Lewistown, MO Live Doppler Radar
Live radar for Lewistown, Lewis County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Lewistown?
Since 1996, the National Weather Service has logged damaging thunderstorm winds on 64 days in the Lewis forecast zone and Lewis County — the most common reported hazard around Lewistown, mostly in June and July. Next come heavy snow & winter storms (41 days) and excessive heat (40 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Damaging thunderstorm winds | 64 | Apr 2026 | Jul 12, 2015 · 1 death |
| Heavy snow & winter storms | 41 | Nov 2025 | — |
| Excessive heat | 40 | Aug 2023 | — |
| Flash flooding | 27 | Aug 2023 | Jul 11, 2015 · 1 death |
| Flooding | 15 | May 2013 | May 15, 2010 · 1 death |
| High winds | 7 | Mar 2025 | — |
| Extreme cold & wind chill | 7 | Jan 2025 | — |
| Ice storms & sleet | 6 | Dec 2008 | — |
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 Lewis forecast zone and Lewis County; damage is as reported, not adjusted for inflation.
How much snow does Lewistown get?
A normal year brings about 18 inches of snow to Lewistown, based on NOAA's 1991–2020 climate normals for the Steffenville weather station 8.8 miles away. The snowiest month is usually January (5.8 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 0.1 | 1.0 | 4.0 | 5.8 | 4.1 | 2.1 | 0.7 | 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 Lewistown?
The closest NEXRAD Doppler radar is KLSX (St. Louis, MO), about 113 miles south-southeast. 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 Lewistown | View |
|---|---|---|---|
| KLSX St. Louis, MO | 113 mi south-southeast | 11,600 ft | Limited — the beam overshoots the lowest part of storms |
| KDVN Quad Cities, IA | 124 mi north-northeast | 13,300 ft | Limited — the beam overshoots the lowest part of storms |
| KILX Lincoln, IL | 131 mi east | 14,600 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 Lewistown
Since 1950, NOAA has recorded 60 tornadoes within 25 miles of Lewistown, 19 of them EF2/F2 or stronger. Most came in April and June. The strongest was an F4 on April 21, 1967, which passed about 18 miles west-southwest of town. The most recent was a tornado of unknown strength on August 10, 2025, which touched down about 25 miles north-northeast of town.
Hail: 239 reports of 1-inch or larger hail within 25 miles since 1955, 22 of them 2 inches or more; the largest was 3.25-inch hail on April 4, 2023.
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 Lewistown'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.
Lewistown radar FAQ
Where is the nearest weather radar to Lewistown, MO?
KLSX (St. Louis, MO), about 113 miles south-southeast. KDVN (Quad Cities, IA) is 124 miles away and also covers the area.
Does radar show snow in Lewistown?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Lewistown the lowest scan from KLSX is about 11,600 ft up, so light snow from shallow clouds can be under-shown — check NWS winter alerts too.
Is TALON's radar for Lewistown 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 Lewistown, follow it right away — see watch vs. warning.
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