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In Colorado, Harvey Gap Reservoir is a reservoir used for time on and around the water. It covers roughly 190 surface acres. Fish documented in the area include Yellow Perch, Brown Trout, Smallmouth Bass, and Rainbow Trout. For this location, LakeRadar tracks an hourly and 7-day forecast, wind and gust outlook, water readings, fishing conditions, and activity scores for boating, paddling, and swimming. Nearby alternatives include Rifle Gap Reservoir, Vega Reservoir, and Ruedi Reservoir. A nearby water gauge supplies level and temperature readings where available. Use the conditions and forecast on this page to decide when to go boating, fishing, or paddling at Harvey Gap Reservoir.
Updated
Alerts are published by official agencies and shown verbatim. View the official alert source.
Hydrologic Outlook issued October 9 at 10:53AM MDT by NWS Grand Junction CO
Overall Very Poor / Avoid (34/100) across 4 activities. Best right now: Sailing (48/100).
How the score is calculated →Best fair fishing window, averaging 71/100 across these hours. Dawn hours (06:00 local). Sky is cloudy (83% cloud cover). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 49° | 49° | 49° | 49° | 48° | 48° | 47° | 49° | 54° | 56° | 58° | 61° | 63° | 64° | 65° | 62° | 60° | 58° | 55° | 55° | 54° | 53° | 51° | 50° |
| Wind (kts) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 17 | 13 | 13 | 9 | 9 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 17 | 17 | 22 | 22 | 22 |
| Direction | E | E | E | E | SE | SE | E | E | SE | E | SE | S | SW | SW | W | SW | SW | S | S | SE | S | SE | SE | S |
| Gusts (kts) | 19 | 18 | 17 | 17 | 18 | 21 | 20 | 20 | 20 | 18 | 16 | 19 | 23 | 26 | 26 | 27 | 25 | 23 | 27 | 32 | 34 | 34 | 32 | 31 |
| Precip % | 89% | 83% | 56% | 42% | 43% | 57% | 62% | 48% | 52% | 26% | 38% | 48% | 45% | 46% | 52% | 71% | 53% | 54% | 78% | 72% | 72% | 52% | 47% | 23% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Sun, 1 AM MDT | 49°F | 15 mph E (90°) | 22 mph | 89% | 93% | Rain Showers |
| Sun, 2 AM MDT | 49°F | 15 mph E (90°) | 21 mph | 83% | 92% | Rain Showers |
| Sun, 3 AM MDT | 49°F | 15 mph E (90°) | 20 mph | 56% | 92% | Rain Showers Likely |
| Sun, 4 AM MDT | 49°F | 15 mph E (90°) | 20 mph | 42% | 87% | Chance Rain Showers |
| Sun, 5 AM MDT | 48°F | 15 mph ESE (113°) | 21 mph | 43% | 84% | Chance Rain Showers |
| Sun, 6 AM MDT | 48°F | 15 mph ESE (113°) | 24 mph | 57% | 83% | Rain Showers Likely |
| Sun, 7 AM MDT | 47°F | 15 mph E (90°) | 23 mph | 62% | 93% | Rain Showers Likely |
| Sun, 8 AM MDT | 49°F | 20 mph E (90°) | 23 mph | 48% | 81% | Chance Rain Showers |
| Sun, 9 AM MDT | 54°F | 15 mph ESE (113°) | 23 mph | 52% | 80% | Chance Rain Showers |
| Sun, 10 AM MDT | 56°F | 15 mph E (90°) | 21 mph | 26% | 71% | Chance Rain Showers |
| Sun, 11 AM MDT | 58°F | 10 mph ESE (113°) | 18 mph | 38% | 60% | Chance Rain Showers |
| Sun, 12 PM MDT | 61°F | 10 mph S (180°) | 22 mph | 48% | 65% | Chance Showers And Thunderstorms |
| Sun, 1 PM MDT | 63°F | 15 mph SSW (203°) | 27 mph | 45% | 63% | Chance Showers And Thunderstorms |
| Sun, 2 PM MDT | 64°F | 15 mph SSW (203°) | 30 mph | 46% | 64% | Chance Showers And Thunderstorms |
| Sun, 3 PM MDT | 65°F | 15 mph WSW (248°) | 30 mph | 52% | 68% | Chance Showers And Thunderstorms |
| Sun, 4 PM MDT | 62°F | 15 mph SSW (203°) | 31 mph | 71% | 81% | Showers And Thunderstorms Likely |
| Sun, 5 PM MDT | 60°F | 15 mph SSW (203°) | 29 mph | 53% | 69% | Chance Showers And Thunderstorms |
