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Home : xt_USA : xt_ East Coast USA : xt_Atl_chesapeake : MD - chesapeake : MD- ches central : MD- annapolis : Greenbury Point : Forecast Graphs

11/17/2025: We are having an electronics issue that is causing our system to drop offline. We are investigating a solution. Expect a few weeks downtime. We apologize for the inconvenience. .

Computer Model Data: 12/12 | 12/13 | 12/14 | 12/15 | 12/16 | 12/17 | 12/18 | >>Wind Obs Map<<

Greenbury Point Computer Forecast Table - Meteogram

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NAM 12km

GFS 0.5 Deg

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Date	Friday, December 12								Saturday, December 13
Time			7am	10am	1pm	4pm	7pm	10pm	1am	4am	7am	10am	1pm	4pm	7pm	10pm
Wind (mph)			10	10	8	6	4	6	7	10	12	12	8	4	2	4
Direction
Temperature (F)			33	35	37	37	36	36	36	36	36	38	42	42	41	39
Model	NAM 12km								NAM 12km
Model Run			12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z
Precipitation (in)
Pressure (mb)			1020	1021	1021	1020	1022	1022	1021	1020	1020	1020	1018	1017	1018	1017
Visibility (mi)
Cloud Cover (%)			95	100	82	5		45		15	100	38	14	72	100	100
Additional Data	Show Additional Data
Date	Sunday, December 14								Monday, December 15
Time	1am	4am	7am	10am	1pm	4pm	7pm	10pm	1am	4am	7am	10am	1pm	4pm	7pm	10pm
Wind (mph)	6	5	12	18	20	22	21	19	14	14	12	14	11	8	4	9
Direction
Temperature (F)	34	33	33	30	29	25	24	24	24	25	24	28	32	31	26	27
Model	NAM 12km								GFS 0.5 Deg
Model Run	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 12z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z
Precipitation (in)
Pressure (mb)	1016	1016	1017	1019	1020	1022	1025	1026	1026	1028	1030	1030	1027	1025	1025	1022
Visibility (mi)
Cloud Cover (%)	100	100	89		54	100		2	7
Additional Data	Show Additional Data
Date	Tuesday, December 16								Wednesday, December 17
Time	1am	4am	7am	10am	1pm	4pm	7pm	10pm	1am	4am	7am	10am	1pm	4pm	7pm	10pm
Wind (mph)	9	6	6	8	6	3	4	8	9	6	7	9	9	5	7	4
Direction
Temperature (F)	26	27	28	33	37	36	31	34	33	32	30	39	46	44	44	43
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z
Precipitation (in)
Pressure (mb)	1022	1022	1024	1026	1023	1023	1024	1023	1021	1020	1020	1018	1016	1016	1018	1018
Visibility (mi)
Cloud Cover (%)														2	35	64
Additional Data	Show Additional Data
Date	Thursday, December 18								Friday, December 19
Time	1am	4am	7am	10am	1pm	4pm	7pm	10pm	1am	4am	7am	10am	1pm	4pm	7pm	10pm
Wind (mph)	4	4	6	5	9	8	7	6	6	6	6	8	6	1	10	9
Direction
Temperature (F)	42	43	44	47	57	55	53	52	51	50	50	57	56	54	51	45
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z
Precipitation (in)
Pressure (mb)	1018	1018	1017	1018	1016	1016	1017	1018	1017	1018	1019	1022	1021	1023	1025	1025
Visibility (mi)
Cloud Cover (%)	2	6	16	4			6	55		5				4	9	98
Additional Data	Show Additional Data
Date	Saturday, December 20								Sunday, December 21
Time	1am	4am	7am	10am	1pm	4pm	7pm	10pm	1am	4am	7am	10am	1pm	4pm	7pm	10pm
Wind (mph)	8	8	6	6	7	8	9	11	14	14	10	10	10	11	8	7
Direction
Temperature (F)	43	43	44	48	55	56	54	55	56	57	54	48	46	45	43	42
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z	12/12 06z
Precipitation (in)
Pressure (mb)	1025	1023	1022	1021	1017	1015	1015	1013	1012	1011	1013	1016	1015	1016	1017	1018
Visibility (mi)
Cloud Cover (%)	98	18					5	4	5	5	95	75	20	8	7	3
Additional Data	Show Additional Data
Date	Monday, December 22
Time	1am
Wind (mph)	6
Direction
Temperature (F)	42
Model	GFS 0.5 Deg
Model Run	12/12 06z
Precipitation (in)
Pressure (mb)	1018
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data