National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.


SPRAGUE RIVER - CHILOQUIN (CHSO3)
Latitude: 42.58º NLongitude: 121.85º WElevation: 4202 Feet
Location: Klamath County in OregonBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Jun 07, 2025 at 8:27 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 and are based on mean daily flow.
Long-Range Build-Your-Own Products               Product InformationCSV Ensemble Files (Data in kcfs):  CHSO3
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Official 7 Day National Weather Service Forecast   (ORZ029)
Today: Sunny. Highs in the mid 80s to lower 90s. Northeast winds around 5 mph shifting to the southeast late This Morning, then shifting to the southwest This Afternoon.

Tonight: Clear. Lows in the mid 40s to mid 50s. Northwest winds 5 to 10 mph shifting to the north well after midnight.

Sunday: Sunny. A 10 percent chance of thunderstorms in the afternoon. Highs in the mid 80s to lower 90s. Northwest winds around 5 mph.

Sunday Night: Mostly clear. Slight chance of thunderstorms in the evening. Lows in the lower 50s to lower 60s. Northwest winds 5 to 10 mph shifting to the north well after midnight.

Monday: Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs in the mid 80s to lower 90s. Northeast winds around 5 mph shifting to the west in the afternoon.

Monday Night: Partly cloudy with a slight chance of thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 50s to lower 60s.

Tuesday: Sunny in the morning, then mostly cloudy with a chance of showers and slight chance of thunderstorms in the afternoon. Highs in the lower to mid 80s.

Tuesday Night: Partly cloudy with a slight chance of thunderstorms. Cooler. Lows in the mid 40s to mid 50s.

Wednesday and Wednesday Night: Clear. Highs in the mid 70s to lower 80s. Lows in the mid 40s to mid 50s.

Thursday through Friday: Clear. Highs in the lower to mid 70s. Lows in the lower 40s to lower 50s.