RETURNING AS A BROAD UPPER
LEVEL LOW AND ASSOCIATED SHORTWAVE DISTURBANCES PULL A WARMER AND
MOIST AIRMASS BACK INTO THE REGION. MODEL AGREEMENT IS FAIRLY HIGH
ON WHAT MAY END UP BEING A WASHOUT ON FRIDAY, THOUGH DISCREPANCIES
INCREASE QUITE A BIT BEYOND THEN. BLEND POPS HAVE INCREASED IN THE
PAST 24 HOURS FOR THE HOLIDAY WEEKEND, THOUGH THERE IS SIGNIFICANT
UNCERTAINTY IN COVERAGE AT ANY ONE TIME, AND CHANGES ARE LIKELY IN
THE COMING DAYS. NONETHELESS, RAIN CHANCES AND ABOVE NORMAL
TEMPERATURES WILL CHARACTERIZE THE COMING HOLIDAY WEEKEND INTO EARLY
NEXT WEEK.
AVIATION (18Z TAF ISSUANCE)
ISSUED AT 128 PM EDT WED MAY 20 2026
IMPACTS:
- MVFR CEILINGS WITH RAIN AT TIMES, ENDING LATE THIS AFTERNOON. IFR
CONDITIONS AT TIMES AT BMG
- MVFR CEILINGS CONTINUE OVERNIGHT
DISCUSSION:
A COLD FRONT HAS PASSED THROUGH CENTRAL INDIANA WITH ALL TERMINALS
OBSERVING NORTH-NORTHEASTERLY WINDS. WINDS BECOME MORE NORTHEASTERLY
WITH TIME AS SURFACE HIGH PRESSURE BUILDS IN TO OUR NORTH ON
THURSDAY.
RAIN CONTINUES FROM HUF TO IND SOUTHWARD, WITH HEAVY RAIN IN THE
VICINITY OF BMG AS OF THIS WRITING. RAIN IS ANTICIPATED TO DIMINISH
IN INTENSITY BUT CONTINUE TO SOME EXTENT THROUGH THE AFTERNOON.
MVFR CEILINGS PERSIST AT ALL TERMINALS EXCEPT LAF. A FEW BREAKS IN
THE LOW-LEVEL CLOUDS HAVE OCCURRED AT HUF AND IND WITH CEILINGS
BRIEFLY AT 3500 FEET. OVERALL, MVFR CEILINGS WILL BE MORE COMMON
THROUGH TONIGHT. IFR CONDITIONS HAVE OCCURRED AT BMG WITH THE
HEAVIER RAIN, THESE WILL BECOME MVFR AS RAINFALL INTENSITY DECREASES.
VFR CONDITIONS ARE EXPECTED TO RETURN ON THURSDAY.
IND WATCHES/WARNINGS/ADVISORIES
FLOOD WATCH UNTIL 2 PM EDT THIS AFTERNOON FOR INZ052>055-060>064-
067>072.
AVIATION...ECKHOFF
DISCUSSION...NIELD
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