| Sun, 6 PM MDT | 58°F | 15 mph S (180°) | 27 mph | 54% | 69% | Chance Showers And Thunderstorms |
| Sun, 7 PM MDT | 55°F | 15 mph S (180°) | 31 mph | 78% | 86% | Showers And Thunderstorms |
| Sun, 8 PM MDT | 55°F | 20 mph ESE (113°) | 37 mph | 72% | 82% | Showers And Thunderstorms Likely |
| Sun, 9 PM MDT | 54°F | 20 mph SSE (158°) | 39 mph | 72% | 82% | Showers And Thunderstorms Likely |
| Sun, 10 PM MDT | 53°F | 25 mph ESE (113°) | 39 mph | 52% | 68% | Chance Showers And Thunderstorms |
| Sun, 11 PM MDT | 51°F | 25 mph SE (135°) | 37 mph | 47% | 65% | Chance Showers And Thunderstorms |
| Mon, 12 AM MDT | 50°F | 25 mph S (180°) | 36 mph | 23% | 45% | Slight Chance Rain Showers |
| Mon, 1 AM MDT | 49°F | 20 mph SSE (158°) | 33 mph | 17% | 42% | Slight Chance Rain Showers |
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 | Overnight October 11, 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 | Friday October 16, 2026 | Friday Night October 16, 2026 | Saturday October 17, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 46° | 65° | 44° | 62° | 42° | 57° | 38° | 49° | 33° | 54° | 32° | 58° | 34° | 60° |
| Wind | E 15 mph | SSE 10 to 20 mph | SSE 15 to 25 mph | SSW 10 to 15 mph | SE 10 to 15 mph | SSW 10 to 15 mph | W 0 to 5 mph | W 5 to 10 mph | S 0 to 5 mph | SW 0 to 5 mph | N 5 mph | S 0 to 5 mph | 0 mph | S 0 to 5 mph |
| Gusts | 22 mph | 35 mph | 40 mph | 24 mph | 22 mph | 22 mph | 15 mph | 17 mph | 9 mph | 14 mph | 12 mph | 9 mph | 6 mph | 6 mph |
| Precip % | 89% | 71% | 78% | 51% | 65% | 61% | 74% | 67% | 51% | 27% | 13% | 6% | 8% | 6% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to Harvey Gap Reservoir. Not available from a verified source for this lake.
Very Poor / Avoid for fishing (32/100), from 5 available inputs. Supporting this: Sky is overcast (93% cloud cover). Working against it: 89% chance of precipitation is likely. The forecast mentions thunderstorms, which carries a risk penalty. 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 (29/100), from 4 available inputs. Working against it: 89% chance of precipitation is likely. The forecast mentions thunderstorms, which carries a risk penalty. 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.
Poor for sailing (48/100), from 4 available inputs. Supporting this: Wind 15 mph from the E is in the preferred sailing range. Gusts exceed sustained wind by 7 mph, making the breeze puffy. Working against it: 89% chance of precipitation is likely. The forecast mentions thunderstorms, which carries a risk penalty. 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. Working against it: 89% chance of precipitation is likely. The forecast mentions thunderstorms, which carries a risk penalty. 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 CO Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Harvey Gap Reservoir offers an inviting freshwater retreat in CO, overseen by state and local natural resource agencies. Its waters provide ample room for watersports, pontoon cruising, and quiet morning paddle trips along sheltered bays. Staying updated on real-time streamflow and meteorological conditions ensures a smooth trip on the water.
Valid freshwater sport fishing license issued by Colorado Parks and Wildlife (CPW) 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.
Low-wake cruising, electric-troll fishing craft, and quiet-water exploration. Target gamefish include Yellow Perch, Brown Trout, Smallmouth Bass, 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 Harvey Gap 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 11, 1:48 AM MDT