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John Day Dam
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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: 7/18 | 7/19 | 7/20 | 7/21 | 7/22 | 7/23 | 7/24 | >>Wind Obs Map<<

John Day Dam Computer Forecast Table - Meteogram

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More Hours

NAM 12km

GFS 0.5 Deg

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Date	Friday, July 18								Saturday, July 19
Time				11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)				11	21	23	18	15	13	11	14	17	19	20	17	12
Direction
Temperature (F)				79	84	81	72	64	58	52	57	67	75	75	68	59
Model	NAM 12km								NAM 12km
Model Run				07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z
Precipitation (in)
Pressure (mb)				1013	1011	1011	1012	1014	1015	1016	1017	1016	1015	1014	1014	1015
Visibility (mi)
Cloud Cover (%)					12	36	50	6								12
Additional Data	Show Additional Data
Date	Sunday, July 20								Monday, July 21
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	9	8	10	12	15	16	14	9	6	4	4	2	4	4	1	4
Direction
Temperature (F)	54	54	58	66	75	76	68	59	60	57	66	76	82	85	79	69
Model	NAM 12km								GFS 0.5 Deg
Model Run	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z
Precipitation (in)
Pressure (mb)	1016	1016	1016	1015	1013	1012	1012	1013	1011	1012	1012	1011	1009	1007	1008	1010
Visibility (mi)
Cloud Cover (%)	20	59	90	74	32
Additional Data	Show Additional Data
Date	Tuesday, July 22								Wednesday, July 23
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	3	3	2	2	2	4	10	5	3	4	4	5	6	13	15	10
Direction
Temperature (F)	66	63	72	83	90	92	86	74	70	67	75	86	94	96	84	73
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z
Precipitation (in)
Pressure (mb)	1011	1011	1013	1012	1010	1008	1009	1012	1013	1014	1015	1014	1012	1009	1011	1015
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Thursday, July 24								Friday, July 25
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	5	5	6	9	17	16	8	7	6	7	8	14	19	16	10
Direction
Temperature (F)	70	65	72	84	91	90	80	68	64	59	64	74	79	77	67	58
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z
Precipitation (in)
Pressure (mb)	1015	1015	1016	1014	1012	1010	1010	1012	1013	1013	1013	1012	1010	1008	1010	1013
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Saturday, July 26								Sunday, July 27
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	8	8	8	8	9	15	16	10	7	6	6	6	10	13	12	8
Direction
Temperature (F)	54	53	58	69	78	78	70	62	58	54	61	72	81	82	74	64
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z	07/18 18z
Precipitation (in)
Pressure (mb)	1013	1014	1015	1013	1011	1010	1011	1013	1014	1015	1016	1015	1013	1011	1012	1014
Visibility (mi)
Cloud Cover (%)		1	3
Additional Data	Show Additional Data
Date	Monday, July 28
Time	2am	5am	8am	11am
Wind (mph)	6	5	6	8
Direction
Temperature (F)	61	58	66	77
Model	GFS 0.5 Deg
Model Run	07/18 18z	07/18 18z	07/18 18z	07/18 18z
Precipitation (in)
Pressure (mb)	1014	1015	1016	1015
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data