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Official National Weather Service (NWS) point forecast and real-time wind conditions for Big Bear Lake (California). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Flood Watch issued October 9 at 12:16PM PDT until October 11 at 8:00PM PDT by NWS San Diego CA
Today: High 66°F · Low 46°F
Peak gusts: 16 mph · Lake surface chop expected
Humidity: 47% · Barometer: 29.80 inHg
Live hydrological sensor reading for Big Bear Lake.
Flood Watch issued October 9 at 12:16PM PDT until October 11 at 8:00PM PDT by NWS San Diego CA
Fair for boating (62/100), from 4 available inputs. Supporting this: Wind 10 mph from the south. 0% chance of precipitation. Working against it: Active severe alert: Flood Watch. 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.
Good for fishing (89/100), from 6 available inputs. Supporting this: Measured water temperature 74°F from a representative gauge 18.6 mi away. Provisional data. Wind 10 mph from the south. Not available from a verified source for this lake: pressure trend. Confidence is moderate (72%) because some inputs are unavailable or older than ideal.
Fair for kayaking (65/100), from 5 available inputs. Supporting this: Wind 10 mph from the south. 0% chance of precipitation. Working against it: Active severe alert: Flood Watch. Confidence is high (90%).
Fair for swimming (57/100), from 5 available inputs. Supporting this: Measured water temperature 74°F from a representative gauge 18.6 mi away. Provisional data. 0% chance of precipitation. Working against it: Active severe alert: Flood Watch. Confidence is moderate (75%) because some inputs are unavailable or older than ideal.
| Time | Air Temp | Wind (mph) | Direction | Peak Gusts | Rain Chance | Sky & Conditions |
|---|---|---|---|---|---|---|
| 4 PM | 66°F | 10 mph | S | ⚡ 20 mph | 0% | Sunny |
| 5 PM | 64°F | 10 mph | SW | ⚡ 20 mph | 0% | Sunny |
| 6 PM | 60°F | 10 mph | S | ⚡ 17 mph | 0% | Clear |
| 7 PM | 56°F | 10 mph | S | ⚡ 16 mph | 0% | Clear |
| 8 PM | 53°F | 10 mph | S | ⚡ 16 mph | 0% | Clear |
| 9 PM | 52°F | 10 mph | S | ⚡ 15 mph | 0% | Clear |
| 10 PM | 50°F | 10 mph | S | ⚡ 16 mph | 0% | Clear |
| 11 PM | 50°F | 10 mph | S | ⚡ 17 mph | 0% | Mostly Clear |
| 12 AM | 49°F | 10 mph | S | ⚡ 17 mph | 0% | Mostly Clear |
| 1 AM | 48°F | 10 mph | S | ⚡ 17 mph | 0% | Mostly Clear |
| 2 AM | 48°F | 10 mph | SW | ⚡ 15 mph | 0% | Mostly Cloudy |
| 3 AM | 48°F | 10 mph | S | ⚡ 15 mph | 0% | Mostly Cloudy |
| 4 AM | 48°F | 10 mph | S | ⚡ 15 mph | 0% | Mostly Cloudy |
| 5 AM | 48°F | 10 mph | S | ⚡ 15 mph | 0% | Cloudy |
| 6 AM | 46°F | 10 mph | S | ⚡ 16 mph | 0% | Cloudy |
| 7 AM | 47°F | 10 mph | S | ⚡ 15 mph | 0% | Cloudy |
| 8 AM | 47°F | 10 mph | S | ⚡ 18 mph | 0% | Cloudy |
| 9 AM | 53°F | 10 mph | S | ⚡ 17 mph | 0% | Cloudy |
| 10 AM | 58°F | 10 mph | S | ⚡ 20 mph | 0% | Cloudy |
| 11 AM | 59°F | 10 mph | S | ⚡ 20 mph | 3% | Cloudy |
| 12 PM | 60°F | 10 mph | S | ⚡ 20 mph | 3% | Cloudy |
| 1 PM | 60°F | 10 mph | S | ⚡ 18 mph | 3% | Cloudy |
| 2 PM | 60°F | 15 mph | S | ⚡ 21 mph | 3% | Cloudy |
| 3 PM | 59°F | 15 mph | S | ⚡ 25 mph | 3% | Cloudy |
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.
Sunny, with a high near 70. Southwest wind around 10 mph, with gusts as high as 20 mph.
Partly cloudy, with a low around 46. South wind around 10 mph.
A chance of rain showers after 5pm. Cloudy, with a high near 61. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Rain showers. Cloudy, with a low around 41. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Rain showers. Cloudy, with a high near 51. South wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Rain showers likely before 5am, then rain and snow showers. Cloudy, with a low around 33. Chance of precipitation is 90%.
Rain and snow showers. Mostly cloudy, with a high near 43.
Rain and snow showers likely. Mostly cloudy, with a low around 29.
A chance of rain and snow showers before 5pm. Mostly sunny, with a high near 46.
Mostly clear, with a low around 31.
Sunny, with a high near 53.
Clear, with a low around 35.
Sunny, with a high near 59.
Clear, with a low around 38.
Big Bear Lake currently reports 67°F with wind velocity near 14 mph from the SW. 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 Big Bear Lake 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 SGX) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Big Bear Lake 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 Big Bear Lake Water Level & Temperature page.
View Big Bear Lake Water Level & Temperature →