Chatham Hourly Forecast

Home / Local Weather & Traffic / Massachusetts / Chatham / Hour By Hour Weather - 48hr View

Next 48 Hours

High Surf Advisory In Effect From 7 Am To 7 Pm Edt Friday

...COASTAL FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON...

Overnight

Showers likely. Patchy fog. Breezy. Near steady temperature in the lower 60s. Northeast winds 20 to 25 mph with gusts up to 45 mph. Chance of rain 70 percent.

Fri, Sep 20th	Temp	Humidity	Wind (mph)	Pressure	Dew Point	Precip.
2 AM Moderate Rain UV Index: 0	64°F Feels 64°F Dew Point 62.5°F	95%	29.3 NE	29.75 inHg	62.5°F	100% Rain est. 0.14in
3 AM Overcast UV Index: 0	64°F Feels 64°F Dew Point 62.8°F	95%	29.8 NE	29.75 inHg	62.8°F	0%
4 AM Overcast UV Index: 0	64°F Feels 64°F Dew Point 62.9°F	96%	28.4 NE	29.76 inHg	62.9°F	0%
5 AM Heavy Rain UV Index: 0	64°F Feels 64°F Dew Point 62.6°F	96%	29.3 NNE	29.79 inHg	62.6°F	100% Rain est. 0.31in
6 AM Overcast UV Index: 0	64°F Feels 64°F Dew Point 62°F	95%	28.6 NNE	29.83 inHg	62°F	0%
7 AM Overcast UV Index: 4	64°F Feels 64°F Dew Point 62.2°F	95%	26.8 NE	29.85 inHg	62.2°F	0%
8 AM Moderate Rain UV Index: 4	64°F Feels 64°F Dew Point 62.3°F	95%	27.3 NNE	29.85 inHg	62.3°F	100% Rain est. 0.18in
9 AM Overcast UV Index: 4	64°F Feels 64°F Dew Point 62.6°F	95%	28.4 NE	29.87 inHg	62.6°F	0%
10 AM Overcast UV Index: 4	64°F Feels 64°F Dew Point 62.9°F	94%	29.3 NNE	29.88 inHg	62.9°F	0%
11 AM Light Rain UV Index: 4	64°F Feels 64°F Dew Point 62.7°F	94%	29.5 NNE	29.88 inHg	62.7°F	100% Rain est. 0.05in
12 PM Overcast UV Index: 4	64°F Feels 64°F Dew Point 61.9°F	93%	30 NNE	29.86 inHg	61.9°F	0%
1 PM Overcast UV Index: 4	64°F Feels 64°F Dew Point 61.3°F	93%	29.5 NNE	29.86 inHg	61.3°F	0%
2 PM Overcast UV Index: 4	63°F Feels 63°F Dew Point 61°F	92%	29.3 NNE	29.85 inHg	61°F	0%
3 PM Cloudy UV Index: 4	63°F Feels 63°F Dew Point 60.3°F	91%	29.5 NNE	29.85 inHg	60.3°F	0%
4 PM Overcast UV Index: 4	63°F Feels 63°F Dew Point 60°F	91%	30.4 NNE	29.85 inHg	60°F	0%
5 PM Overcast UV Index: 4	63°F Feels 63°F Dew Point 60.1°F	92%	30.9 NNE	29.85 inHg	60.1°F	0%
6 PM Overcast UV Index: 4	62°F Feels 62°F Dew Point 60.5°F	94%	31.1 NNE	29.86 inHg	60.5°F	0%
7 PM Overcast UV Index: 0	62°F Feels 62°F Dew Point 60.5°F	95%	30.9 NNE	29.85 inHg	60.5°F	0%
8 PM Moderate Rain UV Index: 0	62°F Feels 62°F Dew Point 60.3°F	95%	30.9 NNE	29.85 inHg	60.3°F	100% Rain est. 0.12in
9 PM Overcast UV Index: 0	63°F Feels 63°F Dew Point 61.2°F	95%	31.3 NNE	29.83 inHg	61.2°F	0%
10 PM Overcast UV Index: 0	63°F Feels 63°F Dew Point 61.8°F	95%	32 NNE	29.81 inHg	61.8°F	0%
11 PM Heavy Rain UV Index: 0	63°F Feels 63°F Dew Point 61.9°F	95%	32 NNE	29.8 inHg	61.9°F	100% Rain est. 0.32in

Friday

Showers likely, mainly in the morning. Patchy fog. Breezy with highs in the upper 60s. Northeast winds 20 to 25 mph with gusts up to 40 mph. Chance of rain 70 percent.

Friday Night

Cloudy. Showers likely, mainly in the evening. Patchy fog. Breezy with lows in the upper 50s. Northeast winds 20 to 25 mph with gusts up to 40 mph. Chance of rain 70 percent.

