DeWitt, IA Live Doppler Radar

Live radar for DeWitt, Clinton County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.

Open live radar for DeWittWhat TALON shows

What weather hits DeWitt?

Since 1996, the National Weather Service has logged damaging thunderstorm winds on 102 days in the Clinton forecast zone and Clinton County — the most common reported hazard around DeWitt, mostly in June and July. Next come heavy snow & winter storms (87 days) and flooding (53 days).

HazardDays reportedMost recentWorst on record
Damaging thunderstorm winds102Jun 2026Sep 11, 2000 · $5.0 million damage
Heavy snow & winter storms87Nov 2025Feb 1, 2015 · 1 death
Flooding53Jul 2024Jun 24, 2000 · 1 death
Flash flooding23Jul 2025Aug 27, 2009 · $500,000 damage
High winds20Dec 2021May 4, 2003 · $1.0 million damage
Extreme cold & wind chill17Jan 2019—
Ice storms & sleet9Dec 2024Feb 24, 2007 · $249,000 damage
Blizzards7Mar 2026—

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 Clinton forecast zone and Clinton County; damage is as reported, not adjusted for inflation.

How much snow does DeWitt get?

A normal year brings about 29 inches of snow to DeWitt, based on NOAA's 1991–2020 climate normals for the De Witt weather station in town. The snowiest month is usually January (8.7 in).

OctNovDecJanFebMarAprMay
0.21.46.08.76.84.70.90.0

Normal snowfall in inches. TALON Pro compares this season's snow at your location with these normals as winter goes on.

Which radars cover DeWitt?

The closest NEXRAD Doppler radar is KDVN (Quad Cities, IA), about 15 miles south. 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.

RadarDistanceLowest beam over DeWittView
KDVN
Quad Cities, IA		15 mi south800 ftExcellent — the lowest scan sees close to the ground
KLOT
Chicago, IL		128 mi east14,000 ftLimited — the beam overshoots the lowest part of storms
KMKX
Milwaukee/Sullivan, WI		129 mi northeast14,200 ftLimited — 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 DeWitt

Since 1950, NOAA has recorded 165 tornadoes within 25 miles of DeWitt, 33 of them EF2/F2 or stronger. Most came in May and July. The strongest was an F4 on April 11, 1965, which passed about 15 miles northwest of town and caused 1 death. The most recent was an EF2 on July 11, 2025, which passed about 19 miles south-southwest of town.

Hail: 349 reports of 1-inch or larger hail within 25 miles since 1955, 50 of them 2 inches or more; the largest was 7.00-inch hail on September 27, 1959.

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 DeWitt'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.

DeWitt radar FAQ

Where is the nearest weather radar to DeWitt, IA?

KDVN (Quad Cities, IA), about 15 miles south. KLOT (Chicago, IL) is 128 miles away and also covers the area.

Does radar show snow in DeWitt?

Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over DeWitt the lowest scan from KDVN is about 800 ft up.

Is TALON's radar for DeWitt 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 DeWitt, follow it right away — see watch vs. warning.

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