NAM GORGE GRADIENT FORECASTS
WEATHER NORTHWEST
WEATHER OPERATIONS CENTER
100 PM PDT TUE JUN 17 2025
Data from 12Z Tue 17 Jun NAM Model
Time Day Date AST PDX YKM AST-PDX PDX-YKM AST-YKM
(GMT) Pressure Pressure Pressure Gradient Gradient Gradient
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12Z Tue 17 Jun 1019.6 1019.7 1014.9 -0.1 +4.8 +4.7
13Z Tue 17 Jun 1018.4 1018.4 1014.1 +0.0 +4.3 +4.3
14Z Tue 17 Jun 1018.4 1018.9 1014.5 -0.5 +4.4 +3.9
15Z Tue 17 Jun 1018.3 1018.9 1014.4 -0.6 +4.5 +3.9
16Z Tue 17 Jun 1018.2 1019.0 1014.7 -0.8 +4.3 +3.5
17Z Tue 17 Jun 1018.2 1019.0 1014.7 -0.8 +4.3 +3.5
18Z Tue 17 Jun 1018.6 1019.0 1015.0 -0.4 +4.0 +3.6
19Z Tue 17 Jun 1018.6 1018.6 1014.5 +0.0 +4.1 +4.1
20Z Tue 17 Jun 1018.4 1018.1 1013.8 +0.3 +4.3 +4.6
21Z Tue 17 Jun 1018.2 1017.4 1013.1 +0.8 +4.3 +5.1
22Z Tue 17 Jun 1018.3 1016.9 1012.6 +1.4 +4.3 +5.7
23Z Tue 17 Jun 1017.4 1015.9 1011.6 +1.5 +4.3 +5.8
00Z Wed 18 Jun 1017.4 1015.6 1011.3 +1.8 +4.3 +6.1
01Z Wed 18 Jun 1017.4 1015.3 1011.0 +2.1 +4.3 +6.4
02Z Wed 18 Jun 1017.4 1015.2 1011.0 +2.2 +4.2 +6.4
03Z Wed 18 Jun 1017.3 1015.1 1010.9 +2.2 +4.2 +6.4
04Z Wed 18 Jun 1017.1 1015.2 1011.1 +1.9 +4.1 +6.0
05Z Wed 18 Jun 1017.5 1016.1 1012.1 +1.4 +4.0 +5.4
06Z Wed 18 Jun 1017.6 1016.5 1012.6 +1.1 +3.9 +5.0
07Z Wed 18 Jun 1017.5 1016.8 1012.9 +0.7 +3.9 +4.6
08Z Wed 18 Jun 1017.3 1016.8 1013.0 +0.5 +3.8 +4.3
09Z Wed 18 Jun 1017.2 1017.0 1013.3 +0.2 +3.7 +3.9
10Z Wed 18 Jun 1017.2 1017.0 1013.5 +0.2 +3.5 +3.7
11Z Wed 18 Jun 1017.1 1016.9 1013.7 +0.2 +3.2 +3.4
12Z Wed 18 Jun 1017.1 1017.1 1014.0 +0.0 +3.1 +3.1
13Z Wed 18 Jun 1017.3 1017.0 1014.3 +0.3 +2.7 +3.0
14Z Wed 18 Jun 1018.1 1017.7 1014.8 +0.4 +2.9 +3.3
15Z Wed 18 Jun 1018.2 1017.5 1014.5 +0.7 +3.0 +3.7
16Z Wed 18 Jun 1018.3 1017.4 1014.2 +0.9 +3.2 +4.1
17Z Wed 18 Jun 1018.9 1017.6 1014.2 +1.3 +3.4 +4.7
18Z Wed 18 Jun 1019.5 1017.8 1013.9 +1.7 +3.9 +5.6
19Z Wed 18 Jun 1020.1 1017.8 1013.5 +2.3 +4.3 +6.6
20Z Wed 18 Jun 1020.3 1017.7 1012.9 +2.6 +4.8 +7.4
21Z Wed 18 Jun 1020.3 1017.9 1012.6 +2.4 +5.3 +7.7
22Z Wed 18 Jun 1020.5 1018.3 1012.2 +2.2 +6.1 +8.3
23Z Wed 18 Jun 1020.5 1018.2 1011.8 +2.3 +6.4 +8.7
00Z Thu 19 Jun 1020.7 1018.0 1011.9 +2.7 +6.1 +8.8
01Z Thu 19 Jun 1020.6 1018.0 1012.1 +2.6 +5.9 +8.5
02Z Thu 19 Jun 1020.7 1018.2 1012.5 +2.5 +5.7 +8.2
03Z Thu 19 Jun 1020.6 1018.6 1012.6 +2.0 +6.0 +8.0
04Z Thu 19 Jun 1020.5 1018.9 1013.0 +1.6 +5.9 +7.5
