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In Wyoming, Jackson Lake is a reservoir used for time on and around the water. Fish documented in the area include Brook Trout, Rainbow Trout, Brown Trout, and Mountain Whitefish. The water surface spans about 25,540 acres, making it a large body of water. Sitting at around 6,772 feet of elevation, it drops to a maximum depth near 438 feet. A nearby water gauge supplies level and temperature readings where available. The page brings together 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 Leigh Lake, Jenny Lake, and Yellowstone Lake. Current weather, wind, and activity conditions for Jackson Lake are updated throughout the day.
Updated
No active alerts for this lake as of the last check (Oct 9, 3:45 PM MDT). Alerts are re-checked automatically; see the official source for updates.
Overall Fair (58/100) across 4 activities. Best right now: Sailing (71/100).
How the score is calculated →Best good fishing window, averaging 87/100 across these hours. Wind 10 mph from the southwest. Dusk hours (18:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 62° | 64° | 65° | 63° | 60° | 57° | 53° | 53° | 51° | 50° | 50° | 48° | 48° | 47° | 46° | 46° | 45° | 43° | 44° | 45° | 45° | 46° | 47° | 49° |
| Wind (kts) | 11 | 11 | 11 | 9 | 10 | 12 | 12 | 10 | 11 | 11 | 12 | 13 | 14 | 13 | 12 | 9 | 9 | 9 | 9 | 14 | 13 | 13 | 13 | 12 |
| Direction | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S | S | S | S | S | S | SW | S | S | S | S | S |
| Gusts (kts) | 16 | 16 | 16 | 14 | 15 | 18 | 18 | 15 | 17 | 17 | 18 | 19 | 21 | 19 | 18 | 14 | 13 | 13 | 13 | 21 | 20 | 20 | 20 | 19 |
| Precip % | 1% | 2% | 4% | 5% | 5% | 6% | 6% | 4% | 2% | 1% | 1% | 0% | 0% | 5% | 10% | 15% | 36% | 58% | 79% | 79% | 76% | 47% | 71% | 91% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Fri, 3 PM MDT | 62°F | 13 mph SW (225°) | 18 mph | 1% | 11% | Sunny |
| Fri, 4 PM MDT | 64°F | 13 mph SW (225°) | 18 mph | 2% | 11% | Sunny |
| Fri, 5 PM MDT | 65°F | 13 mph SW (225°) | 18 mph | 4% | 28% | Mostly Sunny |
| Fri, 6 PM MDT | 63°F | 10 mph SW (225°) | 16 mph | 5% | 25% | Mostly Clear |
| Fri, 7 PM MDT | 60°F | 12 mph SW (225°) | 17 mph | 5% | 33% | Partly Cloudy |
| Fri, 8 PM MDT | 57°F | 14 mph SW (225°) | 21 mph | 6% | 45% | Partly Cloudy |
| Fri, 9 PM MDT | 53°F | 14 mph SSW (203°) | 21 mph | 6% | 49% | Partly Cloudy |
| Fri, 10 PM MDT | 53°F | 12 mph S (180°) | 17 mph | 4% | 33% | Partly Cloudy |
| Fri, 11 PM MDT | 51°F | 13 mph S (180°) | 20 mph | 2% | 31% | Partly Cloudy |
| Sat, 12 AM MDT | 50°F | 13 mph S (180°) | 20 mph | 1% | 32% | Partly Cloudy |
| Sat, 1 AM MDT | 50°F | 14 mph S (180°) | 21 mph | 1% | 41% | Partly Cloudy |
| Sat, 2 AM MDT | 48°F | 15 mph S (180°) | 22 mph | 0% | 45% | Partly Cloudy |
| Sat, 3 AM MDT | 48°F | 16 mph S (180°) | 24 mph | 0% | 54% | Mostly Cloudy |
| Sat, 4 AM MDT | 47°F | 15 mph S (180°) | 22 mph | 5% | 64% | Mostly Cloudy |
| Sat, 5 AM MDT | 46°F | 14 mph S (180°) | 21 mph | 10% | 69% | Mostly Cloudy |
| Sat, 6 AM MDT | 46°F | 10 mph S (180°) | 16 mph | 15% | 67% | Slight Chance Rain Showers |
| Sat, 7 AM MDT | 45°F | 10 mph S (180°) | 15 mph | 36% | 84% | Chance Rain Showers |
| Sat, 8 AM MDT | 43°F | 10 mph S (180°) | 15 mph | 58% | 79% | Rain Showers Likely |
