Flash Flood Warning Issued for Greene, Knox, Sullivan Counties in Indiana
This alert is no longer in effect.
NOAA issued it on July 30, 2026, 3 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Indianapolis has issued a Flash Flood Warning for southwestern Greene, north central Knox, and southeastern Sullivan counties until 10:00 PM EDT June 21.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Southwestern Indiana
- Issued
- July 30, 2026
- Issuing authority
- NWS Indianapolis IN
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 3 weeks ago; use the issuing agency's live warning service for current conditions in Southwestern Indiana.
Alert Details
Flash Flood Warning issued by NWS Indianapolis IN. Effective from 7:30 PM EDT June 21, 2026 until 10:00 PM EDT June 21, 2026. Severity: Severe. Urgency: Immediate. Certainty: Likely.
Affected Areas
Southwestern Greene County, North Central Knox County, and Southeastern Sullivan County in southwestern Indiana. Specific locations include Linton, Carlisle, Oaktown, Sandborn, Switz City, Pleasantville, and Freelandville.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Expected Conditions
Doppler radar indicated thunderstorms producing heavy rain. Between 1.5 and 3.5 inches of rain have fallen, with additional rainfall amounts of 0.25 to 1.5 inches possible. Flash flooding is already occurring.
Timeline
Alert effective 2026-06-21T19:30:00-04:00 until 2026-06-21T22:00:00-04:00.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (969 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 30, 2026.
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