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Block Island Sound Weather Forecast

Temperature, wind, rain and more for Block Island Sound

Rhode Island, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 29
Apr		01:00

WSW
WSW

 9 / 17 mph 55 / 52°F 72% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WSW
WSW

 11 / 22 mph 51 / 47°F 78% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 5%
Most Significant Cloud Type: high
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

 14 / 29 mph 52 / 47°F 77% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: high
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

 18 / 22 mph 61 / 60°F 70% 1022 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 7%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

 20 / 23 mph 67 / 66°F 65% 1020 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSW
SSW

 21 / 25 mph 68 / 67°F 70% 1017 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 2%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 23 / 27 mph 64 / 63°F 76% 1016 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 42%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SW
SW

 22 / 26 mph 58 / 54°F 79% 1014 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 90%
Most Significant Cloud Type: medium
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 30
Apr		19:00

NNW
NNW

 9 / 19 mph 57 / 53°F 57% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 19%
Most Significant Cloud Type: high
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

N
N

 7 / 14 mph 52 / 49°F 67% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: high
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Block Island Sound:

Over the next 7 days the Block Island Sound forecast suggests the average daytime maximum temperature will be around 16°C, with a high for the week of 21°C expected on the evening of Tuesday 6th. The mean minimum temperature will be 9°C, dipping to its lowest on the morning of Tuesday 6th at 5°C. Expect the coming week to have mostly dry days although Saturday is likely to see a significant amount of rain. The indicators are that Saturday 6th will have the most precipitation with an accumulation of around 8.0mm. On the whole winds are likely to be moderate.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure