⚠️ Thermal Stress Warning: Water temps exceed 68°F. Aquatic organisms under physiological stress.

San Joaquin River

Near Crows Landing USGS: 11274550 Provisional Data Last Updated: May 11, 09:44 PM Pacific Daylight Time

Current Flow

718.0 cfs
Flow Moderately Low Flow Is Steady

Water Temp

78.3 °F
Danger (68°F+)

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

  • Below average. Great for wading and technical fishing.

  • Water temperature is 78°F — above 68°F, the upper threshold typically considered suitable for cold-water species habitat.

  • Real-time flow is running well below current model projections. Conditions may be changing faster than the forecast anticipated.

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

Today's Weather

Forecast Details

Morning

At 6 AM: 56°F and Partly Cloudy, wind NW at 5 mph. By 10 AM: 77°F and Clear, wind N at 4 mph.

Afternoon/Evening

At 2 PM: 94°F and Clear, wind N at 4 mph. By 6 PM: 95°F and Clear, wind N at 7 mph.

Overnight

Dropping from 78°F at 10 PM to 64°F by 4 AM. Conditions Clear with wind N at 5 mph.

3-Day Outlook

🌘 Waning Crescent

Today, May 11

☁️

96° / 56°

Chance of Rain: 0%
🌅 5:58 AM 🌇 8:02 PM

Tuesday, May 12

☁️

96° / 62°

Chance of Rain: 1%
🌅 5:57 AM 🌇 8:03 PM

Wednesday, May 13

☁️

82° / 55°

Chance of Rain: 1%
🌅 5:56 AM 🌇 8:04 PM

Flow Trend & 7-Day Forecast

Source: USGS
Current (CFS)
7-Day Forecast
Historical Median
Normal Range (p25–p75)

7-Day Water Temperature (°F)

Source: USGS
Current (°F)
Historical Median
68°F Threshold

Nearby Gauges