Underhill Flats, VT Live Doppler Radar
Live radar for Underhill Flats, Chittenden County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Underhill Flats?
Since 1996, the National Weather Service has logged damaging thunderstorm winds on 97 days in the Eastern Chittenden forecast zone and Chittenden County — the most common reported hazard around Underhill Flats, mostly in July and June. Next come heavy snow & winter storms (94 days) and flash flooding (27 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Damaging thunderstorm winds | 97 | Jul 2025 | Jul 30, 2019 · 2 deaths · $25,000 damage |
| Heavy snow & winter storms | 94 | Jan 2026 | Dec 9, 2014 · $150,000 damage |
| Flash flooding | 27 | May 2025 | Aug 28, 2011 · $3.0 million damage |
| Flooding | 26 | Dec 2023 | Apr 11, 2011 · 1 death · $30,000 damage |
| High winds | 24 | Dec 2025 | Dec 1, 2010 · $1.3 million damage |
| Extreme cold & wind chill | 23 | Feb 2026 | — |
| Lightning casualties & damage | 19 | Oct 2020 | Jul 6, 2011 · $1.0 million damage |
| Excessive heat | 4 | Jun 2025 | Mar 17, 2012 · $500,000 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 Eastern Chittenden forecast zone and Chittenden County; damage is as reported, not adjusted for inflation.
How much snow does Underhill Flats get?
A normal year brings about 235 inches of snow to Underhill Flats, based on NOAA's 1991–2020 climate normals for the Mt Mansfield weather station 6.5 miles away. The snowiest month is usually February (44.6 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 10.1 | 30.4 | 43.2 | 40.9 | 44.6 | 38.7 | 21.4 | 5.5 |
Normal snowfall in inches. TALON Pro compares this season's snow at your location with these normals as winter goes on.
Which radars cover Underhill Flats?
The closest NEXRAD Doppler radar is KCXX (Burlington, VT), about 11 miles west. 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 Underhill Flats | View |
|---|---|---|---|
| KCXX Burlington, VT | 11 mi west | 600 ft | Excellent — the lowest scan sees close to the ground |
| KGYX Portland, ME | 140 mi east-southeast | 16,300 ft | Limited — the beam overshoots the lowest part of storms |
| KENX Albany, NY | 145 mi south-southwest | 17,200 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 Underhill Flats
Since 1950, NOAA has recorded 13 tornadoes within 25 miles of Underhill Flats, 4 of them EF2/F2 or stronger. Most came in June and July. The strongest was an F2 on August 3, 1970, which passed about 22 miles north-northwest of town. The most recent was an EF0 on July 18, 2008, which touched down about 13 miles north-northeast of town.
Hail: 135 reports of 1-inch or larger hail within 25 miles since 1955, 9 of them 2 inches or more; the largest was 3.30-inch hail on July 16, 2009.
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 Underhill Flats'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.
Underhill Flats radar FAQ
Where is the nearest weather radar to Underhill Flats, VT?
KCXX (Burlington, VT), about 11 miles west. KGYX (Portland, ME) is 140 miles away and also covers the area.
Does radar show snow in Underhill Flats?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Underhill Flats the lowest scan from KCXX is about 600 ft up.
Is TALON's radar for Underhill Flats 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 Underhill Flats, follow it right away — see watch vs. warning.
Radar for nearby towns
- Essex Junction, VT radar 9 mi
- Winooski, VT radar 12 mi
- South Burlington, VT radar 13 mi
- Burlington, VT radar 15 mi
- Johnson, VT radar 15 mi
- Morrisville, VT radar 18 mi
- St. Albans, VT radar 21 mi
- Montpelier, VT radar 26 mi
- Enosburg Falls, VT radar 28 mi
- Vergennes, VT radar 29 mi