Station Name: BULL RUN R AT LARSON'S BRIDGE, NEAR BULL RUN, OR
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 545 feet

Nearest Address:
NF-183
Aims, OR 97055
Clackamas County

GPS Coordinates: 45.43175906, -122.19542

Nearby Water Temperatures

Winter Weather Advisory issued March 11 at 6:01PM PDT until March 12 at 11:00PM PDT by NWS Portland OR

Effective: Wed March 11, 2026, 6:01 PM
Expires: Thu March 12, 2026, 6:15 AM

* WHAT...Wet snow accumulations will be heavily elevation dependent. For locations between 3000 and 5000 feet, wet snow accumulations of 3 to 12 inches possible. For isolated locations between 5000 and 5500 feet near Mount Hood, accumulations of 12 to 18 inches. * WHERE...North Oregon Cascades. * WHEN...Until 11 PM PDT Thursday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...For locations above 5500 feet, expect several feet of wet snow.

Have a winter emergency driving kit readily available. Common items to include: flashlight, batteries, blankets, a shovel, water, non-perishable food items, tire chains, etc. Be aware that walking surfaces may be slick. Walk with extra care. For the latest road conditions and chain restrictions in Oregon, call 5 1 1, or visit: www.tripcheck.com. For the latest road conditions and chain restrictions in Washington, visit: wsdot.com/travel/real-time/map

Winter Weather Advisory issued March 12 at 2:01AM PDT until March 12 at 11:00PM PDT by NWS Portland OR

Effective: Thu March 12, 2026, 2:01 AM
Expires: Thu March 12, 2026, 2:15 PM

* WHAT...Wet snow accumulations will be heavily elevation dependent. For locations between 3000 and 5000 feet, wet snow accumulations of 3 to 10 inches possible. For isolated locations between 5000 and 5500 feet near Mount Hood, accumulations of 10 to 14 inches. Gusts as high as 55 mph. * WHERE...North Oregon Cascades. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...For locations above 5500 feet, expect several feet of wet snow.

Have a winter emergency driving kit readily available. Common items to include: flashlight, batteries, blankets, a shovel, water, non-perishable food items, tire chains, etc. Be aware that walking surfaces may be slick. Walk with extra care. For the latest road conditions and chain restrictions in Oregon, call 5 1 1, or visit: www.tripcheck.com. For the latest road conditions and chain restrictions in Washington, visit: wsdot.com/travel/real-time/map

Flood Watch issued March 12 at 12:42AM PDT until March 14 at 5:39AM PDT by NWS Portland OR

Effective: Thu March 12, 2026, 12:42 AM
Expires: Thu March 12, 2026, 9:00 AM

...The Flood Watch continues for the following rivers in Oregon... Wilson River near Tillamook affecting Tillamook County Coast and North Oregon Coast Range Lowlands zones. Trask River near Tillamook affecting Tillamook County Coast and North Oregon Coast Range Lowlands zones. Johnson Creek at Sycamore affecting Inner Portland Metro zone. Pudding River at Aurora affecting East Central Willamette Valley zone. * WHAT...Flooding is possible. * WHERE...Johnson Creek at Sycamore. * WHEN...From this morning to early Saturday morning. * IMPACTS...Above 11.0 feet, minor flooding begins along Johnson Creek between SE 92nd Street to SE 122nd Street and between Johnson Creek and SE Harold Street. * ADDITIONAL DETAILS... - At 12:30 AM PDT Thursday the stage was 4.6 feet. - Forecast...Flood stage may be reached this morning. - Flood stage is 11.0 feet. - http://www.weather.gov/safety/flood

Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. If you are in the watch area, remain alert to possible flooding. Additional information is available at www.weather.gov. The next statement will be issued this morning at 900 AM PDT.

Flood Watch issued March 11 at 11:46PM PDT until March 13 at 11:00PM PDT by NWS Portland OR

Effective: Wed March 11, 2026, 11:46 PM
Expires: Thu March 12, 2026, 9:00 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northwest Oregon, including the following areas, Clackamas County Cascade Foothills, Clatsop County Coast, East Central Willamette Valley, East Portland Metro, Inner Portland Metro, Lower Columbia River, North Oregon Coast Range, North Oregon Coast Range Lowlands, Outer Southeast Portland Metro, Portland West Hills and Chehalem Mountain, Tillamook County Coast, Tualatin Valley, West Central Willamette Valley, West Columbia River Gorge I-84 Corridor and West Columbia River Gorge of Oregon above 500 ft and southwest Washington, including the following areas, Cowlitz County Lowlands, East Clark County Lowlands, Inner Vancouver Metro, North Clark County Lowlands, South Washington Cascade Foothills, West Columbia River Gorge SR 14 Corridor, Willapa Hills and Willapa and Wahkiakum Lowlands. * WHEN...Through Friday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Landslides and debris flows are possible during this flood event. People, structures, and roads located below steep slopes, in canyons, and near the mouths of canyons may be at serious risk from rapidly moving landslides. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood Warning issued March 12 at 9:01AM PDT until March 14 at 5:00AM PDT by NWS Portland OR

Effective: Thu March 12, 2026, 9:01 AM
Expires: Thu March 12, 2026, 5:15 PM

...The National Weather Service in Portland OR has issued a Flood Warning for the following rivers in Oregon... Johnson Creek at Sycamore affecting Clackamas and Multnomah Counties. * WHAT...Minor flooding is forecast. * WHERE...Johnson Creek at Sycamore. * WHEN...Until early Saturday morning. * IMPACTS...Above 11.0 feet, minor flooding begins along Johnson Creek between SE 92nd Street to SE 122nd Street and between Johnson Creek and SE Harold Street. * ADDITIONAL DETAILS... - At 8:30 AM PDT Thursday the stage was 9.4 feet. - Bankfull stage is 10.0 feet. - Forecast...The river will rise to a maximum value of 11.3 feet late this afternoon. - Flood stage is 11.0 feet. - http://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive through flooded areas. Additional information is available at www.weather.gov. The next statement will be issued by this afternoon at 515 PM PDT.