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KERN RIVER - LAKE ISABELLA (ISAC1)
Latitude:
35.65º N
Longitude:
118.48º W
Elevation:
2515 Feet
Location: Kern County in CA
River Group: San Joaquin
Issuance Time: Jul 02 2025 at 9:57 AM PDT
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

Flow data on this product are unregulated / full natural flow.
4x5-Day Probability Plot
Tabular 4 x 5-Day Streamflow Volume Data
Observed
Peak 1-Day Streamflow Volume:
(April 1 at 12 UTC to Current Date at 12 UTC)
  Observed
05/13/2025
5.1kaf
  

Forecast
Peak 1-Day Streamflow Volume:
(Current Date at 12 UTC to August 1 at 12 UTC)
10% (Max)
07/12/2025
1.6kaf
25%
07/03/2025
1.5kaf
50% (Prob)
07/03/2025
1.5kaf
75%
07/03/2025
1.5kaf
90% (Min)
07/03/2025
1.5kaf
Tabular 5-Day Volume Accumulations (1000s of Acre-Feet)
Probability07/02 to 07/0707/07 to 07/1207/12 to 07/1707/17 to 07/22
10%7.0 kaf6.7 kaf6.9 kaf5.9 kaf
25%6.9 kaf6.4 kaf6.5 kaf5.5 kaf
50%
(Median)
6.8 kaf6.1 kaf6.2 kaf5.2 kaf
75%6.8 kaf5.9 kaf5.9 kaf4.9 kaf
90%6.7 kaf5.7 kaf5.6 kaf4.7 kaf

Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ332)
Today: Sunny. Highs 88 to 94. West winds up to 10 mph increasing to 10 to 15 mph with gusts to around 30 mph in the afternoon.

Tonight: Clear. Lows in the upper 60s. West winds 10 to 15 mph with gusts to around 30 mph shifting to the northwest after midnight.

Thursday: Sunny. Highs 90 to 96. West winds up to 10 mph increasing to 15 to 20 mph with gusts to around 35 mph in the afternoon.

Thursday Night: Breezy, clear. Lows in the lower 60s. West winds 10 to 25 mph decreasing to 5 to 15 mph after midnight.

Independence Day: Breezy, sunny. Highs 84 to 90. West winds 5 to 10 mph increasing to 10 to 25 mph in the afternoon.

Friday Night through Monday: Clear. Lows 60 to 66. Highs 87 to 99.

Monday Night: Clear. Lows in the upper 60s.

Tuesday: Sunny. Highs 95 to 101.