Callahan, FL Live Doppler Radar

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

Open live radar for CallahanWhat TALON shows

What weather hits Callahan?

Since 1996, the National Weather Service has logged damaging thunderstorm winds on 171 days in the Inland Nassau forecast zone and Nassau County — the most common reported hazard around Callahan, mostly in June and July. Next come wildfires (14 days) and hurricanes & tropical storms (11 days).

HazardDays reportedMost recentWorst on record
Damaging thunderstorm winds171Jun 2026Jun 12, 2003 · $50,000 damage
Wildfires14Apr 2023—
Hurricanes & tropical storms11Sep 2024Aug 21, 2008 · 1 death
Flooding10Sep 2025Mar 1, 1998 · $1.7 million damage
Flash flooding7Sep 2017Oct 6, 1996 · $250,000 damage
Lightning casualties & damage7Aug 2018May 17, 2002 · $200,000 damage
Coastal flooding5Nov 2013Nov 15, 1996 · $100,000 damage
Heavy snow & winter storms4Jan 2025Mar 10, 1996 · $200,000 damage

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

Which radars cover Callahan?

The closest NEXRAD Doppler radar is KJAX (Jacksonville, FL), about 10 miles 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.

RadarDistanceLowest beam over CallahanView
KJAX
Jacksonville, FL		10 mi southeast500 ftExcellent — the lowest scan sees close to the ground
KVAX
Moody AFB, GA		73 mi west-northwest6,000 ftFair — the beam can pass over shallow snow and low-level rotation
KTLH
Tallahassee, FL		149 mi west18,000 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 Callahan

Since 1950, NOAA has recorded 105 tornadoes within 25 miles of Callahan, 11 of them EF2/F2 or stronger. Most came in June and March. The strongest was an EF3 on December 2, 2018, which passed about 22 miles northeast of town. The most recent was an EF0 on September 3, 2024, which touched down about 25 miles east-northeast of town.

Hail: 181 reports of 1-inch or larger hail within 25 miles since 1955, 7 of them 2 inches or more; the largest was 2.75-inch hail on June 1, 2004.

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 Callahan'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.

Callahan radar FAQ

Where is the nearest weather radar to Callahan, FL?

KJAX (Jacksonville, FL), about 10 miles southeast. KVAX (Moody AFB, GA) is 73 miles away and also covers the area.

Can radar see a tornado near Callahan?

Radar can't see the tornado itself, but it shows the rotating storm and, once debris is lofted, a debris signature. Over Callahan the lowest scan from KJAX is about 500 ft up — excellent — the lowest scan sees close to the ground.

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

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