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Home : CT : RI : xt_Atl_MA : MA- Cape Cod : Chatham Airport : Forecast Graphs

Human Meteorologist Forecasts: Today's Briefing

Computer Model Data: 9/19 | 9/20 | 9/21 | 9/22 | 9/23 | 9/24 | 9/25 | >>Wind Obs Map<<

Chatham Airport Computer Forecast Table - Meteogram

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NAM 12km

GFS 0.5 Deg

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Date	Saturday, September 19								Sunday, September 20
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	21	20	20	17	12	11	10	10	10	12	14	13	11	9	9	10
Direction
Temperature (F)	64	61	60	60	60	59	57	58	58	57	59	61	64	63	63	64
Model	NAM 12km								NAM 12km
Model Run	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z
Precipitation (in)
Pressure (mb)	1019	1020	1021	1023	1023	1023	1023	1024	1023	1023	1022	1022	1020	1019	1018	1018
Visibility (mi)
Cloud Cover (%)	15	51	13	7	100	37	25	58	6	23	10	98	48	100	100	100
Additional Data	Show Additional Data
Date	Monday, September 21								Tuesday, September 22
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	11	10	13	14	17	18	18	19	20	20	23	23	22	21	22	23
Direction
Temperature (F)	63	62	62	64	63	62	61	61	62	61	60	59	59	59	59	59
Model	NAM 12km								GFS 0.5 Deg
Model Run	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z
Precipitation (in)
Pressure (mb)	1016	1016	1016	1017	1017	1018	1020	1021	1024	1025	1026	1028	1028	1029	1030	1030
Visibility (mi)
Cloud Cover (%)	100	100	100	94	100	100	70	73
Additional Data	Show Additional Data
Date	Wednesday, September 23								Thursday, September 24
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	24	26	30	30	32	30	32	32	37	39	43	46	46	44	38	25
Direction
Temperature (F)	59	60	61	61	60	60	60	61	60	60	60	61	62	62	64	65
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z
Precipitation (in)
Pressure (mb)	1030	1030	1031	1032	1031	1030	1029	1028	1025	1023	1020	1017	1013	1010	1008	1005
Visibility (mi)
Cloud Cover (%)			4	29				61	3	5	56	100	100	100	70	33
Additional Data	Show Additional Data
Date	Friday, September 25								Saturday, September 26
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	19	15	12	11	22	38	36	32	29	25	24	21	21	20	19	19
Direction
Temperature (F)	66	65	65	65	64	61	60	59	59	59	59	59	60	60	60	59
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z
Precipitation (in)
Pressure (mb)	1003	1001	1000	999	999	1001	1005	1006	1008	1009	1010	1012	1012	1013	1014	1015
Visibility (mi)
Cloud Cover (%)	13	56	94	47	60	38	98	100	87	100	98	43	100	94	100	98
Additional Data	Show Additional Data
Date	Sunday, September 27								Monday, September 28
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm
Wind (mph)	20	19	16	15	15	15	12	11	10	10	9	10	8	6	6
Direction
Temperature (F)	59	59	59	58	58	58	58	59	59	59	60	60	60	61	61
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z	09/19 00z
Precipitation (in)
Pressure (mb)	1015	1016	1017	1019	1019	1019	1021	1021	1021	1021	1021	1021	1020	1019	1020
Visibility (mi)
Cloud Cover (%)	95	87	99	94	45	19	27	5	5	2	3
Additional Data	Show Additional Data