| Sat, 9 AM MDT | 44°F | 10 mph SSW (203°) | 15 mph | 79% | 85% | Showers And Thunderstorms |
| Sat, 10 AM MDT | 45°F | 16 mph S (180°) | 24 mph | 79% | 77% | Showers And Thunderstorms |
| Sat, 11 AM MDT | 45°F | 15 mph S (180°) | 23 mph | 76% | 68% | Showers And Thunderstorms |
| Sat, 12 PM MDT | 46°F | 15 mph S (180°) | 23 mph | 47% | 72% | Chance Showers And Thunderstorms |
| Sat, 1 PM MDT | 47°F | 15 mph S (180°) | 23 mph | 71% | 76% | Showers And Thunderstorms Likely |
| Sat, 2 PM MDT | 49°F | 14 mph S (180°) | 22 mph | 91% | 84% | Showers And Thunderstorms |
| Sat, 3 PM MDT | 50°F | 12 mph S (180°) | 17 mph | 85% | 74% | Showers And Thunderstorms |
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) | 65° | 43° | 53° | 41° | 48° | 39° | 48° | 34° | 49° | 33° | 46° | 31° | 50° | 30° |
| Wind | SW 13 mph | SSW 10 to 16 mph | S 7 to 16 mph | ESE 3 to 8 mph | SSE 0 to 8 mph | SSE 1 to 12 mph | SSW 1 to 10 mph | SE 3 mph | SSE 2 mph | NW 3 mph | WNW 2 mph | W 3 mph | NW 1 mph | NNW 2 mph |
| Gusts | 18 mph | 24 mph | 24 mph | 12 mph | 14 mph | 24 mph | 18 mph | 9 mph | 7 mph | 12 mph | 9 mph | 12 mph | 8 mph | 8 mph |
| Precip % | 4% | 10% | 91% | 96% | 99% | 99% | 89% | 59% | 56% | 52% | 40% | 30% | 10% | 3% |
| Forecast |
Nearby river temperature: 57.9°F at SNAKE RIVER NEAR MORAN, WY (6.7 mi away) · Oct 9, 9:45 PM UTC
Poor for fishing (54/100), from 5 available inputs. Supporting this: Wind 13 mph from the southwest. 1% chance of precipitation. 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.
Fair for boating (57/100), from 4 available inputs. Supporting this: No active official alerts for this lake. Wind 13 mph from the southwest. 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.
Fair for sailing (71/100), from 4 available inputs. Supporting this: Wind 13 mph from the SW is in the preferred sailing range. No active official alerts for this lake. The forecast mentions thunderstorms, which carries a risk penalty. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Fair for kayaking (56/100), from 5 available inputs. Supporting this: No active official alerts for this lake. Wind 13 mph from the southwest. 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 WY Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
A staple of freshwater recreation in WY, Jackson Lake draws paddlers, powerboaters, and anglers seeking time on the water. The surrounding geography creates dynamic wind patterns and diverse aquatic structure suitable for sport fishing. Watercraft access and shoreline recreation areas are overseen by state and local natural resource agencies.
Valid freshwater sport fishing license issued by Wyoming Game and Fish Department (WGFD) is required for anglers age 14+. 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 Brook Trout, Rainbow Trout, Brown Trout, Mountain Whitefish. 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.
High-altitude mountain winter climate (elevation 6,772 ft MSL). Freezing temperatures, potential snowpack or ice cover, and reduced seasonal amenities. Winter safety caution advised.
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 Jackson Lake 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, 3:45 PM MDT