Alert archive / Indiana / Tornado Watches in 2025
Tornado Watch 71
The Storm Prediction Center issued this tornado watch at Mar 30, 2025, 1:13 PM CDT for 10 counties in Illinois; 29 counties in Indiana; 4 counties in Michigan. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 30, 2025, 1:13 PM CDT (18:13 UTC)
- Expired
- Mar 30, 2025, 6:35 PM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
All 43 counties
Cook County, IL, DuPage County, IL, Ford County, IL, Grundy County, IL, Iroquois County, IL, Kane County, IL, Kankakee County, IL, Kendall County, IL, Livingston County, IL, Will County, IL, Adams County, IN, Allen County, IN, Benton County, IN, Blackford County, IN, Cass County, IN, DeKalb County, IN, Elkhart County, IN, Fulton County, IN, Grant County, IN, Huntington County, IN, Jasper County, IN, Jay County, IN, Kosciusko County, IN, LaGrange County, IN, Lake County, IN, LaPorte County, IN, Marshall County, IN, Miami County, IN, Newton County, IN, Noble County, IN, Porter County, IN, Pulaski County, IN, Saint Joseph County, IN, Starke County, IN, Steuben County, IN, Wabash County, IN, Wells County, IN, White County, IN, Whitley County, IN, Berrien County, MI, Branch County, MI, Cass County, MI, Saint Joseph County, MI
The radar
The Northern Indiana radar (KIWX), 69 km from the middle of the area, began a volume at 18:18 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 40%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 80%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 40%
- One or more hailstones of 2 inches or more
- 20%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
21 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 1:18 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 57 min |
| Mar 30, 1:47 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Lake, McHenry | 43 min |
| Mar 30, 2:02 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 73 min |
| Mar 30, 2:15 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois, Kankakee, Will | 60 min |
| Mar 30, 2:17 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 43 min |
| Mar 30, 2:28 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 56 min |
| Mar 30, 2:30 PM CDT | Tornado Warning | LOT | Lake, Newton | 30 min |
| Mar 30, 2:31 PM CDT | Severe Thunderstorm Warning | IWX | Cass, Fulton, Pulaski, Starke, White | 29 min |
| Mar 30, 2:51 PM CDT | Severe Thunderstorm Warning | IWX | LaPorte, Marshall, Pulaski, Saint Joseph, Starke | 69 min |
| Mar 30, 2:54 PM CDT | Severe Thunderstorm Warning | IWX | Cass, Fulton, Marshall, Miami, Pulaski, Starke and 1 more | 51 min |
| Mar 30, 3:05 PM CDT | Tornado Warning | IWX | Pulaski, Starke | 25 min |
| Mar 30, 3:33 PM CDT | Severe Thunderstorm Warning | IWX | Cass, Elkhart, Fulton, Grant, Huntington, Kosciusko and 7 more | 57 min |
| Mar 30, 3:41 PM CDT | Severe Thunderstorm Warning | IWX | Elkhart, LaGrange, Marshall, Saint Joseph | 49 min |
| Mar 30, 4:01 PM CDT | Severe Thunderstorm Warning | IWX | Blackford, Grant, Huntington, Jay, Wells | 44 min |
| Mar 30, 4:05 PM CDT | Severe Thunderstorm Warning | IWX | Adams, Allen, DeKalb, Elkhart, Grant, Huntington and 7 more | 55 min |
| Mar 30, 4:06 PM CDT | Tornado Warning | IWX | DeKalb, LaGrange, Noble, Steuben | 24 min |
| Mar 30, 4:15 PM CDT | Tornado Warning | IWX | LaGrange | 30 min |
| Mar 30, 4:17 PM CDT | Tornado Warning | IWX | DeKalb, Noble | 28 min |
| Mar 30, 4:20 PM CDT | Severe Thunderstorm Warning | IWX | LaGrange, Steuben | 55 min |
| Mar 30, 4:34 PM CDT | Severe Thunderstorm Warning | IWX | Allen, DeKalb, Steuben | 56 min |
| Mar 30, 4:34 PM CDT | Tornado Warning | IWX | Steuben | 26 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 6.2 hours before the alert went out and 221 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
- 217 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 796 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 297 m²/s²
- 0-3 km storm-relative helicity
- 279 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 11:04 AM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Christian, Clay, Clinton, Cumberland and 27 more | 116 min |
| Mar 30, 12:02 PM CDT | Tornado Watch | SPC | Bond, Champaign, Christian, Clark, Clay, Clinton and 31 more | 7 hr |
| Mar 30, 12:43 PM CDT | Mesoscale Discussion | SPC | Cook, DeKalb, DuPage, Ford, Grundy, Iroquois and 6 more | 2 hr |
| Mar 30, 1:41 PM CDT | Mesoscale Discussion | SPC | Alexander | 2 hr |
| Mar 30, 2:05 PM CDT | Mesoscale Discussion | SPC | Champaign, Coles, Cumberland, Douglas, Edgar, Ford and 3 more | 115 min |
| Mar 30, 2:27 PM CDT | Mesoscale Discussion | SPC | Clay, Clinton, Crawford, Edwards, Franklin, Hamilton and 13 more | 93 min |
| Mar 30, 2:35 PM CDT | Tornado Watch | SPC | Alexander, Bond, Clinton, Edwards, Fayette, Franklin and 20 more | 8 hr |
| Mar 30, 5:20 PM CDT | Mesoscale Discussion | SPC | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 9 more | 115 min |
| Mar 30, 2:49 PM CDT | Mesoscale Discussion | SPC | DeKalb, LaGrange, Steuben | 116 min |
| Mar 30, 5:35 PM CDT | Mesoscale Discussion | SPC | Bartholomew, Brown, Daviess, Dearborn, Decatur, Fayette and 20 more | 115 min |
| Mar 30, 5:45 PM CDT | Tornado Watch | SPC | Clark, Crawford, Dearborn, Dubois, Fayette, Floyd and 12 more | 6 hr |
| Mar 29, 8:32 PM CDT | Mesoscale Discussion | SPC | Dickinson, Iron | 5 hr |
| Mar 30, 2:07 PM CDT | Mesoscale Discussion | SPC | Alger, Baraga, Chippewa, Delta, Dickinson, Gogebic and 8 more | 5 hr |
| Mar 30, 3:20 PM CDT | Severe Thunderstorm Watch | SPC | Allegan, Barry, Calhoun, Clinton, Eaton, Gratiot and 9 more | 3 hr |
| Mar 30, 4:23 PM CDT | Severe Thunderstorm Watch | SPC | Bay, Genesee, Hillsdale, Huron, Lapeer, Lenawee and 12 more | 5 hr |
| Mar 30, 6:12 PM CDT | Mesoscale Discussion | SPC | Arenac, Bay, Genesee, Gladwin, Huron, Lapeer and 8 more | 93 min |
Nearby
Tornado Watches in Indiana, 2025Tornado Watches in Illinois, 2025Tornado Watches in Michigan, 2025Every tornado watch in 2025
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.