Flood Warning Issued for Wabash River at New Harmony Affecting Illinois and Indiana Counties

Weather Alerts high NOAA · · Southern Illinois and Southwest Indiana

The National Weather Service has issued a flood warning for the Wabash River at New Harmony, with minor flooding expected to begin Sunday morning and continue until further notice.

Alert Details

The National Weather Service in Paducah, KY has issued a Flood Warning for the Wabash River at New Harmony. This alert indicates that minor flooding is forecast for the region as river levels are expected to rise above flood stage.

Affected Areas

The warning impacts several counties across the Illinois and Indiana border, including:

  • Illinois: Gallatin, Wabash, and White Counties
  • Indiana: Gibson and Posey Counties

What You Should Do

Residents and travelers in the affected areas are advised to take the following precautions:

  • Turn around, don’t drown: Never attempt to drive through flooded roads. Most flood-related deaths occur in vehicles.
  • Exercise caution: Be extremely careful when walking near riverbanks, as conditions can be unstable.
  • Avoidance: The NWS recommends avoiding flooded areas and monitoring local updates.

Expected Conditions

According to the latest observations and forecasts:

  • Current Stage: As of 9:30 AM CST on Thursday, the river stage was recorded at 4.0 feet.
  • Flood Stage: The designated flood stage for this location is 15.0 feet.
  • Forecasted Crest: The river is expected to rise steadily, reaching a projected crest of 17.0 feet on Thursday, March 12.
  • Impact Level: Minor flooding is currently forecast.

Timeline

  • Alert Issued: March 5, 2026, at 10:42 AM CST
  • Warning Onset: Sunday, March 8, 2026, at 10:30 AM CST
  • Duration: The warning remains in effect from Sunday morning until further notice as the river continues to rise.

Source: NOAA Official Notice