Alert archive / Indiana / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 247, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 26, 2026, 11:03 PM EDT for Knox County, Indiana. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 26, 2026, 11:03 PM EDT (03:03 UTC)
- Expired
- Jul 26, 2026, 11:30 PM EDT
- In force
- 27 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Knox County, IN
The radar
The Evansville,IN radar (KVWX), 55 km from the middle of the area, began a volume at 03:02 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 26, 6:14 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 3.1 hours before the alert went out and 192 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 5988 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 663 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 196 m²/s²
- 0-3 km storm-relative helicity
- 215 m²/s²
- Significant tornado parameter
- 6.4
- Supercell composite
- 28.4
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Indianapolis, IN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 26, 10:21 PM EDT, 42 minutes earlier.
Area forecast discussion, Jul 26, 10:21 PM EDT, 42 minutes before
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</html>Hazardous weather outlook, Jul 26, 3:46 PM EDT, 7 hours 17 minutes before
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Special weather statement, Jul 26, 10:26 PM EDT, 37 minutes before
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</html>The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 10:26 PM EDT | Special Weather Statement | IND | Knox | 34 min |
| Jul 26, 10:44 PM EDT | Severe Thunderstorm Warning | IND | Knox | 31 min |
| Jul 27, 3:10 AM EDT | Heat Advisory | IND | Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 24 more | 17 hr |
| Jul 27, 3:38 PM EDT | Special Weather Statement | IND | Carroll | 67 min |
| Jul 27, 4:05 PM EDT | Special Weather Statement | IND | Howard | 55 min |
| Jul 27, 4:17 PM EDT | Severe Thunderstorm Warning | IND | Carroll, Clinton, Howard, Tipton | 58 min |
| Jul 27, 4:39 PM EDT | Severe Thunderstorm Warning | IND | Boone, Clinton, Hamilton, Tipton | 66 min |
| Jul 27, 4:43 PM EDT | Severe Thunderstorm Warning | IND | Delaware, Madison | 77 min |
| Jul 27, 5:02 PM EDT | Severe Thunderstorm Warning | IND | Randolph | 58 min |
| Jul 27, 5:17 PM EDT | Severe Thunderstorm Warning | IND | Boone, Hamilton | 58 min |
| Jul 27, 5:25 PM EDT | Severe Thunderstorm Warning | IND | Henry | 50 min |
| Jul 27, 5:28 PM EDT | Flash Flood Warning | IND | Boone, Clinton, Delaware, Hamilton, Henry, Madison and 1 more | 5 hr |
| Jul 27, 5:39 PM EDT | Severe Thunderstorm Warning | IND | Hendricks, Marion | 66 min |
| Jul 27, 5:55 PM EDT | Flash Flood Warning | IND | Hancock, Hendricks, Marion | 5 hr |
| Jul 27, 6:12 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Hendricks, Johnson, Marion, Morgan, Shelby | 63 min |
| Jul 27, 6:26 PM EDT | Areal Flood Advisory | IND | Hancock, Hendricks, Johnson, Marion, Morgan, Shelby | 4 hr |
| Jul 27, 6:50 PM EDT | Areal Flood Advisory | IND | Shelby | 3 hr |
| Jul 27, 6:58 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Brown, Decatur, Johnson, Morgan, Shelby | 62 min |
| Jul 27, 7:13 PM EDT | Severe Thunderstorm Warning | IND | Warren | 62 min |
| Jul 27, 7:36 PM EDT | Severe Thunderstorm Warning | IND | Sullivan, Vigo | 54 min |
| Jul 27, 7:40 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Brown, Decatur, Jackson, Jennings | 53 min |
| Jul 27, 7:51 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Vermillion, Warren | 54 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 2026Every severe thunderstorm warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.