weather.gov

Home

News

Organization

Search for:  NWSAll NOAA

Point Forecast: Chatham MA  41.68N 69.96W (Elev. 13 ft)	Last Update: 3:22 pm EDT Apr 25, 2018

[hide menu]  |  Font Size: A A A

Weather Elements Fire Weather Aviation Weather Temperature (°F) Dewpoint (°F) Wind Chill (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet Fog Mixing Height  x100ftx100m Haines Index Lightning Activity Level Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-ft) Dispersion Index Ceiling Height Visibility Thunder Potential

48-Hour Period Starting: 4pm Wed, Apr 25 20185pm Wed, Apr 25 20186pm Wed, Apr 25 20187pm Wed, Apr 25 20188pm Wed, Apr 25 20189pm Wed, Apr 25 201810pm Wed, Apr 25 201811pm Wed, Apr 25 201812am Thu, Apr 26 20181am Thu, Apr 26 20182am Thu, Apr 26 20183am Thu, Apr 26 20184am Thu, Apr 26 20185am Thu, Apr 26 20186am Thu, Apr 26 20187am Thu, Apr 26 20188am Thu, Apr 26 20189am Thu, Apr 26 201810am Thu, Apr 26 201811am Thu, Apr 26 201812pm Thu, Apr 26 20181pm Thu, Apr 26 20182pm Thu, Apr 26 20183pm Thu, Apr 26 20184pm Thu, Apr 26 20185pm Thu, Apr 26 20186pm Thu, Apr 26 20187pm Thu, Apr 26 20188pm Thu, Apr 26 20189pm Thu, Apr 26 201810pm Thu, Apr 26 201811pm Thu, Apr 26 201812am Fri, Apr 27 20181am Fri, Apr 27 20182am Fri, Apr 27 20183am Fri, Apr 27 20184am Fri, Apr 27 20185am Fri, Apr 27 20186am Fri, Apr 27 20187am Fri, Apr 27 20188am Fri, Apr 27 20189am Fri, Apr 27 201810am Fri, Apr 27 201811am Fri, Apr 27 201812pm Fri, Apr 27 20181pm Fri, Apr 27 20182pm Fri, Apr 27 20183pm Fri, Apr 27 20184pm Fri, Apr 27 20185pm Fri, Apr 27 20186pm Fri, Apr 27 20187pm Fri, Apr 27 20188pm Fri, Apr 27 20189pm Fri, Apr 27 201810pm Fri, Apr 27 201811pm Fri, Apr 27 201812am Sat, Apr 28 20181am Sat, Apr 28 20182am Sat, Apr 28 20183am Sat, Apr 28 20184am Sat, Apr 28 20185am Sat, Apr 28 20186am Sat, Apr 28 20187am Sat, Apr 28 20188am Sat, Apr 28 20189am Sat, Apr 28 201810am Sat, Apr 28 201811am Sat, Apr 28 201812pm Sat, Apr 28 20181pm Sat, Apr 28 20182pm Sat, Apr 28 20183pm Sat, Apr 28 20184pm Sat, Apr 28 20185pm Sat, Apr 28 20186pm Sat, Apr 28 20187pm Sat, Apr 28 20188pm Sat, Apr 28 20189pm Sat, Apr 28 201810pm Sat, Apr 28 201811pm Sat, Apr 28 201812am Sun, Apr 29 20181am Sun, Apr 29 20182am Sun, Apr 29 20183am Sun, Apr 29 20184am Sun, Apr 29 20185am Sun, Apr 29 20186am Sun, Apr 29 20187am Sun, Apr 29 20188am Sun, Apr 29 20189am Sun, Apr 29 201810am Sun, Apr 29 201811am Sun, Apr 29 201812pm Sun, Apr 29 20181pm Sun, Apr 29 20182pm Sun, Apr 29 20183pm Sun, Apr 29 20184pm Sun, Apr 29 20185pm Sun, Apr 29 20186pm Sun, Apr 29 20187pm Sun, Apr 29 20188pm Sun, Apr 29 20189pm Sun, Apr 29 201810pm Sun, Apr 29 201811pm Sun, Apr 29 201812am Mon, Apr 30 20181am Mon, Apr 30 20182am Mon, Apr 30 20183am Mon, Apr 30 2018

Date	04/25								04/26
Hour (EDT)	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15
Temperature (°F)	49	49	49	50	51	51	51	51	51	51	51	50	50	50	50	50	51	52	53	54	55	56	56	56
Dewpoint (°F)	49	49	49	50	50	50	50	51	51	51	51	50	50	50	50	50	50	50	49	49	48	48	47	47
Wind Chill (°F)	42	42	42	43								45	46	46	46	46
Surface Wind (mph)	20	20	21	22	23	22	21	21	18	16	14	13	11	10	10	10	10	11	13	14	14	15	16	16
Wind Dir	SE	SE	SE	SE	SE	SE	S	S	S	S	S	S	S	S	S	S	S	SW	SW	SW	SW	SW	SW	SW
Gust	30	31	32	33	34	33	32	32	31	29	28	24	22
Sky Cover (%)	100	100	100	99	99	99	99	99	99	99	99	99	99	99	98	96	95	89	83	76	70	63	56	41
Precipitation Potential (%)	99	100	95	56	35	48	52	66	67	68	68	60	52	43	37	30	24	20	16	13	9	6	2	2
Relative Humidity (%)	100	100	100	100	96	96	96	100	100	100	100	100	100	100	100	100	96	93	86	83	77	74	72	72
Rain	Ocnl	Ocnl	Ocnl	Lkly	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--
Thunder	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date									04/27
Hour (EDT)	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15
Temperature (°F)	56	55	54	51	50	49	48	47	47	47	46	46	45	45	45	46	48	49	50	51	51	51	51	51
Dewpoint (°F)	46	45	45	44	43	43	43	43	43	43	43	43	43	43	43	42	42	43	43	44	44	44	44	44
Wind Chill (°F)					45	44	43	42	43	43	42	42	42	42	42	44	46	47	47
Surface Wind (mph)	17	17	17	16	15	14	11	10	9	8	7	7	6	6	6	5	5	6	8	9	9	9	9	10
Wind Dir	SW	SW	SW	SW	SW	SW	SW	W	W	W	W	W	SW	SW	SW	SW	SW	SW	S	S	S	S	S	SE
Gust	28	29
Sky Cover (%)	25	10	9	9	11	11	11	11	12	13	14	21	29	36	37	37	38	43	47	52	60	67	75	81
Precipitation Potential (%)	3	3	2	1	0	1	1	2	2	2	2	2	2	2	3	5	6	6	5	5	16	28	39	45
Relative Humidity (%)	69	69	71	77	77	80	83	86	86	86	89	89	93	93	93	86	80	80	77	77	77	77	77	77
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Hazardous Weather Regional Weather Conditions Past Weather Information Interactive Forecast Map Home

---

Webmaster NOAA's National Weather Service Norton, MA

Disclaimer Credits Glossary

Privacy Policy About Us Career Opportunities