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Griswold Weather Warning NWS WEATHER ALERT FOR THE GRISWOLD, CT AREA - FLOOD WATCH Issued: 230 AM EDT Sat Sep 12 2026 Griswold Weather Warning

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Griswold, CT Weather - Hour by Hour Forecast

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Griswold, CT Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Partly Cloudy. Temperature is 49°F9°C, dew point 48°F9°C, humidity 96%. Wind direction is N at 0 mph0 km/h with visibility of 10 mi16 km. Barometric pressure is 30.15 in1020 mb.
Today - Mostly sunny. Highs in the mid 70s. East winds around 5 mph, becoming south around 5 mph this afternoon... Full Forecast
Tonight - Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 50s. Southeast winds around 5 mph. Chance of rain 20 p.. Full Forecast

Griswold Hourly Weather

24 Hour Forecast Scroll
Sat, Sep 12
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Griswold, CT Hourly Weather - Clear - 6:00 AM Griswold, CT Hourly Weather - Clear - 7:00 AM Griswold, CT Hourly Weather - Clear - 8:00 AM Griswold, CT Hourly Weather - Clear - 9:00 AM Griswold, CT Hourly Weather - Clear - 10:00 AM Griswold, CT Hourly Weather - Clear - 11:00 AM Griswold, CT Hourly Weather - Clear - 12:00 PM Griswold, CT Hourly Weather - Clear - 1:00 PM Griswold, CT Hourly Weather - Clear - 2:00 PM Griswold, CT Hourly Weather - Clear - 3:00 PM Griswold, CT Hourly Weather - Clear - 4:00 PM Griswold, CT Hourly Weather - Clear - 5:00 PM Griswold, CT Hourly Weather - Clear - 6:00 PM Griswold, CT Hourly Weather - Clear - 7:00 PM Griswold, CT Hourly Weather - Clear - 8:00 PM Griswold, CT Hourly Weather - Clear - 9:00 PM Griswold, CT Hourly Weather - Mostly Cloudy - 10:00 PM Griswold, CT Hourly Weather - Mostly Cloudy - 11:00 PM Griswold, CT Hourly Weather - Mostly Cloudy - 12:00 AM Griswold, CT Hourly Weather - Cloudy - 1:00 AM Griswold, CT Hourly Weather - Cloudy - 2:00 AM Griswold, CT Hourly Weather - Cloudy - 3:00 AM Griswold, CT Hourly Weather - Cloudy - 4:00 AM Griswold, CT Hourly Weather - Cloudy - 5:00 AM
Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
50°F10°C 52°F11°C 53°F12°C 59°F15°C 64°F18°C 70°F21°C 72°F22°C 74°F23°C 76°F24°C 76°F24°C 75°F24°C 75°F24°C 72°F22°C 70°F21°C 67°F19°C 65°F18°C 64°F18°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 61°F16°C 62°F17°C 62°F17°C
- - - - - - - - - - - - - - - - - - - - - Rain Rain Rain
0% 0% 0% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 5% 5% 5% 5% 5% 5% 64% 64% 64%
49°F9°C 50°F10°C 51°F11°C 51°F11°C 52°F11°C 52°F11°C 52°F11°C 51°F11°C 51°F11°C 52°F11°C 52°F11°C 53°F12°C 54°F12°C 56°F13°C 57°F14°C 57°F14°C 58°F14°C 58°F14°C 58°F14°C 59°F15°C 59°F15°C 60°F16°C 60°F16°C 61°F16°C
96% 93% 93% 75% 65% 53% 49% 45% 42% 43% 45% 46% 53% 61% 70% 75% 81% 87% 87% 93% 93% 97% 93% 97%
N N N NE E SSE SSE S S S S S S S S S S S S SSE SSE SSE SE SE
1 mph 0 mph 0 mph 0 mph 4 mph 4 mph 4 mph 6 mph 6 mph 6 mph 7 mph 7 mph 7 mph 4 mph 4 mph 4 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (EDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KIJD model statistics.

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Prob Precip % = Probability of Precipitation.

Griswold 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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