816
FXUS63 KIWX 231842
AFDIWX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORTHERN INDIANA
242 PM EDT THU APR 23 2026
KEY MESSAGES
- SHOWERS AND SCATTERED AND THUNDERSTORMS ARE EXPECTED LATE OVERNIGHT
AND INTO FRIDAY. MARGINALLY SEVERE STORMS ARE POSSIBLE FRIDAY.
- UNSEASONABLY MILD TODAY AND FRIDAY WITH HIGHS IN THE 70S TO
AROUND 80 DEGREES.
- DRY THIS WEEKEND. THE REMAINING FLOODED FIELDS WILL HAVE A
RELATIVELY BRIEF CHANCE TO DRY OUT.
DISCUSSION
ISSUED AT 241 PM EDT THU APR 23 2026
THE STAGE WILL BE GETTING SET FOR AN ACTIVE WEATHER DAY FRIDAY AS
STRONG IMPULSES APPROACH AN ENVIRONMENT THAT WILL BE BECOMING
INCREASING MORE UNSTABLE WITH MODEST DEEP-LAYER SHEAR. IN
ADDITION TO THE INSTABILITY, PRECIPITABLE WATER VALUES WILL BE
TOPPING OUT BETWEEN 1.25 TO 1.50 INCHES. A NARROW ATMOSPHERIC
RIVER WILL TRANSLATE OVER THE AREA FRIDAY AFTERNOON, ADDING TO
THE POTENTIAL FOR LOCALLY HEAVY RAINFALL IN ADDITION TO THE
DAMAGING WIND THREAT.
THE POTENTIAL FOR HEAVY RAIN WILL CONTINUE EARLY NEXT WEEK AS
A STRONG IMPULSE REACHES THE AREA. WPC INDICATED RAINFALL AMOUNTS
AROUND 1.00 INCH ACROSS THE ENTIRE FORECAST AREA MONDAY INTO
MONDAY NIGHT. THESE RAINFALL AMOUNTS WILL ADD TO THE POTENTIAL
FOR RENEWED RIVER FLOODING. AT THE PRESENT TIME, 6 OF THE AREA
RIVERS WERE IN "ACTION" STAGE AND 3 OF THE AREA RIVERS WERE IN
"FLOOD" STAGE.
AVIATION /18Z TAFS THROUGH 18Z FRIDAY/
ISSUED AT 130 PM EDT THU APR 23 2026
QUIET AND DRY WEATHER IS EXPECTED TO PERSIST THROUGH THE
OVERNIGHT HOURS. BREEZY SOUTHWEST WINDS ARE EXPECTED THIS
AFTERNOON THROUGH TONIGHT AS OUR AREA IS IN THE WARM SECTOR OF
OUR NEXT WEATHER SYSTEM. A COLD FRONT LOCATED ACROSS THE CENTRAL
PLAINS WILL MOVE EASTWARD OVERNIGHT, BRINGING LIGHT RAIN
SHOWERS TO OUR AREA BY DAYBREAK FRIDAY MORNING. ADDITIONAL
SHOWERS AND STORMS ARE EXPECTED TO DEVELOP AFTER 18Z TOMORROW
MAINLY ALONG AND EAST OF I-69. KSBN MAY END UP DRY FOR MUCH OF
THE DAY OUTSIDE OF HIT OR MISS MORNING SHOWERS. HAVE KEPT ANY
POPS OUT OF THE TAFS FOR NOW AND WILL LET THE NEXT SHIFT UPDATE
THEM ONCE THERE IS MORE CERTAINTY ON THE EXACT TIMING AND
LOCATIONS.
IWX WATCHES/WARNINGS/ADVISORIES
IN...NONE.
OH...NONE.
MI...NONE.
MARINE...NONE.
DISCUSSION...SKIPPER/ANDERSEN
AVIATION...JOHNSON
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page