weather.gov

Home

News

Organization

Search for:  NWSAll NOAA

Point Forecast: Portland ME  43.66N 70.27W (Elev. 7 ft)	Last Update: 11:38 pm EDT Sep 20, 2020

[hide menu]  |  Font Size: A A A

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

48-Hour Period Starting: 12am Mon, Sep 21 20201am Mon, Sep 21 20202am Mon, Sep 21 20203am Mon, Sep 21 20204am Mon, Sep 21 20205am Mon, Sep 21 20206am Mon, Sep 21 20207am Mon, Sep 21 20208am Mon, Sep 21 20209am Mon, Sep 21 202010am Mon, Sep 21 202011am Mon, Sep 21 202012pm Mon, Sep 21 20201pm Mon, Sep 21 20202pm Mon, Sep 21 20203pm Mon, Sep 21 20204pm Mon, Sep 21 20205pm Mon, Sep 21 20206pm Mon, Sep 21 20207pm Mon, Sep 21 20208pm Mon, Sep 21 20209pm Mon, Sep 21 202010pm Mon, Sep 21 202011pm Mon, Sep 21 202012am Tue, Sep 22 20201am Tue, Sep 22 20202am Tue, Sep 22 20203am Tue, Sep 22 20204am Tue, Sep 22 20205am Tue, Sep 22 20206am Tue, Sep 22 20207am Tue, Sep 22 20208am Tue, Sep 22 20209am Tue, Sep 22 202010am Tue, Sep 22 202011am Tue, Sep 22 202012pm Tue, Sep 22 20201pm Tue, Sep 22 20202pm Tue, Sep 22 20203pm Tue, Sep 22 20204pm Tue, Sep 22 20205pm Tue, Sep 22 20206pm Tue, Sep 22 20207pm Tue, Sep 22 20208pm Tue, Sep 22 20209pm Tue, Sep 22 202010pm Tue, Sep 22 202011pm Tue, Sep 22 202012am Wed, Sep 23 20201am Wed, Sep 23 20202am Wed, Sep 23 20203am Wed, Sep 23 20204am Wed, Sep 23 20205am Wed, Sep 23 20206am Wed, Sep 23 20207am Wed, Sep 23 20208am Wed, Sep 23 20209am Wed, Sep 23 202010am Wed, Sep 23 202011am Wed, Sep 23 202012pm Wed, Sep 23 20201pm Wed, Sep 23 20202pm Wed, Sep 23 20203pm Wed, Sep 23 20204pm Wed, Sep 23 20205pm Wed, Sep 23 20206pm Wed, Sep 23 20207pm Wed, Sep 23 20208pm Wed, Sep 23 20209pm Wed, Sep 23 202010pm Wed, Sep 23 202011pm Wed, Sep 23 202012am Thu, Sep 24 20201am Thu, Sep 24 20202am Thu, Sep 24 20203am Thu, Sep 24 20204am Thu, Sep 24 20205am Thu, Sep 24 20206am Thu, Sep 24 20207am Thu, Sep 24 20208am Thu, Sep 24 20209am Thu, Sep 24 202010am Thu, Sep 24 202011am Thu, Sep 24 202012pm Thu, Sep 24 20201pm Thu, Sep 24 20202pm Thu, Sep 24 20203pm Thu, Sep 24 20204pm Thu, Sep 24 20205pm Thu, Sep 24 20206pm Thu, Sep 24 20207pm Thu, Sep 24 20208pm Thu, Sep 24 20209pm Thu, Sep 24 202010pm Thu, Sep 24 202011pm Thu, Sep 24 202012am Fri, Sep 25 20201am Fri, Sep 25 20202am Fri, Sep 25 20203am Fri, Sep 25 20204am Fri, Sep 25 20205am Fri, Sep 25 20206am Fri, Sep 25 20207am Fri, Sep 25 20208am Fri, Sep 25 20209am Fri, Sep 25 202010am Fri, Sep 25 202011am Fri, Sep 25 2020

Date	09/21
Hour (EDT)	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Temperature (°F)	45	45	45	44	43	41	40	41	42	46	50	53	55	57	58	59	60	58	55	52	50	48	47	46
Dewpoint (°F)	35	34	32	32	32	33	33	34	34	34	34	33	33	32	32	34	35	35	36	37	37	38	38	38
Heat Index (°F)
Surface Wind (mph)	2	3	3	3	5	5	5	5	5	6	6	6	6	6	6	6	6	5	3	2	1	1	1	2
Wind Dir	N	N	N	N	N	N	N	N	N	N	NE	NE	E	E	E	SE	SE	SE	SE	SE	SE	SE	NW	NW
Gust
Sky Cover (%)	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	1
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 (%)	68	65	60	62	65	73	76	76	73	63	54	46	43	38	37	39	39	42	49	56	61	68	71	73
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date	09/22
Hour (EDT)	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Temperature (°F)	45	44	44	43	42	42	41	40	46	52	56	60	62	63	64	64	64	64	63	62	60	60	60	59
Dewpoint (°F)	38	37	37	37	37	37	37	37	37	37	37	37	37	37	37	38	39	40	40	41	41	42	43	44
Heat Index (°F)
Surface Wind (mph)	3	3	5	5	6	6	7	7	8	9	10	11	13	13	14	15	15	15	16	16	16	15	15	14
Wind Dir	NW	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N
Gust																		25				25
Sky Cover (%)	2	2	3	5	8	10	17	25	29	33	37	41	45	49	54	56	58	61	63	66	68	67	67	66
Precipitation Potential (%)	0	0	2	2	2	2	3	3	2	3	3	4	5	6	6	7	7	8	8	9	9	9	8	8
Relative Humidity (%)	76	76	76	79	82	82	85	89	71	56	49	42	39	38	37	38	40	41	43	46	49	51	53	57
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Hazardous Weather Outlook Regional Weather Conditions Local Climate Information Weather Alerts ! Home

---

Webmaster NOAA's National Weather Service Gray/Portland, ME

Disclaimer Credits Glossary

Privacy Policy About Us Career Opportunities