Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

22NM SSW Fajardo PR

Marine Point Forecast

[NOTICE]
    • Today

      Today:SSE wind 8 to 10 kt. Scattered showers.   Seas around 3 ft.

      High: 81 °F

      SSE 10kt
      3ft

    • Tonight

      Tonight:SSE wind 8 to 10 kt. Scattered showers, mainly after 9pm.   Seas around 2 ft.

      Low: 77 °F

      SSE 10kt
      2ft

    • Saturday

      Saturday:SSE wind around 9 kt. Scattered showers.   Seas around 2 ft.

      High: 81 °F

      SSE 9kt
      2ft

    • Saturday Night

      Saturday Night:SSW wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers.   Seas around 2 ft.

      Low: 77 °F

      SSW 6kt⇓
      2ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming E around 6 kt in the afternoon. Scattered showers, then showers likely and possibly a thunderstorm after noon.   Seas around 2 ft.

      High: 80 °F

      ⇑E 6kt
      2ft

    • Sunday Night

      Sunday Night:NNE wind around 8 kt. Showers likely and possibly a thunderstorm.   Seas around 1 ft.

      Low: 75 °F

      NNE 8kt
      1ft

    • Monday

      Monday:ENE wind around 11 kt. Scattered showers.   Seas around 1 ft.

      High: 80 °F

      ENE 11kt
      1ft

    • Monday Night

      Monday Night:NNE wind around 11 kt. Scattered showers.   Seas around 1 ft.

      Low: 75 °F

      NNE 11kt
      1ft

    • Tuesday

      Tuesday:ENE wind 9 to 11 kt. Showers likely.   Seas around 1 ft.

      High: 80 °F

      ENE 11kt
      1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:07 am EDT Mar 20, 2026
Forecast Valid: 8am EDT Mar 20, 2026-6pm EDT Mar 26, 2026

View Nearby Observations

Detailed Forecast


Today
SSE wind 8 to 10 kt. Scattered showers. Seas around 3 ft.
Tonight
SSE wind 8 to 10 kt. Scattered showers, mainly after 9pm. Seas around 2 ft.
Saturday
SSE wind around 9 kt. Scattered showers. Seas around 2 ft.
Saturday Night
SSW wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers. Seas around 2 ft.
Sunday
Variable winds less than 5 kt becoming E around 6 kt in the afternoon. Scattered showers, then showers likely and possibly a thunderstorm after noon. Seas around 2 ft.
Sunday Night
NNE wind around 8 kt. Showers likely and possibly a thunderstorm. Seas around 1 ft.
Monday
ENE wind around 11 kt. Scattered showers. Seas around 1 ft.
Monday Night
NNE wind around 11 kt. Scattered showers. Seas around 1 ft.
Tuesday
ENE wind 9 to 11 kt. Showers likely. Seas around 1 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 18°N 65.8°W
Last Update: 2:07 am EDT Mar 20, 2026
Forecast Valid: 8am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
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