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Prosser Creek Reservoir is a reservoir in California. At around 740 acres (about 1 square miles), it is a modest waterbody. Below you will find an hourly and 7-day forecast, wind and gust outlook, and activity scores for boating, paddling, and swimming. If you are planning a trip, Boca Reservoir, Stampede Reservoir, and Donner Lake are also nearby. Check the hourly forecast and activity outlook below before heading out to Prosser Creek Reservoir.
Updated
Alerts are published by official agencies and shown verbatim. View the official alert source.
Lake Wind Advisory issued October 9 at 12:47PM PDT until October 10 at 11:00PM PDT by NWS Reno NV
Overall Poor (47/100) across 4 activities. Best right now: Fishing (79/100).
How the score is calculated →Best good fishing window, averaging 85/100 across these hours. Wind 10 mph from the southwest. Dusk hours (20:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 75° | 74° | 72° | 66° | 61° | 56° | 53° | 50° | 48° | 47° | 45° | 44° | 42° | 40° | 38° | 36° | 36° | 41° | 50° | 58° | 62° | 63° | 63° | 64° |
| Wind (kts) | 13 | 13 | 13 | 13 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 13 | 13 | 13 | 22 | 22 | 22 | 17 | 17 |
| Direction | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gusts (kts) | 17 | 18 | 18 | 18 | 11 | 11 | 11 | 16 | 16 | 16 | 11 | 11 | 11 | 11 | 11 | 11 | 22 | 22 | 22 | 32 | 32 | 32 | 29 | 29 |
| Precip % | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Fri, 4 PM PDT | 75°F | 15 mph SW (225°) | 20 mph | 0% | 4% | Sunny |
| Fri, 5 PM PDT | 74°F | 15 mph SW (225°) | 21 mph | 0% | 2% | Sunny |
| Fri, 6 PM PDT | 72°F | 15 mph SW (225°) | 21 mph | 0% | 2% | Clear |
| Fri, 7 PM PDT | 66°F | 15 mph SW (225°) | 21 mph | 0% | 2% | Clear |
| Fri, 8 PM PDT | 61°F | 10 mph SW (225°) | 13 mph | 0% | 2% | Clear |
| Fri, 9 PM PDT | 56°F | 10 mph SW (225°) | 13 mph | 0% | 2% | Clear |
| Fri, 10 PM PDT | 53°F | 10 mph SW (225°) | 13 mph | 0% | 2% | Clear |
| Fri, 11 PM PDT | 50°F | 10 mph SW (225°) | 18 mph | 0% | 2% | Clear |
| Sat, 12 AM PDT | 48°F | 10 mph SW (225°) | 18 mph | 0% | 2% | Clear |
| Sat, 1 AM PDT | 47°F | 10 mph SW (225°) | 18 mph | 0% | 2% | Clear |
| Sat, 2 AM PDT | 45°F | 10 mph SW (225°) | 13 mph | 0% | 5% | Clear |
| Sat, 3 AM PDT | 44°F | 10 mph SW (225°) | 13 mph | 0% | 5% | Clear |
| Sat, 4 AM PDT | 42°F | 10 mph SW (225°) | 13 mph | 0% | 5% | Clear |
| Sat, 5 AM PDT | 40°F | 10 mph SW (225°) | 13 mph | 1% | 5% | Clear |
| Sat, 6 AM PDT | 38°F | 10 mph SW (225°) | 13 mph | 1% | 5% | Sunny |
| Sat, 7 AM PDT | 36°F | 10 mph SW (225°) | 13 mph | 1% | 5% | Sunny |
| Sat, 8 AM PDT | 36°F | 15 mph SW (225°) | 25 mph | 1% | 3% | Sunny |
| Sat, 9 AM PDT | 41°F | 15 mph SW (225°) | 25 mph | 1% | 3% | Sunny |
| Sat, 10 AM PDT | 50°F | 15 mph SW (225°) | 25 mph | 1% | 3% | Sunny |
| Sat, 11 AM PDT | 58°F | 25 mph SW (225°) | 37 mph | 1% | 1% | Sunny |
| Sat, 12 PM PDT | 62°F | 25 mph SW (225°) | 37 mph | 1% | 1% | Sunny |
| Sat, 1 PM PDT | 63°F | 25 mph SW (225°) | 37 mph | 1% | 1% | Sunny |
| Sat, 2 PM PDT | 63°F | 20 mph SW (225°) | 33 mph | 1% | 2% | Sunny |
| Sat, 3 PM PDT | 64°F | 20 mph SW (225°) | 33 mph | 1% | 2% | Sunny |
| Sat, 4 PM PDT | 62°F | 20 mph SW (225°) | 33 mph | 1% | 2% | Sunny |
Official National Weather Service hourly forecast. Showing 10 of 25 hours. Wind arrows point the way the wind is blowing; the compass point and degrees show where it comes from.
