December 5, 2023

20 Sep Weather in Cayman & Tropical Report, 1 HC, 2 Dist

Wed 20 Sep 2023


ATLANTIC Tropical Weather Outlook

Atlantic – Caribbean Sea – Gulf of Mexico
Tropical Weather Outlook (en Español*) 
800 AM EDT Wed Sep 20 2023

Hurricane Nigel


Eastern North Pacific (East of 140°W)

Tropical Weather Outlook 
500 AM EDT Wed 20 Sep 2023

Tropical Storm Kenneth


NOAA Climate Prediction Center

Weather in Cayman


Light winds and seas due to a slack pressure gradient over the northwest Caribbean will continue across the Cayman area for the next few days, supporting localized showers. Radar images show isolated showers around the Cayman area moving towards the west-northwest.

Day: Partly cloudy. Winds ESE at 10 to 15 mph. Night: Partly cloudy. Winds E at 5 to 10 mph.

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

UV: 10 VERY HIGH DOWN from yesterday. Daily Max at 11am.

Temperatures: Yesterday – Low 81.5°F, High 91.5°F  Today (Expected) – Low 80°F High 90°F

Barometer: 1012 mb 

Humidity: 84%

Rain: Last month: 11.72 in

Rain this month: 4.00 in
Last 24 hrs (since yesterday’s readings) 0.00 in. 2 days since rain, 6 rain days in Sep
2022 Season Total: 57.49 in 
2023 Season Total: 26.60 in

Chance of rain: 40%


Latest rainfall readings are from HALF WAY POND
Average rainfall in Sep: 8.2 in.
Average temperature in Sep: 77°F to 90°F
Sea Temperature in Sep: 84°F

MOON: 26% Illumination

Waxing Crescent


Grand Cayman Sun & Tides Tables Sep 2023

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.


Moderate: 3-5 Take precautions by covering up, and wearing a hat, sunglasses and sunscreen, especially if you will be outside for 30 minutes or more. Look for shade near midday when the sun is strongest.

High6-7 Protection required – UV damages the skin and can cause sunburn. Reduce time in the sun between 11 a.m. and 3 p.m. and take full precaution by seeking shade, covering up exposed skin, wearing a hat and sunglasses, and applying sunscreen.

Very High: 8-10 Extra precaution required – unprotected skin will be damaged and can burn quickly. Avoid the sun between 11 a.m. and 3 p.m. and seek shade, cover up, and wear a hat, sunglasses and sunscreen.

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.

Also see Weather In Cayman:


Moon info and graphic:

Tropical storm data and graphics from National Hurricane Center at:
Weathernerds: http://
Mikes Weather Page: https://spaghettimodels.c

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