Point Forecast: Acton MA  42.48N 71.43W (Elev. 207 ft)	Last Update: 2:55 pm EDT Mar 16, 2026

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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 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: 2am Tue, Mar 17 20263am Tue, Mar 17 20264am Tue, Mar 17 20265am Tue, Mar 17 20266am Tue, Mar 17 20267am Tue, Mar 17 20268am Tue, Mar 17 20269am Tue, Mar 17 202610am Tue, Mar 17 202611am Tue, Mar 17 202612pm Tue, Mar 17 20261pm Tue, Mar 17 20262pm Tue, Mar 17 20263pm Tue, Mar 17 20264pm Tue, Mar 17 20265pm Tue, Mar 17 20266pm Tue, Mar 17 20267pm Tue, Mar 17 20268pm Tue, Mar 17 20269pm Tue, Mar 17 202610pm Tue, Mar 17 202611pm Tue, Mar 17 202612am Wed, Mar 18 20261am Wed, Mar 18 20262am Wed, Mar 18 20263am Wed, Mar 18 20264am Wed, Mar 18 20265am Wed, Mar 18 20266am Wed, Mar 18 20267am Wed, Mar 18 20268am Wed, Mar 18 20269am Wed, Mar 18 202610am Wed, Mar 18 202611am Wed, Mar 18 202612pm Wed, Mar 18 20261pm Wed, Mar 18 20262pm Wed, Mar 18 20263pm Wed, Mar 18 20264pm Wed, Mar 18 20265pm Wed, Mar 18 20266pm Wed, Mar 18 20267pm Wed, Mar 18 20268pm Wed, Mar 18 20269pm Wed, Mar 18 202610pm Wed, Mar 18 202611pm Wed, Mar 18 202612am Thu, Mar 19 20261am Thu, Mar 19 20262am Thu, Mar 19 20263am Thu, Mar 19 20264am Thu, Mar 19 20265am Thu, Mar 19 20266am Thu, Mar 19 20267am Thu, Mar 19 20268am Thu, Mar 19 20269am Thu, Mar 19 202610am Thu, Mar 19 202611am Thu, Mar 19 202612pm Thu, Mar 19 20261pm Thu, Mar 19 20262pm Thu, Mar 19 20263pm Thu, Mar 19 20264pm Thu, Mar 19 20265pm Thu, Mar 19 20266pm Thu, Mar 19 20267pm Thu, Mar 19 20268pm Thu, Mar 19 20269pm Thu, Mar 19 202610pm Thu, Mar 19 202611pm Thu, Mar 19 202612am Fri, Mar 20 20261am Fri, Mar 20 20262am Fri, Mar 20 20263am Fri, Mar 20 20264am Fri, Mar 20 20265am Fri, Mar 20 20266am Fri, Mar 20 20267am Fri, Mar 20 20268am Fri, Mar 20 20269am Fri, Mar 20 202610am Fri, Mar 20 202611am Fri, Mar 20 202612pm Fri, Mar 20 20261pm Fri, Mar 20 20262pm Fri, Mar 20 20263pm Fri, Mar 20 20264pm Fri, Mar 20 20265pm Fri, Mar 20 20266pm Fri, Mar 20 20267pm Fri, Mar 20 20268pm Fri, Mar 20 20269pm Fri, Mar 20 202610pm Fri, Mar 20 202611pm Fri, Mar 20 202612am Sat, Mar 21 20261am Sat, Mar 21 20262am Sat, Mar 21 20263am Sat, Mar 21 20264am Sat, Mar 21 20265am Sat, Mar 21 20266am Sat, Mar 21 20267am Sat, Mar 21 20268am Sat, Mar 21 20269am Sat, Mar 21 202610am Sat, Mar 21 202611am Sat, Mar 21 202612pm Sat, Mar 21 20261pm Sat, Mar 21 2026

Date	03/17																						03/18
Hour (EDT)	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01
Temperature (°F)	61	60	57	54	47	43	40	39	40	41	43	42	43	43	41	40	38	36	33	31	29	28	27	26
Dewpoint (°F)	58	55	52	48	42	37	33	29	25	22	20	19	17	15	14	13	13	12	12	12	11	9	8	8
Wind Chill (°F)					41	36	33	31	33	33	36	35	36	36	34	33	31	29	25	23	20	19	18	18
Surface Wind (mph)	20	16	15	14	14	13	13	13	13	14	14	14	14	13	13	11	10	10	9	9	9	9	9	8
Wind Dir	S	S	SW	SW	SW	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W
Gust	53	45	40	33	31	29	26	28	30	31	31	30	30	30	24	23	21	20
Sky Cover (%)	92	89	88	87	75	56	46	28	21	15	12	12	32	42	36	34	28	25	18	21	17	12	11	10
Precipitation Potential (%)	87	73	48	17	8	4	3	1	0	0	0	0	0	0	0	0	0	0	0	0	1	1	1	1
Relative Humidity (%)	90	84	83	80	83	79	76	67	55	46	39	39	35	32	33	33	35	36	41	45	46	44	44	46
Rain	Ocnl	Lkly	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																							03/19
Hour (EDT)	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01
Temperature (°F)	25	24	24	24	23	22	23	25	28	31	33	35	36	37	38	37	37	35	33	32	30	28	27	27
Dewpoint (°F)	8	8	7	7	7	6	6	5	5	4	4	4	4	4	4	5	6	8	10	11	12	13	13	14
Wind Chill (°F)	16	15	16	16	15	14	16	18	22	25	28	30	31	33	34	33	33	32	30	29	26	24	23	23
Surface Wind (mph)	8	8	7	7	7	7	6	6	6	6	6	6	6	5	5	5	5	3	3	3	3	3	3	3
Wind Dir	W	W	W	W	W	W	W	W	W	W	W	W	W	W	SW	SW	SW	S	S	S	S	S	S	S
Gust
Sky Cover (%)	9	8	8	7	7	6	6	11	15	20	30	39	49	50	52	53	49	45	41	47	52	57	57	58
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	48	50	48	48	50	49	47	42	37	31	29	26	25	24	23	26	27	32	38	41	46	53	55	57
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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