Rivergrove, OR Live Doppler Radar
Live radar for Rivergrove, Clackamas County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Rivergrove?
Since 1996, the National Weather Service has logged river or areal flooding on 26 days in the Inner Portland Metro forecast zone and Clackamas County — the most common reported hazard around Rivergrove, mostly in January and December. Next come damaging thunderstorm winds (11 days) and lightning casualties & damage (8 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Flooding | 26 | Feb 2025 | Jan 2, 2009 · 1 death · $250,000 damage |
| Damaging thunderstorm winds | 11 | Feb 2025 | May 2, 2009 · 1 death |
| Lightning casualties & damage | 8 | Jun 2026 | Aug 20, 1998 · $75,000 damage |
| Excessive heat | 4 | Jun 2026 | Jul 5, 2024 · 7 deaths |
| Debris flows | 3 | Nov 2022 | Feb 28, 2022 · $50,000 damage |
| Heavy snow & winter storms | 1 | Feb 2025 | — |
| Extreme cold & wind chill | 1 | Feb 2025 | Feb 2, 2025 · 1 death |
| Flash flooding | 1 | Aug 2014 | Aug 12, 2014 · 1 death |
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 Inner Portland Metro forecast zone and Clackamas County; damage is as reported, not adjusted for inflation.
How much snow does Rivergrove get?
A normal year brings about 3.6 inches of snow to Rivergrove, based on NOAA's 1991–2020 climate normals for the Portland Kgw-Tv weather station 9.4 miles away. The snowiest month is usually February (1.4 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 0.0 | 0.0 | 0.9 | 1.3 | 1.4 | 0.0 | 0.0 | 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 Rivergrove?
The closest NEXRAD Doppler radar is KRTX (Portland, OR), about 25 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 Rivergrove | View |
|---|---|---|---|
| KRTX Portland, OR | 25 mi north-northwest | 1,500 ft | Excellent — the lowest scan sees close to the ground |
| KLGX Langley Hill, WA | 136 mi north-northwest | 15,600 ft | Limited — the beam overshoots the lowest part of storms |
| KPDT Pendleton, OR | 189 mi east | 26,600 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 Rivergrove
Since 1950, NOAA has recorded 25 tornadoes within 25 miles of Rivergrove, 2 of them EF2/F2 or stronger. Most came in October and April. The strongest was an F3 on April 5, 1972, which passed about 16 miles north-northeast of town and caused 6 deaths. The most recent was an EF0 on October 24, 2022, which touched down about 18 miles south-southwest of town.
Hail: 10 reports of 1-inch or larger hail within 25 miles since 1955; the largest was 1.75-inch hail on August 4, 1999.
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 Rivergrove'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.
Rivergrove radar FAQ
Where is the nearest weather radar to Rivergrove, OR?
KRTX (Portland, OR), about 25 miles north-northwest. KLGX (Langley Hill, WA) is 136 miles away and also covers the area.
How often does Rivergrove flood?
Since 1996 the National Weather Service has logged river or areal flooding on 26 days in the Inner Portland Metro forecast zone and Clackamas County; the deadliest was on January 2, 2009, with 1 death. TALON's free flash-flood risk layer shows, every 2 minutes, how close the rain that has fallen is to what it takes to flood — turn it on under Layers.
Is TALON's radar for Rivergrove 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 Rivergrove, follow it right away — see watch vs. warning.
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