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Official National Weather Service (NWS) point forecast and real-time wind conditions for Lago Guajataca (Puerto Rico). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Today: High 88°F · Low 70°F
Peak gusts: 16 mph · Lake surface chop expected
Humidity: 84% · Barometer: 29.90 inHg
USGS water monitoring available for Lago Guajataca.
Fair for boating (67/100), from 4 available inputs. Supporting this: Wind 9 mph from the east. Gusts to 10 mph. 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 fishing (68/100), from 5 available inputs. Supporting this: Wind 9 mph from the east. Dusk hours (19:00 local). 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 kayaking (67/100), from 5 available inputs. Supporting this: Wind 9 mph from the east. Gusts to 10 mph. 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: No active official alerts for this lake. Air temperature 77°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 |
|---|---|---|---|---|---|---|
| 7 PM | 77°F | 9 mph | E | ⚡ 10 mph | 0% | Clear |
| 8 PM | 76°F | 9 mph | E | ⚡ 10 mph | 0% | Clear |
| 9 PM | 75°F | 8 mph | E | ⚡ 9 mph | 1% | Mostly Clear |
| 10 PM | 74°F | 8 mph | E | ⚡ 9 mph | 1% | Mostly Clear |
| 11 PM | 73°F | 7 mph | E | ⚡ 8 mph | 1% | Mostly Clear |
| 12 AM | 73°F | 7 mph | E | ⚡ 8 mph | 3% | Mostly Clear |
| 1 AM | 72°F | 6 mph | E | ⚡ 7 mph | 3% | Mostly Clear |
| 2 AM | 71°F | 6 mph | E | ⚡ 7 mph | 3% | Mostly Clear |
| 3 AM | 71°F | 6 mph | E | ⚡ 7 mph | 20% | Isolated Rain Showers |
| 4 AM | 70°F | 7 mph | E | ⚡ 8 mph | 20% | Isolated Rain Showers |
| 5 AM | 70°F | 7 mph | E | ⚡ 8 mph | 20% | Isolated Rain Showers |
| 6 AM | 73°F | 8 mph | E | ⚡ 9 mph | 3% | Sunny |
| 7 AM | 77°F | 8 mph | E | ⚡ 9 mph | 3% | Sunny |
| 8 AM | 81°F | 8 mph | E | ⚡ 9 mph | 3% | Sunny |
| 9 AM | 83°F | 9 mph | E | ⚡ 10 mph | 2% | Sunny |
| 10 AM | 86°F | 10 mph | E | ⚡ 12 mph | 2% | Sunny |
| 11 AM | 87°F | 12 mph | E | ⚡ 13 mph | 2% | Sunny |
| 12 PM | 88°F | 12 mph | E | ⚡ 13 mph | 40% | Scattered Showers And Thunderstorms |
| 1 PM | 89°F | 12 mph | E | ⚡ 13 mph | 40% | Scattered Showers And Thunderstorms |
| 2 PM | 89°F | 12 mph | NE | ⚡ 13 mph | 40% | Scattered Showers And Thunderstorms |
| 3 PM | 87°F | 12 mph | E | ⚡ 13 mph | 40% | Scattered Showers And Thunderstorms |
| 4 PM | 83°F | 12 mph | E | ⚡ 15 mph | 40% | Scattered Showers And Thunderstorms |
| 5 PM | 80°F | 12 mph | E | ⚡ 16 mph | 40% | Scattered Showers And Thunderstorms |
| 6 PM | 78°F | 12 mph | E | ⚡ 15 mph | 0% | Clear |
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.
Isolated rain showers after 3am. Mostly clear, with a low around 70. East wind 6 to 9 mph. Chance of precipitation is 20%.
Scattered showers and thunderstorms after noon. Mostly sunny. High near 89, with temperatures falling to around 80 in the afternoon. Heat index values as high as 103. East northeast wind 8 to 12 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Mostly clear, with a low around 70. East wind 7 to 12 mph.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. East northeast wind around 8 mph. Chance of precipitation is 70%.
Clear, with a low around 69. East wind around 7 mph.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. East wind 1 to 7 mph. Chance of precipitation is 70%.
Mostly clear, with a low around 70. East wind 1 to 6 mph.
Showers and thunderstorms after noon. Partly sunny, with a high near 89. East wind 2 to 6 mph. Chance of precipitation is 80%.
Mostly clear, with a low around 70. East southeast wind around 5 mph.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
Mostly clear, with a low around 71.
Scattered rain showers after noon. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Isolated rain showers. Partly cloudy, with a low around 70.
Isolated rain showers after noon. Sunny, with a high near 89.
Lago Guajataca currently reports 80°F with wind velocity near 6 mph from the NE. 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 Lago Guajataca 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 SJU) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Lago Guajataca 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 Lago Guajataca Water Level & Temperature page.
View Lago Guajataca Water Level & Temperature →