Day 1 UPDATE 2000Z — Slight Risk upper Ohio Valley into the Northeast; wind primary. Watching Day 4–8 (not ALERT).

Day 1 Outlook UPDATE 1630Z Sep 13 2026 — Slight Risk Northeast (wind primary) from upper Ohio Valley into Pittsburgh, Erie, Albany, Hartford & Boston; marginal/isolated hail. Isolated High Plains secondary. No Day 4–8 ALERT.

Day 1 SITE-X outlook for Sep 13, 2026. No Day 4–8 ALERT; watching Wed OH into lower MO Valley.