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Home : xt_USA : xt_ Pacific_NW : OR- Columbia River : OR- Gorge East : John Day Dam : Forecast Graphs

Human Meteorologist Forecasts: Today's Briefing Extended Discussion

Computer Model Data: 4/18 | 4/19 | 4/20 | 4/21 | 4/22 | 4/23 | 4/24 | >>Wind Obs Map<<

John Day Dam Computer Forecast Table - Meteogram

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NAM 12km

GFS 0.5 Deg

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Date	Saturday, April 18								Sunday, April 19
Time		5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)		4	5	8	6	6	5	7	7	6	4	8	8	6	1	4
Direction
Temperature (F)		37	43	53	61	63	54	49	46	43	50	62	68	71	64	56
Model	NAM 12km								NAM 12km
Model Run		04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z
Precipitation (in)
Pressure (mb)		1022	1020	1019	1016	1014	1013	1014	1013	1013	1013	1012	1010	1009	1009	1010
Visibility (mi)
Cloud Cover (%)		2	1	4	6			1	22	38	86	100	100	40	14	14
Additional Data	Show Additional Data
Date	Monday, April 20								Tuesday, April 21
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	4	4	2	2	2	4	6	5	3	3	3	5	8	17	16	15
Direction
Temperature (F)	55	53	55	67	74	75	62	56	53	51	56	65	70	63	52	51
Model	NAM 12km								GFS 0.5 Deg
Model Run	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 12z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z
Precipitation (in)
Pressure (mb)	1010	1010	1010	1009	1007	1006	1006	1006	1007	1007	1006	1005	1003	1001	1002	1001
Visibility (mi)
Cloud Cover (%)	95	56	100	89	30	73	76	81							10	4
Additional Data	Show Additional Data
Date	Wednesday, April 22								Thursday, April 23
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	11	15	15	13	18	19	17	14	11	7	8	7	6	3	4	5
Direction
Temperature (F)	49	47	44	46	49	49	44	43	40	40	44	54	58	58	50	47
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z
Precipitation (in)
Pressure (mb)	1002	1002	1004	1006	1007	1008	1011	1014	1016	1018	1019	1018	1017	1017	1017	1018
Visibility (mi)
Cloud Cover (%)	42	63	51	51	23	18	7	8	8	2	1
Additional Data	Show Additional Data
Date	Friday, April 24								Saturday, April 25
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	4	4	4	6	6	12	9	7	5	2	3	2	2	4	8	9
Direction
Temperature (F)	45	43	49	60	66	65	54	51	48	46	51	58	62	63	54	49
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z
Precipitation (in)
Pressure (mb)	1018	1018	1017	1015	1013	1012	1012	1012	1013	1014	1015	1014	1012	1009	1009	1010
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Sunday, April 26								Monday, April 27
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	9	7	12	12	15	17	16	8	6	7	8	13	18	17	12	8
Direction
Temperature (F)	45	41	44	51	54	52	47	42	39	37	43	51	53	51	44	41
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z	04/18 06z
Precipitation (in)
Pressure (mb)	1010	1011	1012	1011	1009	1009	1009	1011	1012	1013	1014	1013	1013	1013	1015	1016
Visibility (mi)
Cloud Cover (%)		2	8								6				3	14
Additional Data	Show Additional Data