Mad River

Near Arcata USGS: 11481000 Provisional Data Last Updated: May 11, 09:00 PM Pacific Daylight Time

Current Flow

227.0 cfs
Flow Moderately Low Flow Is Steady Below 25th Percentile
No Water Temp Probe

Expected Weather

Temp --°F
Wind -- mph
Rain Chance --%
Pressure -- hPa

Location

System Insights

  • Below average. Great for wading and technical fishing.

  • Flow has fallen from within the 25th–75th percentile range to below the 25th percentile over the past 7 days (382.0 → 227.0 cfs).

Verify access, permits, and local conditions before entering any waterway.

Today's Weather

Forecast Details

Morning

At 6 AM: 50°F and Overcast, wind S at 2 mph. By 10 AM: 57°F and Fog, wind NW at 2 mph.

Afternoon/Evening

At 2 PM: 61°F and Overcast, wind NW at 6 mph. By 6 PM: 58°F and Fog, wind NW at 5 mph.

Overnight

Dropping from 53°F at 10 PM to 51°F by 4 AM. Conditions Fog with wind E at 1 mph.

3-Day Outlook

🌘 Waning Crescent

Today, May 11

🌫️

61° / 50°

Chance of Rain: 0%
🌅 6:02 AM 🌇 8:23 PM

Tuesday, May 12

🌫️

58° / 50°

Chance of Rain: 2%
🌅 6:01 AM 🌇 8:24 PM

Wednesday, May 13

🌫️

61° / 45°

Chance of Rain: 35%
🌅 6:00 AM 🌇 8:25 PM

Flow Trend & 7-Day Forecast

Source: USGS
Current (CFS)
7-Day Forecast
Historical Median
Normal Range

7-Day Water Temperature (°F)

Source: USGS

Temperature Data Unavailable

The USGS does not maintain an active temperature probe at this gauge location.

Nearby Gauges