HRRR GORGE GRADIENT FORECASTS WEATHER NORTHWEST WEATHER OPERATIONS CENTER 1100 AM PDT THU APR 24 2025 Data from 16Z Thu 24 Apr HRRR (High Resolution Rapic Refresh) Model Time Day Date AST PDX YKM AST-PDX PDX-YKM AST-YKM (GMT) Pressure Pressure Pressure Gradient Gradient Gradient ============== ======== ======== ======== ======== ======== ======== 16Z Thu 24 Apr 1015.5 1015.1 1017.3 +0.4 -2.2 -1.8 17Z Thu 24 Apr 1015.8 1015.3 1017.0 +0.5 -1.7 -1.2 18Z Thu 24 Apr 1015.2 1014.4 1016.2 +0.8 -1.8 -1.0 19Z Thu 24 Apr 1014.9 1014.0 1015.8 +0.9 -1.8 -0.9 20Z Thu 24 Apr 1014.0 1013.1 1014.5 +0.9 -1.4 -0.5 21Z Thu 24 Apr 1013.8 1012.8 1014.5 +1.0 -1.7 -0.7 22Z Thu 24 Apr 1012.8 1011.9 1013.5 +0.9 -1.6 -0.7 23Z Thu 24 Apr 1012.4 1011.6 1013.0 +0.8 -1.4 -0.6 00Z Fri 25 Apr 1012.4 1011.1 1012.5 +1.3 -1.4 -0.1 01Z Fri 25 Apr 1012.0 1010.5 1011.9 +1.5 -1.4 +0.1 02Z Fri 25 Apr 1012.2 1010.3 1011.9 +1.9 -1.6 +0.3 03Z Fri 25 Apr 1012.2 1009.9 1011.6 +2.3 -1.7 +0.6 04Z Fri 25 Apr 1012.4 1010.2 1012.2 +2.2 -2.0 +0.2 05Z Fri 25 Apr 1012.3 1010.2 1012.3 +2.1 -2.1 +0.0 06Z Fri 25 Apr 1012.0 1010.0 1012.3 +2.0 -2.3 -0.3 07Z Fri 25 Apr 1011.8 1010.0 1012.1 +1.8 -2.1 -0.3 08Z Fri 25 Apr 1011.7 1010.0 1012.1 +1.7 -2.1 -0.4 09Z Fri 25 Apr 1011.5 1010.0 1012.0 +1.5 -2.0 -0.5 10Z Fri 25 Apr 1011.7 1010.2 1012.0 +1.5 -1.8 -0.3