Green Valley, SD Live Doppler Radar
Live radar for Green Valley, Pennington County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Green Valley?
Since 1996, the National Weather Service has logged damaging thunderstorm winds on 263 days in the Rapid City forecast zone and Pennington County — the most common reported hazard around Green Valley, mostly in July and June. Next come high winds (145 days) and heavy snow & winter storms (59 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Damaging thunderstorm winds | 263 | Jun 2026 | Jul 20, 2002 · $1.0 million damage |
| High winds | 145 | Jan 2026 | Nov 12, 2007 · $50,000 damage |
| Heavy snow & winter storms | 59 | Dec 2023 | May 11, 2005 · $200,000 damage |
| Flooding | 40 | Jun 2023 | May 21, 2019 · $2.0 million damage |
| Flash flooding | 31 | Jul 2022 | Jun 5, 2008 · $1.5 million damage |
| Blizzards | 19 | Nov 2019 | Nov 5, 2008 · 1 death · $300,000 damage |
| Lightning casualties & damage | 12 | Aug 2016 | Aug 3, 2011 · 1 death |
| Extreme cold & wind chill | 9 | Feb 2025 | — |
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 Rapid City forecast zone and Pennington County; damage is as reported, not adjusted for inflation.
How much snow does Green Valley get?
A normal year brings about 49 inches of snow to Green Valley, based on NOAA's 1991–2020 climate normals for the Rapid City Rgnl Ap weather station 2.9 miles away. The snowiest month is usually April (10.1 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 3.0 | 5.7 | 6.7 | 5.3 | 7.7 | 8.4 | 10.1 | 1.5 |
Normal snowfall in inches. TALON Pro compares this season's snow at your location with these normals as winter goes on.
Which radars cover Green Valley?
The closest NEXRAD Doppler radar is KUDX (Rapid City, SD), about 15 miles east-northeast. 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 Green Valley | View |
|---|---|---|---|
| KUDX Rapid City, SD | 15 mi east-northeast | 800 ft | Excellent — the lowest scan sees close to the ground |
| KLNX North Platte, NE | 193 mi southeast | 27,400 ft | Limited — the beam overshoots the lowest part of storms |
| KCYS Cheyenne, WY | 217 mi south-southwest | 33,600 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 Green Valley
Since 1950, NOAA has recorded 41 tornadoes within 25 miles of Green Valley, 7 of them EF2/F2 or stronger. Most came in June and May. The strongest was an F3 on May 11, 1991, which touched down about 12 miles north-northwest of town. The most recent was an EF0 on May 6, 2023, which touched down about 12 miles north-northeast of town.
Hail: 1,450 reports of 1-inch or larger hail within 25 miles since 1955, 237 of them 2 inches or more; the largest was 4.50-inch hail on August 8, 2020.
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 Green Valley'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.
Green Valley radar FAQ
Where is the nearest weather radar to Green Valley, SD?
KUDX (Rapid City, SD), about 15 miles east-northeast. KLNX (North Platte, NE) is 193 miles away and also covers the area.
Does radar show snow in Green Valley?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Green Valley the lowest scan from KUDX is about 800 ft up.
Is TALON's radar for Green Valley 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 Green Valley, follow it right away — see watch vs. warning.
Radar for nearby towns
- Box Elder, SD radar 5 mi
- Rapid City, SD radar 6 mi
- Summerset, SD radar 16 mi
- Piedmont, SD radar 18 mi
- Custer, SD radar 31 mi
- Sturgis, SD radar 32 mi
- Deadwood, SD radar 39 mi
- Lead, SD radar 39 mi
- Hot Springs, SD radar 46 mi
- Spearfish, SD radar 47 mi