Sat 16 August 2025

TROPICAL REPORT

Atlantic Tropical Weather Outlook

Atlantic – Caribbean Sea – Gulf of Mexico
Tropical Weather Outlook  800 AM EDT Sat 16 Aug 2025 1205 UTC Sat 16 Aug 2025
IMAGE FROM NHC

Tropical Weather Outlook Text

Tropical Weather Discussion

Hurricane Erin

CATEGORY 4 ERIN CONTINUES TO RAPIDLY INTENSIFY… …OUTER RAINBANDS BEGINNING TO AFFECT THE NORTHERN LEEWARD ISLANDS

Eastern North Pacific (East of 140°W)
Tropical Weather Outlook  500 AM PDT Sat 16 Aug 2025 1005 UTC Sat 16 Aug 2025
IMAGES FROM NHC

Tropical Weather Outlook Text

Tropical Weather Discussion

NOAA Climate Prediction Center

Weather in Cayman

SYNOPSIS

Some showers are likely across the Cayman Islands today due to residual moisture over the northwest Caribbean. Light winds and smooth seas will prevail through the next few days in association with a weak pressure gradient. A decrease in moisture is expected from tomorrow bringing a lower chance for showers.

Day:  Partly cloudy. Winds NE at 5 to 10 mph.

Night:   Partly cloudy with a slight chance of thunderstorms overnight. Winds NE at 5 to 10 mph.

Chance of rain: 30%.

Sea: Smooth with a wave height of fewer than 2 feet.

Humidity: 67%

UV: 11 EXTREME (Same as yesterday). Daily Max at 11 AM

Extreme: 11+

Take full precaution. Unprotected skin will be damaged and can burn in minutes. Avoid the sun between 11 a.m. and 3 p.m., cover up, and wear a hat, sunglasses and sunscreen. Don’t forget that white sand and other bright surfaces reflect UV and increase UV exposure.

Expected temperatures: 81°F to 92°F. Yesterday: H 91.8°F  L 82.5°F

Barometer: 1014 mb

Rain: Last month: 5.46 in

Rain this month 1.41 in
Last 24 hrs (since yesterday’s readings) 0.00 in. 4 days since rain, 7 rain days in Aug
2025 Season Total: 16.75 in 
2024 Season Total: 69.91 in
Latest rainfall readings are from SOUTH SOUND.
Average rainfall in Aug: 5.8 in.
Average temperature in Aug: 86°F to 91°F
Sea Temperature in Aug: 86°F

MOON: 45% Illumination

Waning Crescent

LOCAL 6 DAY FORECAST

Grand Cayman Sun & Tides Tables August 2025

From Tides4fishing

IMPORTANT NOTICEThe times reflected in the tidal table for Grand Cayman are predictions valid as references for sports fishing in areas near the coast of Grand Cayman. THEY ARE NOT SUITABLE FOR NAVIGATION. Remember that to practice any activity at sea like diving, windsurfing and fishing from a boat or underwater fishing should always be consulted with the official tide tables of the port of Grand Cayman.

See: http://www.weather.gov.ky/portal/page?_
FOR RADAR IMAGE GO TO: https://www.weather.gov.ky/radar
Also see Weather In Cayman: http://www.weatherincayman.com
Moon info and graphic: https://www.timeanddate.com/moon/phases/uk/georgetow

Tropical storm data and graphics from National Hurricane Center at: https://www.nhc.noaa.gov/
Weathernerds: http:// https://www.weathernerds.org/
Mikes Weather Page: http://www.spaghettimodels.com