Grissom AFB, IN Live Doppler Radar
Live radar for Grissom AFB, Miami County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Grissom AFB?
Since 1996, the National Weather Service has logged damaging thunderstorm winds on 101 days in the Miami forecast zone and Miami County — the most common reported hazard around Grissom AFB, mostly in June and July. Next come heavy snow & winter storms (33 days) and high winds (12 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Damaging thunderstorm winds | 101 | Jun 2026 | Jun 1, 2009 · $150,000 damage |
| Heavy snow & winter storms | 33 | Jan 2026 | — |
| High winds | 12 | Mar 2026 | — |
| Flash flooding | 9 | Jun 2015 | Jul 22, 1998 · $1.5 million damage |
| Flooding | 8 | Jun 2015 | Jul 23, 1997 · $1,000 damage |
| Extreme cold & wind chill | 6 | Jan 2024 | — |
| Ice storms & sleet | 4 | Dec 2008 | Feb 24, 2007 · $25,000 damage |
| Blizzards | 2 | Feb 2011 | — |
Source: NOAA NCEI Storm Events Database, 1996–2026 (the latest year is partial). A "day" is a date with at least one report in the Miami forecast zone and Miami County; damage is as reported, not adjusted for inflation.
How much snow does Grissom AFB get?
A normal year brings about 21 inches of snow to Grissom AFB, based on NOAA's 1991–2020 climate normals for the Peru weather station 8.3 miles away. The snowiest month is usually January (7.8 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 0.0 | 0.6 | 4.3 | 7.8 | 5.0 | 2.9 | 0.3 | 0.0 |
Normal snowfall in inches. TALON Pro compares this season's snow at your location with these normals as winter goes on.
Which radars cover Grissom AFB?
The closest NEXRAD Doppler radar is KIWX (Fort Wayne, IN), about 54 miles north-northeast. Radar beams climb as they travel, so the height of the lowest scan over town decides how low in a storm the radar can see.
| Radar | Distance | Lowest beam over Grissom AFB | View |
|---|---|---|---|
| KIWX Fort Wayne, IN | 54 mi north-northeast | 3,900 ft | Good — most storms and steady rain or snow show clearly |
| KIND Indianapolis, IN | 66 mi south | 5,200 ft | Good — most storms and steady rain or snow show clearly |
| KLOT Chicago, IL | 120 mi west-northwest | 12,800 ft | Limited — the beam overshoots the lowest part of storms |
Beam height is the center of the 0.5° scan above the radar, with standard refraction. Mountains near a radar can block it further.
Tornado & hail history near Grissom AFB
Since 1950, NOAA has recorded 113 tornadoes within 25 miles of Grissom AFB, 37 of them EF2/F2 or stronger. Most came in May and June. The strongest was an F4 on April 11, 1965, which passed about 15 miles south of town and caused 25 deaths. The most recent was an EF0 on March 19, 2025, which touched down about 12 miles west-northwest of town.
Hail: 166 reports of 1-inch or larger hail within 25 miles since 1955, 9 of them 2 inches or more; the largest was 2.85-inch hail on March 14, 2024.
Source: NOAA Storm Prediction Center — tornadoes 1950–2025, hail 1955–2025. Distances are to each tornado's track; ratings before February 2007 use the original Fujita scale.
On TALON you get Grissom AFB's live radar loop, rain/snow/ice colors, flash-flood risk, storm tracks with arrival times and NWS warnings free; close-up radar and rotation detection are part of TALON Pro.
Grissom AFB radar FAQ
Where is the nearest weather radar to Grissom AFB, IN?
KIWX (Fort Wayne, IN), about 54 miles north-northeast. KIND (Indianapolis, IN) is 66 miles away and also covers the area.
Does radar show snow in Grissom AFB?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Grissom AFB the lowest scan from KIWX is about 3,900 ft up.
Is TALON's radar for Grissom AFB free?
Yes — the US radar loop, rain/snow/ice colors, flash-flood risk, storm tracks and NWS warnings are free in any browser. Close-up radar, rotation detection and longer forecasts are part of TALON Pro.
Should I rely on radar for my safety?
No app replaces official warnings. When the National Weather Service issues a warning for Grissom AFB, follow it right away — see watch vs. warning.
Radar for nearby towns
- Galveston, IN radar 6 mi
- Peru, IN radar 8 mi
- Logansport, IN radar 13 mi
- Kokomo, IN radar 13 mi
- Converse, IN radar 15 mi
- Greentown, IN radar 16 mi
- Russiaville, IN radar 18 mi
- Wabash, IN radar 19 mi
- Sweetser, IN radar 21 mi
- Flora, IN radar 21 mi