Updated
O'Brien Creek
River
Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 55°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 55°F, cold enough to cause cold-water shock on sudden immersion.
- Flow is below the 25th percentile for Aug 24 (median 3,710 ft³/s over 55 years).
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Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 55°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 55°F, cold enough to cause cold-water shock on sudden immersion. — USGS gauge 12181000, as of Aug 23, 5:15 PM gauge-local time
- Flow is below the 25th percentile for Aug 24 (median 3,710 ft³/s over 55 years). — USGS daily streamflow statistics, as of Aug 23, 5:15 PM gauge-local time
- Heavy rain today can raise bacteria levels near outfalls and river mouths.
Flow is low for this date — below the 25th percentile for Aug 24 (median 3,710 ft³/s over 55 years).
No official beach-advisory feed for Washington yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge SKAGIT RIVER AT MARBLEMOUNT, WA (3.9 mi away), as of Aug 23, 5:15 PM gauge-local time.
Weather at O'Brien Creek
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Frequently asked questions
- Where is O'Brien Creek?
- O'Brien Creek is a river in Washington.
- What is the water temperature at O'Brien Creek?
- As of August 23, 2026, the water temperature at O'Brien Creek in Washington is 55°F (13°C), measured by USGS gauge 12181000, 3.9 miles away.
- Can you swim at O'Brien Creek?
- Cold water — serious cold-shock risk today: water temperature is 55°F, cold enough to cause cold-water shock on sudden immersion. Checked August 23, 2026.
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