Today's Forecast
Updated: 19 September 2026 | 6:00 a.m.
SYNOPSIS:
Scattered showers and isolated thunderstorms are expected today becoming more frequent at times from the morning through the afternoon across the Cayman Islands during the next 24 hours due to increased moisture along with a tropical wave moving over the western Caribbean interacting with an upper-level trough. Radar imagery shows a broad area of shower activity across the Cayman area moving towards the west.
FORECAST:
Today: Cloudy skies with scattered showers and isolated thunderstorms. Showers may become locally heavy at times. Temperatures will rise near the upper 80's °F, with a heat index near 105°F. Winds will be east to southeast at 5 to 10 knots, becoming light and variable at times and with higher gusts in and around showers. Seas will be slight with wave heights of 1 to 3 feet.
Tonight: Cloudy skies with a 60% chance of showers and some isolated thunderstorms overnight. Showers may become locally heavy at times. Temperatures will fall to the upper 70s °F. Winds will be light and variable at times, becoming easterly at 5 to 10 knots overnight with higher gusts in and around showers. Seas will be slight with wave heights of 1 to 3 feet.
TIDES:
Today: Low 10:50 a.m. High 6:16 p.m.
Tomorrow: Low 12:27 a.m. High 5:33 a.m. Low 11:45 a.m. High 6:42 p.m.
SUNSET: 6:23 p.m. Today. SUNRISE: 6:14 a.m. Tomorrow.
OUTLOOK:
is for similar weather conditions expected through the start of the new week as moisture remains elevated and the upper-level trough lingers over the western Caribbean.
Forecaster
Forbes