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Logan Airport
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Home : CT : RI : xt_Atl_MA : MA- north coast : Logan Airport : Forecast Graphs

Human Meteorologist Forecasts: Today's Briefing

Computer Model Data: 9/20 | 9/21 | 9/22 | 9/23 | 9/24 | 9/25 | 9/26 | >>Wind Obs Map<<

Logan Airport Computer Forecast Table - Meteogram

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More Hours

NAM 12km

GFS 0.5 Deg

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Date	Sunday, September 20								Monday, September 21
Time			8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)			8	10	10	14	11	4	12	15	16	15	12	9	10	13
Direction
Temperature (F)			58	60	60	61	62	62	59	57	58	61	64	64	63	59
Model	NAM 12km								NAM 12km
Model Run			09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z
Precipitation (in)
Pressure (mb)			1020	1020	1017	1015	1014	1014	1014	1015	1017	1019	1019	1019	1021	1023
Visibility (mi)
Cloud Cover (%)			100	100	100	100	100	100	100	100	100		10	65	75	90
Additional Data	Show Additional Data
Date	Tuesday, September 22								Wednesday, September 23
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	14	14	13	17	16	15	14	16	8	10	12	15	14	13	11	10
Direction
Temperature (F)	58	57	56	57	58	57	56	56	52	54	56	59	58	56	55	54
Model	NAM 12km								GFS 0.5 Deg
Model Run	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z
Precipitation (in)
Pressure (mb)	1023	1025	1027	1028	1028	1028	1029	1030	1031	1031	1032	1033	1032	1032	1032	1032
Visibility (mi)
Cloud Cover (%)	91	83	100	41	14		74	56		98	63	25	69	74	42	35
Additional Data	Show Additional Data
Date	Thursday, September 24								Friday, September 25
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	9	12	13	16	16	14	12	14	15	16	20	19	20	22	22	22
Direction
Temperature (F)	53	54	56	60	60	57	56	57	57	56	51	50	51	52	53	55
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z
Precipitation (in)
Pressure (mb)	1031	1030	1030	1030	1028	1027	1026	1023	1021	1018	1017	1016	1013	1012	1012	1011
Visibility (mi)
Cloud Cover (%)			2	10							14	83	99	100	100	100
Additional Data	Show Additional Data
Date	Saturday, September 26								Sunday, September 27
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	21	20	19	17	16	13	13	15	16	17	16	16	17	15	14	12
Direction
Temperature (F)	57	56	54	56	58	56	58	58	56	52	53	54	59	56	56	55
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z
Precipitation (in)
Pressure (mb)	1010	1010	1012	1015	1016	1017	1020	1023	1024	1025	1026	1028	1028	1028	1029	1029
Visibility (mi)
Cloud Cover (%)	95	99	98	70	28	4	1			2	83	100	5	37	80
Additional Data	Show Additional Data
Date	Monday, September 28								Tuesday, September 29
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	12	11	12	11	13	11	8	7	7	8	8	9	9	8	5	6
Direction
Temperature (F)	55	54	56	58	60	58	55	56	56	52	55	60	63	60	54	54
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z	09/20 12z
Precipitation (in)
Pressure (mb)	1028	1027	1028	1028	1027	1026	1026	1025	1023	1023	1023	1023	1021	1020	1020	1019
Visibility (mi)
Cloud Cover (%)			61	99	15	1				2
Additional Data	Show Additional Data
Date	Wednesday, September 30
Time	2am	5am	8am
Wind (mph)	7	8	10
Direction
Temperature (F)	56	55	56
Model	GFS 0.5 Deg
Model Run	09/20 12z	09/20 12z	09/20 12z
Precipitation (in)
Pressure (mb)	1018	1017	1018
Visibility (mi)
Cloud Cover (%)	19	99	100
Additional Data	Show Additional Data