05Z Thu 19 Jun 1021.0 1019.5 1014.0 +1.5 +5.5 +7.0
06Z Thu 19 Jun 1020.8 1019.5 1014.4 +1.3 +5.1 +6.4
Time Day Date AST PDX YKM AST-PDX PDX-YKM AST-YKM
(GMT) Pressure Pressure Pressure Gradient Gradient Gradient
============== ======== ======== ======== ======== ======== ========
07Z Thu 19 Jun 1020.6 1019.4 1014.7 +1.2 +4.7 +5.9
08Z Thu 19 Jun 1020.2 1019.2 1014.7 +1.0 +4.5 +5.5
09Z Thu 19 Jun 1020.2 1019.4 1015.3 +0.8 +4.1 +4.9
10Z Thu 19 Jun 1020.4 1019.6 1015.8 +0.8 +3.8 +4.6
11Z Thu 19 Jun 1020.2 1019.5 1016.0 +0.7 +3.5 +4.2
12Z Thu 19 Jun 1020.1 1019.6 1016.2 +0.5 +3.4 +3.9
13Z Thu 19 Jun 1020.0 1019.7 1016.3 +0.3 +3.4 +3.7
14Z Thu 19 Jun 1020.3 1020.0 1016.5 +0.3 +3.5 +3.8
15Z Thu 19 Jun 1020.0 1019.7 1015.9 +0.3 +3.8 +4.1
16Z Thu 19 Jun 1019.5 1019.2 1015.1 +0.3 +4.1 +4.4
17Z Thu 19 Jun 1019.5 1019.0 1014.5 +0.5 +4.5 +5.0
18Z Thu 19 Jun 1019.2 1018.5 1013.6 +0.7 +4.9 +5.6
19Z Thu 19 Jun 1018.8 1017.6 1012.5 +1.2 +5.1 +6.3
20Z Thu 19 Jun 1018.3 1016.6 1011.2 +1.7 +5.4 +7.1
21Z Thu 19 Jun 1017.9 1016.1 1010.5 +1.8 +5.6 +7.4
22Z Thu 19 Jun 1017.8 1015.7 1009.7 +2.1 +6.0 +8.1
23Z Thu 19 Jun 1017.3 1015.0 1008.5 +2.3 +6.5 +8.8
00Z Fri 20 Jun 1017.4 1014.7 1008.0 +2.7 +6.7 +9.4
01Z Fri 20 Jun 1017.0 1014.3 1007.8 +2.7 +6.5 +9.2
02Z Fri 20 Jun 1016.8 1014.3 1007.9 +2.5 +6.4 +8.9
03Z Fri 20 Jun 1016.4 1014.2 1007.7 +2.2 +6.5 +8.7
04Z Fri 20 Jun 1015.8 1014.1 1007.6 +1.7 +6.5 +8.2
05Z Fri 20 Jun 1015.8 1014.5 1007.7 +1.3 +6.8 +8.1
06Z Fri 20 Jun 1015.4 1014.3 1007.4 +1.1 +6.9 +8.0
07Z Fri 20 Jun 1015.2 1014.4 1007.3 +0.8 +7.1 +7.9
08Z Fri 20 Jun 1014.7 1014.1 1007.0 +0.6 +7.1 +7.7
09Z Fri 20 Jun 1014.5 1014.2 1006.9 +0.3 +7.3 +7.6
10Z Fri 20 Jun 1014.3 1014.2 1007.0 +0.1 +7.2 +7.3
11Z Fri 20 Jun 1013.7 1014.0 1007.2 -0.3 +6.8 +6.5
12Z Fri 20 Jun 1013.4 1014.0 1007.3 -0.6 +6.7 +6.1
13Z Fri 20 Jun 1013.2 1014.0 1007.5 -0.8 +6.5 +5.7
14Z Fri 20 Jun 1013.3 1014.3 1007.8 -1.0 +6.5 +5.5
15Z Fri 20 Jun 1012.9 1014.1 1007.4 -1.2 +6.7 +5.5
16Z Fri 20 Jun 1012.8 1013.9 1007.2 -1.1 +6.7 +5.6
17Z Fri 20 Jun 1013.0 1014.0 1007.3 -1.0 +6.7 +5.7
18Z Fri 20 Jun 1013.0 1014.0 1007.1 -1.0 +6.9 +5.9
19Z Fri 20 Jun 1012.9 1013.8 1006.8 -0.9 +7.0 +6.1
20Z Fri 20 Jun 1012.6 1013.8 1006.5 -1.2 +7.3 +6.1
21Z Fri 20 Jun 1013.0 1014.1 1006.9 -1.1 +7.2 +6.1
22Z Fri 20 Jun 1013.6 1014.4 1007.1 -0.8 +7.3 +6.5
23Z Fri 20 Jun 1014.0 1014.6 1007.3 -0.6 +7.3 +6.7
00Z Sat 21 Jun 1014.8 1015.0 1007.9 -0.2 +7.1 +6.9