Sat, Sep 21st	Temp	Humidity	Wind (mph)	Pressure	Dew Point	Precip.
12 AM Overcast UV Index: 0	63°F Feels 63°F Dew Point 61.8°F	95%	31.8 NNE	29.79 inHg	61.8°F	0%
1 AM Overcast UV Index: 0	63°F Feels 63°F Dew Point 61.9°F	95%	32.4 NNE	29.78 inHg	61.9°F	0%
2 AM Moderate Rain UV Index: 0	63°F Feels 63°F Dew Point 62.1°F	95%	32 NNE	29.78 inHg	62.1°F	100% Rain est. 0.12in
3 AM Moderate Rain UV Index: 0	63°F Feels 63°F Dew Point 61.7°F	95%	31.8 NNE	29.79 inHg	61.7°F	100% Rain est. 0.11in
4 AM Moderate Rain UV Index: 0	63°F Feels 63°F Dew Point 61.5°F	95%	32 NNE	29.79 inHg	61.5°F	100% Rain est. 0.11in
5 AM Moderate Rain UV Index: 0	63°F Feels 63°F Dew Point 61.3°F	95%	32.2 NNE	29.79 inHg	61.3°F	100% Rain est. 0.11in
6 AM Moderate Rain UV Index: 0	63°F Feels 63°F Dew Point 61.2°F	95%	32.9 NNE	29.81 inHg	61.2°F	100% Rain est. 0.08in
7 AM Moderate Rain UV Index: 4	63°F Feels 63°F Dew Point 61.1°F	95%	32.4 NNE	29.81 inHg	61.1°F	100% Rain est. 0.07in
8 AM Light Rain UV Index: 4	63°F Feels 63°F Dew Point 61.1°F	95%	31.5 NNE	29.82 inHg	61.1°F	100% Rain est. 0.06in
9 AM Light Rain UV Index: 4	63°F Feels 63°F Dew Point 61.2°F	95%	30.4 NNE	29.83 inHg	61.2°F	100% Rain est. 0.07in
10 AM Light Rain UV Index: 4	63°F Feels 63°F Dew Point 61.3°F	95%	29.5 NNE	29.84 inHg	61.3°F	100% Rain est. 0.07in
11 AM Light Rain UV Index: 4	63°F Feels 63°F Dew Point 61.3°F	95%	29.1 NNE	29.84 inHg	61.3°F	100% Rain est. 0.08in
12 PM Light Rain UV Index: 4	62°F Feels 62°F Dew Point 61°F	95%	28.4 NNE	29.86 inHg	61°F	100% Rain est. 0.08in
1 PM Light Rain UV Index: 4	62°F Feels 62°F Dew Point 60.8°F	95%	27.5 NNE	29.86 inHg	60.8°F	100% Rain est. 0.08in
2 PM Light Rain UV Index: 4	62°F Feels 62°F Dew Point 60.6°F	95%	26.8 NNE	29.87 inHg	60.6°F	100% Rain est. 0.08in
3 PM Light Rain UV Index: 4	62°F Feels 62°F Dew Point 60.6°F	95%	25.9 NNE	29.88 inHg	60.6°F	100% Rain est. 0.13in
4 PM Light Rain UV Index: 4	62°F Feels 62°F Dew Point 60.6°F	95%	25.1 NNE	29.88 inHg	60.6°F	100% Rain est. 0.16in
5 PM Moderate Rain UV Index: 4	62°F Feels 62°F Dew Point 60.6°F	95%	23.9 NNE	29.88 inHg	60.6°F	100% Rain est. 0.18in
6 PM Moderate Rain UV Index: 4	62°F Feels 62°F Dew Point 60.2°F	94%	23.7 NNE	29.91 inHg	60.2°F	100% Rain est. 0.14in
7 PM Moderate Rain UV Index: 0	62°F Feels 62°F Dew Point 59.9°F	94%	23.7 NNE	29.92 inHg	59.9°F	100% Rain est. 0.12in
8 PM Light Rain UV Index: 0	62°F Feels 62°F Dew Point 59.7°F	93%	23.3 NNE	29.93 inHg	59.7°F	100% Rain est. 0.1in
9 PM Light Rain UV Index: 0	63°F Feels 63°F Dew Point 58.3°F	86%	22.6 NNE	29.94 inHg	58.3°F	100% Rain est. 0.07in
10 PM Light Rain UV Index: 0	62°F Feels 62°F Dew Point 57.6°F	82%	21.7 NNE	29.95 inHg	57.6°F	100% Rain est. 0.06in
11 PM Light Drizzle UV Index: 0	63°F Feels 63°F Dew Point 57.9°F	88%	20.1 NNE	29.97 inHg	57.9°F	100% Rain est. 0.02in

Saturday

Showers likely. Breezy with highs in the upper 60s. Northeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70 percent.

Saturday Night

Cloudy with a 50 percent chance of showers. Lows in the upper 50s. Northeast winds 15 to 20 mph with gusts up to 30 mph.

Sun, Sep 22nd	Temp	Humidity	Wind (mph)	Pressure	Dew Point	Precip.
12 AM Light Rain UV Index: 0	63°F Feels 63°F Dew Point 56.3°F	78%	19.9 NNE	29.95 inHg	56.3°F	100% Rain est. 0.03in
1 AM Light Rain UV Index: 0	63°F Feels 63°F Dew Point 56°F	78%	21.5 NNE	29.95 inHg	56°F	100% Rain est. 0.01in