856
FXUS63 KIWX 092319
AFDIWX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORTHERN INDIANA
719 PM EDT SAT AUG 9 2025
KEY MESSAGES
- HOT AND HUMID THROUGH MONDAY WITH HIGHS IN THE UPPER 80S TO
NEAR 90 AND HEAT INDICES IN THE LOW TO MID 90S.
- FEW FOR SHOWERS AND STORMS NEXT WEEK, PRIMARILY TUESDAY AND
WEDNESDAY YET CONFIDENCE REMAINS LOW ON EXACT TIMING AND
LOCATIONS TO BE IMPACTED.
DISCUSSION
ISSUED AT 205 PM EDT SAT AUG 9 2025
DOMINANT UPPER RIDGE WILL HOLD FIRM ACROSS THE OH/TN VALLEYS THROUGH
MONDAY BEFORE THE NRN EXTENT FLATTENS A BIT IN RESPONSE TO SHORTWAVE
PROGRESSING THROUGH SRN ON TUESDAY. THIS WILL DELAY INTRUSION OF
COMPOSITE SFC FRONTAL ZONE INTO THE AREA UNTIL LATER TUESDAY AND
GIVEN VERY WARM TEMPS ALOFT, CURTAIL ANY REALISTIC CHC FOR STORMS
UNTIL THEN.
OTHERWISE UPPER RIDGE REAMPLIFIES INTO NEXT WEEKEND THEN WITH
CONTINUED HEAT AND HUMIDITY AND FEW CHANCES FOR STORMS IN POORLY
FORCED AND HOSTILE ENV.
AVIATION /00Z TAFS THROUGH 00Z SUNDAY/
ISSUED AT 716 PM EDT SAT AUG 9 2025
CLEAR SKIES WILL DOMINATE UNTIL LATER TOMORROW MORNING WHEN YET
ANOTHER DAY OF SCT CU IMPACT BOTH SITES. NO PRECIPITATION IS
EXPECTED AS MAIN AXIS OF SHOWER AND STORMS DEVELOP REMAINS TO
OUR WEST FROM NORTHEAST MO TO NORTHERN IL AND FAR SOUTHEAST WI.
IWX WATCHES/WARNINGS/ADVISORIES
IN...NONE.
OH...NONE.
MI...NONE.
MARINE...NONE.
DISCUSSION...T
AVIATION...FISHER
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page