WEATHER FORECAST :
- Cloudy skies with isolated to scattered showers varying from light to moderate, and intermittent rain can be expected over Regions 2 to 10. Isolated thundershowers are likely over Regions 7 and 10. Improvements are expected over Coastal areas during the afternoon. All remaining Regions can expect partly cloudy skies with isolated to scattered showers. Rainfall is expected to be between 5.0 mm and 35.0 mm over Regions 2 to 10 and between 0.0 mm and 10.0 mm elsewhere.
TIDE INFORMATION:
- High Tide 20:37 hrs. at a Height of 2.62 m....... Low Tide: 02:10 hrs at a Height of 1.05 m
SEA CONDITIONS :
- Moderate easterly seas with swells reaching 2.0 to 2.5 meters in pen waters. -These waves will likely have periods of between 8 and 9 seconds. - Gentle to moderate north-easterly to easterly breeze.
Severe Weather Advisory
- Given observed and current conditions, the soil has already reached saturation, and any additional rainfall is highly likely to result in or exacerbate flooding in flood-prone areas. Landslides may also occur in hilly areas. Areas with thundershowers may also experience lightning and strong winds. Residents are asked to take necessary precautions to safeguard against possible flooding, mudslides, heavy winds, and lightning damage.
Marine Advisory:
- None at this time
Tonight
Thursday
May 21, 2026
Mostly cloudy with frequent showers and thunderstorms over Southern Guyana. Partly cloudy to cloudy elsewhere.
Rainfall :
30.0 mm to 50.0 mm over Southern Guyana mm
Winds :
Gentle to moderate north easterly to easterly breeze.
Temp (C) :
22 to 24 (Coast)
19 to 22 (Other Areas)
3 Days Forecast
Friday
May 22, 2026
Cloudy skies with isolated to scattered showers and rain. Improvements expected over Coastal Guyana during the afternoon.
Rainfall :
5.0 to 40 mm
Max temp (C) :
28 to 31 (Coast)
28 to 31 (Other Areas)
Min temp (C) :
22 to 24 (Coast)
20 to 23 (Other Areas)
Saturday
May 23, 2026
Overcast skies with widespread showers, continuous rain and scattered thundershowers,
Rainfall :
30.0 to 100.0 mm
Max temp (C) :
26 to 28 (Coast)
27 to 29 (Other Areas)
Min temp (C) :
22 to 24 (Coast)
19 to 22 (Other Areas)
Sunday
May 24, 2026
Cloudy skies with scattered showers and periods of rain.
Rainfall :
10.0 to 50.0 mm
Max temp (C) :
27 to 29 (Coast)
29 to 31 (Other Areas)
Min temp (C) :
22 to 24 (Coast)
19 to 22 (Other Areas)
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News and Events
Hydrometeorological Service celebrates 60 years of existence
October 4, 2025
THE Hydrometeorological Service of Guyana under the Ministry of Agriculture,
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August 28, 2024
Above-Normal Temperatures Expected Across Guyana from September to November2024: Potential
Gov’t working to upgrade weather forecast system
May 25, 2024
–Minister Mustapha says; laments farmers, agriculture most affected by unpredictable
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