Point Forecast: Cambridge MA  42.37N 71.13W (Elev. 1 m)	Last Update: 2:29 am EDT Apr 15, 2026

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Weather Elements Fire Weather Aviation Weather Temperature (°C) Dewpoint (°C) Heat Index (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) Dispersion Index Ceiling Height Visibility Thunder Potential

48-Hour Period Starting: 9am Wed, Apr 15 202610am Wed, Apr 15 202611am Wed, Apr 15 202612pm Wed, Apr 15 20261pm Wed, Apr 15 20262pm Wed, Apr 15 20263pm Wed, Apr 15 20264pm Wed, Apr 15 20265pm Wed, Apr 15 20266pm Wed, Apr 15 20267pm Wed, Apr 15 20268pm Wed, Apr 15 20269pm Wed, Apr 15 202610pm Wed, Apr 15 202611pm Wed, Apr 15 202612am Thu, Apr 16 20261am Thu, Apr 16 20262am Thu, Apr 16 20263am Thu, Apr 16 20264am Thu, Apr 16 20265am Thu, Apr 16 20266am Thu, Apr 16 20267am Thu, Apr 16 20268am Thu, Apr 16 20269am Thu, Apr 16 202610am Thu, Apr 16 202611am Thu, Apr 16 202612pm Thu, Apr 16 20261pm Thu, Apr 16 20262pm Thu, Apr 16 20263pm Thu, Apr 16 20264pm Thu, Apr 16 20265pm Thu, Apr 16 20266pm Thu, Apr 16 20267pm Thu, Apr 16 20268pm Thu, Apr 16 20269pm Thu, Apr 16 202610pm Thu, Apr 16 202611pm Thu, Apr 16 202612am Fri, Apr 17 20261am Fri, Apr 17 20262am Fri, Apr 17 20263am Fri, Apr 17 20264am Fri, Apr 17 20265am Fri, Apr 17 20266am Fri, Apr 17 20267am Fri, Apr 17 20268am Fri, Apr 17 20269am Fri, Apr 17 202610am Fri, Apr 17 202611am Fri, Apr 17 202612pm Fri, Apr 17 20261pm Fri, Apr 17 20262pm Fri, Apr 17 20263pm Fri, Apr 17 20264pm Fri, Apr 17 20265pm Fri, Apr 17 20266pm Fri, Apr 17 20267pm Fri, Apr 17 20268pm Fri, Apr 17 20269pm Fri, Apr 17 202610pm Fri, Apr 17 202611pm Fri, Apr 17 202612am Sat, Apr 18 20261am Sat, Apr 18 20262am Sat, Apr 18 20263am Sat, Apr 18 20264am Sat, Apr 18 20265am Sat, Apr 18 20266am Sat, Apr 18 20267am Sat, Apr 18 20268am Sat, Apr 18 20269am Sat, Apr 18 202610am Sat, Apr 18 202611am Sat, Apr 18 202612pm Sat, Apr 18 20261pm Sat, Apr 18 20262pm Sat, Apr 18 20263pm Sat, Apr 18 20264pm Sat, Apr 18 20265pm Sat, Apr 18 20266pm Sat, Apr 18 20267pm Sat, Apr 18 20268pm Sat, Apr 18 20269pm Sat, Apr 18 202610pm Sat, Apr 18 202611pm Sat, Apr 18 202612am Sun, Apr 19 20261am Sun, Apr 19 20262am Sun, Apr 19 20263am Sun, Apr 19 20264am Sun, Apr 19 20265am Sun, Apr 19 20266am Sun, Apr 19 20267am Sun, Apr 19 20268am Sun, Apr 19 20269am Sun, Apr 19 202610am Sun, Apr 19 202611am Sun, Apr 19 202612pm Sun, Apr 19 20261pm Sun, Apr 19 20262pm Sun, Apr 19 20263pm Sun, Apr 19 20264pm Sun, Apr 19 20265pm Sun, Apr 19 20266pm Sun, Apr 19 20267pm Sun, Apr 19 20268pm Sun, Apr 19 2026

Date	04/15															04/16
Hour (EDT)	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08
Temperature (°C)	18	19	21	21	21	21	21	22	19	18	17	14	14	14	13	13	13	13	12	12	12	11	12	13
Dewpoint (°C)	13	13	12	12	11	11	11	10	9	9	9	9	9	9	10	9	9	10	10	10	11	11	10	11
Heat Index (°C)
Surface Wind (mph)	3	2	2	5	7	9	9	9	8	7	6	5	2	3	2	1	1	1	1	3	1	2	3	2
Wind Dir	N	N	E	E	E	E	E	E	E	E	E	E	E	NE	N	NE	SE	SE	NE	E	E	E	E	E
Gust
Sky Cover (%)	53	67	62	69	59	57	58	69	76	83	81	87	91	95	93	93	93	94	94	95	96	95	95	95
Precipitation Potential (%)	0	0	2	5	7	9	14	23	29	29	35	47	44	39	40	39	41	51	52	47	40	31	25	20
Relative Humidity (%)	73	65	59	57	53	55	53	47	54	54	58	72	75	75	80	77	77	80	86	86	90	96	89	86
Rain	--	--	--	--	--	--	--	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc
Thunder	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--
Date																04/17
Hour (EDT)	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08
Temperature (°C)	14	15	16	18	19	19	19	19	18	17	16	14	16	14	13	13	13	13	12	12	13	13	13	14
Dewpoint (°C)	11	12	12	12	13	13	13	12	12	12	11	11	11	11	11	11	10	10	10	10	11	11	11	12
Heat Index (°C)
Surface Wind (mph)	3	5	6	7	7	8	8	8	7	6	6	5	5	3	3	3	3	2	2	2	2	2	3	3
Wind Dir	E	SE	S	SE	SE	SE	SE	E	E	E	E	E	E	SE	SE	S	S	SW	SW	SW	SW	W	W	W
Gust
Sky Cover (%)	87	85	83	80	77	74	73	71	70	73	76	79	78	78	77	76	76	75	78	81	84	84	84	84
Precipitation Potential (%)	20	20	20	23	26	28	31	34	36	37	38	39	40	41	42	40	38	30	28	27	25	27	29	34
Relative Humidity (%)	83	80	75	70	68	65	65	65	65	70	75	80	75	77	83	86	83	83	86	86	86	90	86	86
Rain	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--

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