Delevan, NY Live Doppler Radar
Live radar for Delevan, Cattaraugus County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Delevan?
Since 1996, the National Weather Service has logged heavy snow or a winter storm on 208 days in the Cattaraugus forecast zone and Cattaraugus County — the most common reported hazard around Delevan, mostly in December and January. Next come damaging thunderstorm winds (157 days) and flash flooding (51 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Heavy snow & winter storms | 208 | Jan 2026 | Nov 21, 2000 · $10 million damage |
| Damaging thunderstorm winds | 157 | Jun 2026 | Jul 13, 2021 · $150,000 damage |
| Flash flooding | 51 | Jul 2025 | Aug 9, 2009 · 1 death · $45 million damage |
| High winds | 45 | Mar 2026 | Oct 31, 2019 · $500,000 damage |
| Flooding | 16 | Jun 2019 | Jan 19, 1996 · $2.5 million damage |
| Extreme cold & wind chill | 4 | Feb 2026 | — |
| Lightning casualties & damage | 3 | May 2004 | May 9, 2004 · $35,000 damage |
| Ice storms & sleet | 2 | Nov 2002 | Nov 17, 2002 · $30,000 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 Cattaraugus forecast zone and Cattaraugus County; damage is as reported, not adjusted for inflation.
How much snow does Delevan get?
A normal year brings about 109 inches of snow to Delevan, based on NOAA's 1991–2020 climate normals for the Franklinville weather station 11.2 miles away. The snowiest month is usually January (29.8 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 0.5 | 11.9 | 23.9 | 29.8 | 21.5 | 17.1 | 3.9 | 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 Delevan?
The closest NEXRAD Doppler radar is KBUF (Buffalo, NY), about 34 miles north-northwest. 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 Delevan | View |
|---|---|---|---|
| KBUF Buffalo, NY | 34 mi north-northwest | 2,200 ft | Excellent — the lowest scan sees close to the ground |
| KCCX State College, PA | 111 mi south-southeast | 11,300 ft | Limited — the beam overshoots the lowest part of storms |
| KBGM Binghamton, NY | 129 mi east | 14,300 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 Delevan
Since 1950, NOAA has recorded 29 tornadoes within 25 miles of Delevan, 10 of them EF2/F2 or stronger. Most came in July and June. The strongest was an F3 on August 19, 1970, which touched down about 21 miles northwest of town. The most recent was an EF1 on June 9, 2025, which touched down about 17 miles south-southwest of town.
Hail: 62 reports of 1-inch or larger hail within 25 miles since 1955, 2 of them 2 inches or more; the largest was 2.00-inch hail on May 28, 2017.
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 Delevan'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.
Delevan radar FAQ
Where is the nearest weather radar to Delevan, NY?
KBUF (Buffalo, NY), about 34 miles north-northwest. KCCX (State College, PA) is 111 miles away and also covers the area.
Does radar show snow in Delevan?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Delevan the lowest scan from KBUF is about 2,200 ft up.
Is TALON's radar for Delevan 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 Delevan, follow it right away — see watch vs. warning.
Radar for nearby towns
- Arcade, NY radar 3 mi
- Springville, NY radar 10 mi
- Franklinville, NY radar 11 mi
- East Aurora, NY radar 20 mi
- Cuba, NY radar 22 mi
- Orchard Park, NY radar 23 mi
- Gowanda, NY radar 23 mi
- Little Valley, NY radar 23 mi
- Hamburg, NY radar 24 mi
- North Collins, NY radar 24 mi