
Morning Public Forecast
GMS-PWF-MORNING
Date Issued
Sunday 21 December 2025
Valid From
06:00 AM AST Sunday 21 December 2025
Valid Until
06:00 AM AST Monday 22 December 2025
Forecast Headline
Generally fair conditions are expected across Grenada today. Moderate trade winds will maintain choppy marine conditions across coastal waters.
Synopsis
A weak Atlantic high-pressure ridge remains the dominant feature across the eastern Caribbean.
Public Forecast
31°CMaximum Temperature
24°CMinimum Temperature
ENE'ly to ESE'ly @ 12–22 mphWind
Moderate to slightly roughSea State
6-8 ftWave Heights
Northeasterly swellSwell
5:48 AMSunrise
6:23 PMSunset
10:00 AMLow Tide
4:00 PMHigh Tide
Alerts
Impact
Marine Conditions
MediumMinorBe Aware
Medium likelihood of minor marine impacts
- • Choppy seas may affect fishermen and small vessels.
- • Open-water marine activities may become uncomfortable.
Response
- • Small craft operators should exercise caution in open waters.
- • Beachgoers should remain alert to changing sea conditions.
- • Monitor updates from the Grenada Meteorological Service.