495
FXUS63 KIND 200732
AFDIND
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
332 AM 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 (06Z TAF ISSUANCE)
ISSUED AT 119 AM EDT WED MAY 20 2026
IMPACTS:
- SHOWERS AND A FEW THUNDERSTORMS, PRIMARILY FROM HUF/IND
SOUTHEASTWARD
- CEILINGS LIKELY TO DETERIORATE TO MVFR, WITH IFR AT BMG
DISCUSSION:
A COLD FRONT HAS TEMPORARILY STALLED OVER THE AREA AND IS PRODUCING
ADDITIONAL SHOWERS AND A FEW THUNDERSTORMS ACROSS THE SOUTHEASTERN
HALF OF THE AREA TONIGHT. THIS WILL CONTINUE MUCH OF THE OVERNIGHT
AND ADDITIONAL SHOWERS WILL BE POSSIBLE DURING THE DAY ON WEDNESDAY.
TRAPPED LOW LEVEL MOISTURE ALONG AND NORTH OF THE BOUNDARY AS IT
SLOWLY PUSHES SOUTHWARD WILL CAUSE CEILINGS TO DETERIORATE
OVERNIGHT, FALLING TO MVFR AT LEAST BRIEFLY AT ALL SITES LATER THIS
MORNING. BMG WILL LIKELY DROP INTO IFR AT LEAST BRIEFLY, BUT MVFR
MAY PREDOMINATE AT ALL SITES EXCEPT LAF MUCH OF THE PERIOD.
WINDS WILL GENERALLY BE NORTH/NORTHWESTERLY EARLY, BUT GRADUALLY
BECOME NORTHERLY THEN NORTHEASTERLY WITH TIME.
IND WATCHES/WARNINGS/ADVISORIES
FLOOD WATCH UNTIL 2 PM EDT THIS AFTERNOON FOR INZ052>055-060>064-
067>072.
AVIATION...NIELD
DISCUSSION...NIELD
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