Napa River

Near Napa USGS: 11458000 Provisional Data Last Updated: May 11, 09:44 PM Pacific Daylight Time

Current Flow

40.8 cfs

Flow Conditions Normal Flow Is Steady

No Water Temp Probe

Expected Weather

Temp --°F

Wind -- mph

Rain Chance --%

Pressure -- hPa

Location

Historical context for today's date: 25th–75th Percentile — typical for this time of year

System Insights

Typical seasonal flows. Ideal for most activities.

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

Today's Weather

Forecast Details

Morning

At 6 AM: 53°F and Overcast, wind SW at 2 mph. By 10 AM: 61°F and Partly Cloudy, wind SW at 2 mph.

Afternoon/Evening

At 2 PM: 81°F and Mainly Clear, wind S at 4 mph. By 6 PM: 81°F and Clear, wind S at 7 mph.

Overnight

Dropping from 60°F at 10 PM to 51°F by 4 AM. Conditions Clear with wind S at 4 mph.

3-Day Outlook

🌘 Waning Crescent

Today, May 11

🌫️

86° / 53°

Chance of Rain: 1%

🌅 6:01 AM 🌇 8:10 PM

Tuesday, May 12

🌫️

76° / 50°

Chance of Rain: 1%

🌅 6:00 AM 🌇 8:10 PM

Wednesday, May 13

☀️

77° / 50°

Chance of Rain: 0%

🌅 5:59 AM 🌇 8:11 PM

7-Day Flow History

Source: USGS

Current (CFS)

Historical Median

Normal Range (p25–p75)

7-Day Water Temperature (°F)