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

Human Meteorologist Forecasts: Tomorrow's Briefing Extended Discussion

Computer Model Data: 9/14 | 9/15 | 9/16 | 9/17 | 9/18 | 9/19 | 9/20 | >>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	Sunday, September 14								Monday, September 15
Time						5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)						20	17	11	7	6	5	6	1	6	5	6
Direction
Temperature (F)						65	57	52	48	45	46	60	70	73	64	59
Model	NAM 12km								NAM 12km
Model Run						09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z
Precipitation (in)
Pressure (mb)						1014	1015	1018	1019	1020	1022	1021	1019	1018	1018	1019
Visibility (mi)
Cloud Cover (%)						1		3	9	33	37
Additional Data	Show Additional Data
Date	Tuesday, September 16								Wednesday, September 17
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	7	6	11	12	12	6	6	4	2	2	3	3	2	5	5
Direction
Temperature (F)	56	54	57	72	80	81	70	67	65	61	60	76	84	86	72	64
Model	NAM 12km								NAM 12km
Model Run	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z
Precipitation (in)
Pressure (mb)	1019	1019	1020	1019	1017	1016	1016	1016	1017	1017	1018	1017	1015	1014	1014	1015
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Thursday, September 18								Friday, September 19
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	2	2	2	2	5	6	2	2	3	3	2	3	6	11	12	8
Direction
Temperature (F)	65	62	66	77	84	84	74	71	68	66	67	78	83	79	68	66
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z
Precipitation (in)
Pressure (mb)	1013	1013	1013	1012	1010	1008	1009	1009	1009	1009	1010	1010	1008	1008	1010	1011
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Saturday, September 20								Sunday, September 21
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	6	9	12	14	18	12	7	6	7	7	11	14	14	9	7
Direction
Temperature (F)	66	60	59	68	74	72	62	59	59	57	58	66	69	66	58	56
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z
Precipitation (in)
Pressure (mb)	1011	1012	1014	1013	1012	1012	1014	1015	1015	1015	1016	1016	1015	1014	1015	1015
Visibility (mi)
Cloud Cover (%)			6
Additional Data	Show Additional Data
Date	Monday, September 22								Tuesday, September 23
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	5	4	5	8	11	8	8	7	6	7	11	12	9	6	5
Direction
Temperature (F)	55	55	57	66	72	72	64	62	58	56	57	67	66	59	56	55
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z
Precipitation (in)
Pressure (mb)	1015	1015	1016	1014	1010	1007	1007	1007	1007	1007	1008	1007	1006	1007	1009	1010
Visibility (mi)
Cloud Cover (%)		1	1							1			6	4	5
Additional Data	Show Additional Data
Date	Wednesday, September 24
Time	2am	5am	8am	11am	2pm	5pm
Wind (mph)	6	5	4	6	10	9
Direction
Temperature (F)	53	52	53	59	58	55
Model	GFS 0.5 Deg
Model Run	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z	09/15 00z
Precipitation (in)
Pressure (mb)	1011	1011	1012	1012	1012	1012
Visibility (mi)
Cloud Cover (%)				1	3	1
Additional Data	Show Additional Data