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Official National Weather Service (NWS) point forecast and real-time wind conditions for Lake Guntersville (Alabama). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Today: High 69°F · Low 59°F
Peak gusts: 22 mph · Lake surface chop expected
Humidity: 93% · Barometer: 29.90 inHg
USGS water monitoring available for Lake Guntersville.
Fair for boating (55/100), from 4 available inputs. Supporting this: No active official alerts for this lake. Working against it: Gusts to 33 mph. 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 fishing (64/100), from 5 available inputs. Supporting this: Afternoon hours (16:00 local). Sky is overcast (92% cloud cover). 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 kayaking (55/100), from 5 available inputs. Supporting this: No active official alerts for this lake. Air temperature 69°F. Working against it: Gusts to 33 mph. 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: No active official alerts for this lake. Not available from a verified source for this lake: water temperature.
| Time | Air Temp | Wind (mph) | Direction | Peak Gusts | Rain Chance | Sky & Conditions |
|---|---|---|---|---|---|---|
| 4 PM | 69°F | 20 mph | SE | ⚡ 33 mph | 42% | Chance Rain Showers |
| 5 PM | 67°F | 15 mph | S | ⚡ 35 mph | 32% | Chance Rain Showers |
| 6 PM | 67°F | 15 mph | S | ⚡ 35 mph | 22% | Slight Chance Rain Showers |
| 7 PM | 67°F | 15 mph | S | ⚡ 32 mph | 63% | Rain Showers Likely |
| 8 PM | 64°F | 15 mph | SW | ⚡ 29 mph | 60% | Rain Showers Likely |
| 9 PM | 63°F | 15 mph | SW | ⚡ 27 mph | 49% | Chance Rain Showers |
| 10 PM | 63°F | 15 mph | SW | ⚡ 24 mph | 45% | Chance Rain Showers |
| 11 PM | 62°F | 10 mph | S | ⚡ 22 mph | 47% | Chance Rain Showers |
| 12 AM | 61°F | 10 mph | S | ⚡ 20 mph | 59% | Rain Showers Likely |
| 1 AM | 61°F | 10 mph | S | ⚡ 18 mph | 66% | Rain Showers Likely |
| 2 AM | 61°F | 10 mph | S | ⚡ 18 mph | 73% | Rain Showers Likely |
| 3 AM | 61°F | 10 mph | S | ⚡ 20 mph | 49% | Chance Rain Showers |
| 4 AM | 61°F | 10 mph | S | ⚡ 20 mph | 50% | Chance Rain Showers |
| 5 AM | 60°F | 10 mph | SW | ⚡ 20 mph | 48% | Chance Rain Showers |
| 6 AM | 60°F | 10 mph | SW | ⚡ 20 mph | 36% | Chance Rain Showers |
| 7 AM | 60°F | 10 mph | SW | ⚡ 20 mph | 24% | Slight Chance Rain Showers |
| 8 AM | 59°F | 10 mph | SW | ⚡ 20 mph | 20% | Slight Chance Rain Showers |
| 9 AM | 61°F | 10 mph | SW | ⚡ 20 mph | 23% | Slight Chance Rain Showers |
| 10 AM | 64°F | 10 mph | W | ⚡ 20 mph | 30% | Chance Rain Showers |
| 11 AM | 66°F | 10 mph | W | ⚡ 21 mph | 13% | Partly Sunny |
| 12 PM | 67°F | 10 mph | W | ⚡ 22 mph | 6% | Partly Sunny |
| 1 PM | 70°F | 10 mph | W | ⚡ 22 mph | 7% | Partly Sunny |
| 2 PM | 71°F | 10 mph | W | ⚡ 23 mph | 4% | Partly Sunny |
| 3 PM | 72°F | 10 mph | W | ⚡ 23 mph | 3% | Mostly Sunny |
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.
Rain showers. Cloudy, with a high near 69. East southeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Rain showers likely. Mostly cloudy, with a high near 69. East southeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Rain showers likely. Mostly cloudy, with a low around 59. South southwest wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 11am. Mostly cloudy, with a high near 73. West southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Mostly clear, with a low around 58. West wind 0 to 5 mph.
Sunny, with a high near 84. West wind 0 to 5 mph.
Clear, with a low around 59.
Sunny, with a high near 86.
Clear, with a low around 61.
Sunny, with a high near 88.
Clear, with a low around 63.
Sunny, with a high near 86.
Mostly clear, with a low around 62.
Sunny, with a high near 81.
Lake Guntersville currently reports 64°F with wind velocity near 7 mph from the E. 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 Lake Guntersville 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 HUN) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Lake Guntersville 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 Lake Guntersville Water Level & Temperature page.
View Lake Guntersville Water Level & Temperature →