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Official National Weather Service (NWS) point forecast and real-time wind conditions for Harvey Gap Reservoir (Colorado). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Hydrologic Outlook issued October 9 at 10:53AM MDT by NWS Grand Junction CO
Today: High 65°F · Low 47°F
Peak gusts: 6 mph · Lake surface chop expected
Humidity: 84% · Barometer: 29.67 inHg
USGS water monitoring available for Harvey Gap Reservoir.
Hydrologic Outlook issued October 9 at 10:53AM MDT by NWS Grand Junction CO
Poor for boating (36/100), from 4 available inputs. 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 fishing (46/100), from 5 available inputs. Supporting this: Dawn hours (05:00 local). Sky is cloudy (86% cloud cover). 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.
Poor for kayaking (36/100), from 5 available inputs. 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. Supporting this: Wind 15 mph from the east-southeast. Working against it: Air temperature 49°F. The forecast mentions thunderstorms, which carries a risk penalty. Not available from a verified source for this lake: water temperature.
| Time | Air Temp | Wind (mph) | Direction | Peak Gusts | Rain Chance | Sky & Conditions |
|---|---|---|---|---|---|---|
| 5 AM | 49°F | 15 mph | SE | ⚡ 21 mph | 43% | Chance Rain Showers |
| 6 AM | 48°F | 15 mph | SE | ⚡ 24 mph | 57% | Rain Showers Likely |
| 7 AM | 47°F | 15 mph | E | ⚡ 23 mph | 62% | Rain Showers Likely |
| 8 AM | 49°F | 20 mph | E | ⚡ 23 mph | 48% | Chance Rain Showers |
| 9 AM | 54°F | 15 mph | SE | ⚡ 23 mph | 52% | Chance Rain Showers |
| 10 AM | 56°F | 15 mph | E | ⚡ 21 mph | 26% | Chance Rain Showers |
| 11 AM | 58°F | 10 mph | SE | ⚡ 18 mph | 38% | Chance Rain Showers |
| 12 PM | 61°F | 10 mph | S | ⚡ 22 mph | 48% | Chance Showers And Thunderstorms |
| 1 PM | 63°F | 15 mph | SW | ⚡ 27 mph | 45% | Chance Showers And Thunderstorms |
| 2 PM | 64°F | 15 mph | SW | ⚡ 30 mph | 46% | Chance Showers And Thunderstorms |
| 3 PM | 65°F | 15 mph | W | ⚡ 30 mph | 52% | Chance Showers And Thunderstorms |
| 4 PM | 62°F | 15 mph | SW | ⚡ 31 mph | 71% | Showers And Thunderstorms Likely |
| 5 PM | 60°F | 15 mph | SW | ⚡ 29 mph | 53% | Chance Showers And Thunderstorms |
| 6 PM | 58°F | 15 mph | S | ⚡ 27 mph | 54% | Chance Showers And Thunderstorms |
| 7 PM | 55°F | 15 mph | S | ⚡ 31 mph | 78% | Showers And Thunderstorms |
| 8 PM | 55°F | 20 mph | SE | ⚡ 37 mph | 72% | Showers And Thunderstorms Likely |
| 9 PM | 54°F | 20 mph | S | ⚡ 39 mph | 72% | Showers And Thunderstorms Likely |
| 10 PM | 53°F | 25 mph | SE | ⚡ 39 mph | 52% | Chance Showers And Thunderstorms |
| 11 PM | 51°F | 25 mph | SE | ⚡ 37 mph | 47% | Chance Showers And Thunderstorms |
| 12 AM | 50°F | 25 mph | S | ⚡ 36 mph | 23% | Slight Chance Rain Showers |
| 1 AM | 49°F | 20 mph | S | ⚡ 33 mph | 17% | Slight Chance Rain Showers |
| 2 AM | 48°F | 20 mph | S | ⚡ 32 mph | 27% | Chance Rain Showers |
| 3 AM | 48°F | 20 mph | S | ⚡ 30 mph | 26% | Chance Rain Showers |
| 4 AM | 48°F | 20 mph | S | ⚡ 28 mph | 26% | Chance Rain Showers |
Mirror-like to gentle rippled water. Optimal conditions for paddleboarding, kayaking, swimming, and beginner water skiing or wakeboarding.
Pleasant breeze with small wavelets. Great for sailing, pleasure cruising, pontoon boats, and trolling for trout and bass.
Moderate waves with whitecaps likely. Requires skilled boat handling; kayaks, canoes, and stand-up paddleboards should stay close to sheltered bays.
Steep waves, cold spray, and hazardous open water. Avoid small craft voyages. Always check official National Weather Service lake wind advisories.
Showers and thunderstorms. Cloudy, with a low around 46. East wind around 15 mph. Chance of precipitation is 90%.
Rain showers. Cloudy, with a low around 46. East wind around 15 mph. Chance of precipitation is 90%.
A chance of rain showers. Cloudy, with a low around 45. East wind around 15 mph. Chance of precipitation is 40%.
Rain showers likely before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 65. South southeast wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Showers and thunderstorms. Mostly cloudy, with a low around 44. South southeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
A chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 62. South southwest wind 10 to 15 mph. Chance of precipitation is 50%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 42. Southeast wind 10 to 15 mph. Chance of precipitation is 70%.
Rain showers likely before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
A chance of showers and thunderstorms before midnight, then a slight chance of thunderstorms and rain and snow showers likely. Mostly cloudy, with a low around 38.
A slight chance of thunderstorms and rain and snow showers likely before noon, then a chance of thunderstorms and rain and snow showers likely. Mostly cloudy, with a high near 49.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 33.
A chance of rain and snow showers before noon, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 54.
Mostly clear, with a low around 32.
Sunny, with a high near 58.
Harvey Gap Reservoir currently reports 51°F with wind velocity near 5 mph from the N. Atmospheric forecasts and 24-hour hour-by-hour wind timelines are updated hourly from the National Weather Service gridpoint matching the lake's coordinates.
At Harvey Gap Reservoir and surrounding mountain valleys, diurnal heating of the surrounding terrain causes strong thermal pressure differentials known locally as afternoon breezes (such as the Washoe Zephyr at Lake Tahoe). Wind speeds typically peak between 1:00 PM and 5:00 PM before calming near sunset.
For stand-up paddleboarding (SUP), canoeing, and light kayaks, winds under 7 mph (light breeze) offer the safest, glassiest surface conditions. Between 8–14 mph, small wavelets develop, suitable for sailboats and powerboats. Winds exceeding 15 mph create steep whitecaps and rapid drift; winds over 21 mph warrant small craft warnings.
All weather and wind telemetry is fetched directly from the National Weather Service (NOAA - WFO GJT) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Harvey Gap Reservoir without artificial smoothing or third-party estimates.
Yes. Live hydrological sensor readings, 30-day elevation histories, full-pool benchmarks, and USGS station provenance are available on our dedicated Harvey Gap Reservoir Water Level & Temperature page.
View Harvey Gap Reservoir Water Level & Temperature →