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Home : xt_USA : xt_ East Coast USA : xt_Atl_chesapeake : MD - chesapeake : RRW National Airport : Forecast Graphs

Human Meteorologist Forecasts: Today's Briefing Extended Discussion

Computer Model Data: 10/25 | 10/26 | 10/27 | 10/28 | 10/29 | 10/30 | 10/31 | >>Wind Obs Map<<

Ronald Reagan Washington National Computer Forecast Table - Meteogram

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More Hours

NAM 12km

GFS 0.5 Deg

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Date	Saturday, October 25								Sunday, October 26
Time			8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)			3	4	3	4	2	2	2	3	3	4	3	2	4	4
Direction
Temperature (F)			42	52	58	58	55	52	50	47	45	55	60	59	56	55
Model	NAM 12km								NAM 12km
Model Run			10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z
Precipitation (in)
Pressure (mb)			1029	1030	1029	1028	1028	1029	1028	1028	1030	1030	1028	1028	1028	1028
Visibility (mi)
Cloud Cover (%)					100	39	86	59	17	42	80	95	65	41	61	66
Additional Data	Show Additional Data
Date	Monday, October 27								Tuesday, October 28
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	5	6	8	8	7	8	8	7	7	9	10	9	8	6	7
Direction
Temperature (F)	53	51	50	52	53	52	51	47	47	44	44	51	57	55	51	50
Model	NAM 12km								GFS 0.5 Deg
Model Run	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z
Precipitation (in)
Pressure (mb)	1028	1028	1028	1028	1027	1026	1027	1027	1025	1025	1025	1026	1023	1022	1023	1023
Visibility (mi)
Cloud Cover (%)	62	64	98	100	100	100	49	9			5	3	3		2
Additional Data	Show Additional Data
Date	Wednesday, October 29								Thursday, October 30
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	7	6	7	7	6	6	8	10	10	14	14	18	17	18	12
Direction
Temperature (F)	48	46	47	48	51	54	53	51	49	48	49	49	48	47	47	50
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z
Precipitation (in)
Pressure (mb)	1022	1021	1021	1021	1019	1017	1017	1017	1015	1013	1011	1010	1005	1002	998	992
Visibility (mi)
Cloud Cover (%)	1	5	59	57	4	1	9	21	6	82	100	100	100	93	99	62
Additional Data	Show Additional Data
Date	Friday, October 31								Saturday, November 01
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	9	10	1	10	15	15	15	13	11	10	10	13	12	8	6	3
Direction
Temperature (F)	46	42	42	44	46	45	47	46	45	43	42	51	57	56	48	47
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z
Precipitation (in)
Pressure (mb)	991	992	993	998	1000	1003	1006	1008	1009	1010	1011	1013	1011	1011	1012	1012
Visibility (mi)
Cloud Cover (%)	20	100	100	100	97	99	75
Additional Data	Show Additional Data
Date	Sunday, November 02								Monday, November 03
Time	1am	4am	7am	10am	1pm	4pm	7pm	10pm	1am	4am	7am	10am	1pm	4pm	7pm	10pm
Wind (mph)	3	2	4	6	8	8	5	10	10	11	14	13	14	13	14	13
Direction
Temperature (F)	45	43	43	52	55	49	48	48	45	44	44	45	47	50	48	47
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z	10/25 12z
Precipitation (in)
Pressure (mb)	1011	1009	1007	1005	1001	999	997	996	995	994	995	997	999	1001	1004	1006
Visibility (mi)
Cloud Cover (%)					19	4	1	99	99	100	93	100	55	44	9	93
Additional Data	Show Additional Data
Date	Tuesday, November 04
Time	1am	4am	7am
Wind (mph)	14	12	13
Direction
Temperature (F)	47	44	43
Model	GFS 0.5 Deg
Model Run	10/25 12z	10/25 12z	10/25 12z
Precipitation (in)
Pressure (mb)	1008	1009	1011
Visibility (mi)
Cloud Cover (%)	33	4
Additional Data	Show Additional Data