Bar Nunn, WY Live Doppler Radar
Live radar for Bar Nunn, Natrona County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Bar Nunn?
Since 1996, the National Weather Service has logged high winds on 219 days in the Natrona County Lower Elevations forecast zone and Natrona County — the most common reported hazard around Bar Nunn, mostly in January and December. Next come heavy snow & winter storms (89 days) and damaging thunderstorm winds (80 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| High winds | 219 | Jun 2026 | Feb 25, 2024 · $100,000 damage |
| Heavy snow & winter storms | 89 | May 2026 | Oct 3, 2013 · $3.0 million damage |
| Damaging thunderstorm winds | 80 | Jun 2026 | Jul 5, 2013 · $30,000 damage |
| Flash flooding | 22 | Jun 2023 | Jul 3, 2009 · $5.0 million damage |
| Extreme cold & wind chill | 15 | Jan 2025 | — |
| Excessive heat | 8 | Mar 2026 | — |
| Wildfires | 6 | Aug 2020 | Oct 11, 2015 · $5.0 million damage |
| Lightning casualties & damage | 3 | Aug 2013 | May 30, 2009 · $150,000 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 Natrona County Lower Elevations forecast zone and Natrona County; damage is as reported, not adjusted for inflation.
How much snow does Bar Nunn get?
A normal year brings about 72 inches of snow to Bar Nunn, based on NOAA's 1991–2020 climate normals for the Casper Natrona Co Ap weather station 6.1 miles away. The snowiest month is usually December (11.0 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 7.0 | 8.9 | 11.0 | 9.0 | 10.9 | 10.3 | 10.5 | 2.6 |
Normal snowfall in inches. TALON Pro compares this season's snow at your location with these normals as winter goes on.
Which radars cover Bar Nunn?
The closest NEXRAD Doppler radar is KRIW (Riverton, WY), about 108 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 Bar Nunn | View |
|---|---|---|---|
| KRIW Riverton, WY | 108 mi west | 10,800 ft | Limited — the beam overshoots the lowest part of storms |
| KCYS Cheyenne, WY | 146 mi south-southeast | 17,300 ft | Limited — the beam overshoots the lowest part of storms |
| KUDX Rapid City, SD | 195 mi east-northeast | 28,000 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 Bar Nunn
Since 1950, NOAA has recorded 30 tornadoes within 25 miles of Bar Nunn, 5 of them EF2/F2 or stronger. Most came in June and July. The strongest was an F2 on June 11, 1962, which passed about 21 miles north of town. The most recent was an EF0 on August 23, 2019, which touched down near town.
Hail: 81 reports of 1-inch or larger hail within 25 miles since 1955, 9 of them 2 inches or more; the largest was 2.75-inch hail on June 12, 1986.
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 Bar Nunn'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.
Bar Nunn radar FAQ
Where is the nearest weather radar to Bar Nunn, WY?
KRIW (Riverton, WY), about 108 miles west. KCYS (Cheyenne, WY) is 146 miles away and also covers the area.
Does radar show snow in Bar Nunn?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Bar Nunn the lowest scan from KRIW is about 10,800 ft up, so light snow from shallow clouds can be under-shown — check NWS winter alerts too.
Is TALON's radar for Bar Nunn 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 Bar Nunn, follow it right away — see watch vs. warning.
Radar for nearby towns
- Evansville, WY radar 5 mi
- Mills, WY radar 5 mi
- Casper, WY radar 6 mi
- Glenrock, WY radar 25 mi
- Douglas, WY radar 49 mi