| Period | This Afternoon October 9, 2026 | Tonight October 9, 2026 | Saturday October 10, 2026 | Saturday Night October 10, 2026 | Sunday October 11, 2026 | Sunday Night October 11, 2026 | Columbus Day October 12, 2026 | Monday Night October 12, 2026 | Tuesday October 13, 2026 | Tuesday Night October 13, 2026 | Wednesday October 14, 2026 | Wednesday Night October 14, 2026 | Thursday October 15, 2026 | Thursday Night October 15, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 77° | 36° | 65° | 28° | 55° | 23° | 49° | 20° | 56° | 22° | 63° | 25° | 65° | 26° |
| Wind | SW 10 to 15 mph | SW 10 to 15 mph | SW 10 to 25 mph | S 0 to 20 mph | S 0 to 5 mph | NW 0 to 5 mph | NW 0 to 5 mph | N 0 to 5 mph | N 0 to 5 mph | N 0 to 5 mph | NE 0 to 5 mph | N 0 to 5 mph | NE 0 to 5 mph | NE 0 to 5 mph |
| Gusts | 21 mph | 21 mph | 40 mph | 35 mph | 9 mph | 7 mph | 10 mph | 10 mph | 10 mph | 10 mph | 10 mph | 10 mph | 10 mph | 10 mph |
| Precip % | 1% | 1% | 1% | 26% | 72% | 72% | 61% | 46% | 9% | 3% | 0% | 0% | 0% | 0% |
| Forecast |
Good for fishing (79/100), from 5 available inputs. Supporting this: 0% chance of precipitation. Afternoon hours (16:00 local). Not available from a verified source for this lake: pressure trend, water temperature. Confidence is moderate (74%) because some inputs are unavailable or older than ideal.
Very Poor / Avoid for boating (30/100), from 4 available inputs. Supporting this: 0% chance of precipitation. Working against it: Active moderate alert: Lake Wind Advisory. Lake Wind Advisory is in effect for this lake. Boating scores are capped at 30. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.
Very Poor / Avoid for sailing (30/100), from 4 available inputs. Supporting this: Wind 15 mph from the SW is in the preferred sailing range. Gusts are within 5 mph of sustained wind, so the breeze is steady. Working against it: Active moderate alert: Lake Wind Advisory. Lake Wind Advisory is in effect for this lake. Sailing scores are capped at 30. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Very Poor / Avoid for kayaking (30/100), from 5 available inputs. Supporting this: 0% chance of precipitation. Air temperature 75°F. Working against it: Active moderate alert: Lake Wind Advisory. Lake Wind Advisory is in effect for this lake. Kayaking scores are capped at 30. Confidence is high (90%).
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.
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Individual boat ramp GPS coordinates are maintained under the jurisdiction of CA Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Prosser Creek Reservoir is a picturesque freshwater reservoir in CA known for its freshwater fishing, boating access, and attractive shoreline parks. With multiple recreation sites overseen by state and local natural resource agencies, visitors enjoy comfortable access to open-water cruising and shore angling. Always observe posted speed limits and maritime right-of-way rules.
Valid freshwater sport fishing license issued by California Department of Fish and Wildlife (CDFW) is required for anglers age 16+. Digital license on mobile is accepted.
Mandatory Clean, Drain & Dry inspection. Out-of-area craft require on-site Aquatic Invasive Species (AIS Quagga/Zebra) inspection or decontamination before launch. USCG life jackets required for all.
Public shoreline and boating access managed by State & Local Authorities. Verify seasonal gate hours, launch fees, and parking rules before travel.
High-speed motorboating, pontoon cruising, wakeboarding, and water skiing across main channels. Target gamefish include Brown Trout, Green Sunfish, Kokanee Salmon, Rainbow Trout. Morning hours typically provide optimal glassy conditions for kayak and stand-up paddleboard (SUP) touring.
Warm water temperatures, peak swimming, active watersports, and open full-service campgrounds. Highest weekly attendance; plan early arrivals on summer weekends.
Spring pre-spawn and fall feeding transitions create prime trophy angling conditions. Cooler air, lower boat traffic, and vibrant seasonal shoreline foliage.
Mild year-round outdoor climate. Uncrowded waters, active winter bass and crappie fishing, and open year-round boat launch access.
No external source rows are cited by the data currently shown on this page.
Updated
Scores are heuristics, not safety guarantees. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
All telemetry for Prosser Creek Reservoir is synchronized directly from authorized federal and state monitoring networks (USGS, NWS, NOAA, and state environmental authorities). Observations are strictly instrumented readings — unmonitored sensors are transparently disclosed rather than synthetic estimates.
Last source audit: Oct 9, 4:16 PM PDT