GRADIENT STACKING FORECASTS
WEATHER NORTHWEST
WEATHER OPERATIONS CENTER
300 PM PDT THU APR 3 2025
Data from 18Z Thu 03 Apr NAM Model
Time Day Date ONP SLE RDM ONP-SLE SLE-RDM ONP-RDM
(GMT) Pressure Pressure Pressure Gradient Gradient Gradient Remarks
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18Z Thu 03 Apr 1021.1 1021.8 1019.5 -0.7 +2.3 +1.6
19Z Thu 03 Apr 1021.0 1021.4 1018.5 -0.4 +2.9 +2.5
20Z Thu 03 Apr 1020.9 1021.0 1017.7 -0.1 +3.3 +3.2
21Z Thu 03 Apr 1020.6 1020.4 1017.4 +0.2 +3.0 +3.2 GSE
22Z Thu 03 Apr 1020.4 1020.2 1017.0 +0.2 +3.2 +3.4 GSE
23Z Thu 03 Apr 1020.3 1020.1 1017.4 +0.2 +2.7 +2.9 GSE
00Z Fri 04 Apr 1020.5 1020.1 1017.2 +0.4 +2.9 +3.3 GSE
01Z Fri 04 Apr 1021.3 1020.8 1018.0 +0.5 +2.8 +3.3 GSE
02Z Fri 04 Apr 1021.6 1021.4 1019.0 +0.2 +2.4 +2.6 GSE
03Z Fri 04 Apr 1021.7 1021.6 1020.2 +0.1 +1.4 +1.5 GSE
04Z Fri 04 Apr 1022.4 1021.9 1021.1 +0.5 +0.8 +1.3 GSE
05Z Fri 04 Apr 1023.5 1022.8 1022.0 +0.7 +0.8 +1.5 GSE
06Z Fri 04 Apr 1024.2 1023.8 1022.8 +0.4 +1.0 +1.4 GSE
07Z Fri 04 Apr 1024.3 1024.4 1023.8 -0.1 +0.6 +0.5
08Z Fri 04 Apr 1024.4 1024.7 1025.0 -0.3 -0.3 -0.6
09Z Fri 04 Apr 1024.5 1025.1 1026.0 -0.6 -0.9 -1.5
10Z Fri 04 Apr 1025.0 1025.5 1026.9 -0.5 -1.4 -1.9
11Z Fri 04 Apr 1024.8 1025.3 1027.2 -0.5 -1.9 -2.4
12Z Fri 04 Apr 1024.8 1025.3 1027.6 -0.5 -2.3 -2.8
13Z Fri 04 Apr 1024.8 1025.8 1028.1 -1.0 -2.3 -3.3
14Z Fri 04 Apr 1025.3 1026.6 1028.8 -1.3 -2.2 -3.5
15Z Fri 04 Apr 1025.5 1026.7 1028.3 -1.2 -1.6 -2.8
16Z Fri 04 Apr 1025.4 1026.4 1027.2 -1.0 -0.8 -1.8
17Z Fri 04 Apr 1025.4 1026.4 1026.5 -1.0 -0.1 -1.1
18Z Fri 04 Apr 1025.0 1025.9 1025.9 -0.9 +0.0 -0.9
19Z Fri 04 Apr 1024.7 1025.5 1025.3 -0.8 +0.2 -0.6
20Z Fri 04 Apr 1024.1 1024.8 1024.6 -0.7 +0.2 -0.5
21Z Fri 04 Apr 1023.7 1024.5 1024.2 -0.8 +0.3 -0.5
22Z Fri 04 Apr 1023.3 1024.1 1023.6 -0.8 +0.5 -0.3
23Z Fri 04 Apr 1022.8 1023.5 1023.1 -0.7 +0.4 -0.3
00Z Sat 05 Apr 1022.7 1023.3 1023.1 -0.6 +0.2 -0.4
01Z Sat 05 Apr 1022.8 1023.0 1023.2 -0.2 -0.2 -0.4
02Z Sat 05 Apr 1023.1 1023.2 1023.5 -0.1 -0.3 -0.4
03Z Sat 05 Apr 1023.1 1023.3 1024.4 -0.2 -1.1 -1.3
04Z Sat 05 Apr 1023.0 1023.4 1025.6 -0.4 -2.2 -2.6
05Z Sat 05 Apr 1023.1 1023.5 1026.3 -0.4 -2.8 -3.2
06Z Sat 05 Apr 1022.7 1023.3 1026.6 -0.6 -3.3 -3.9
Time Day Date ONP SLE RDM ONP-SLE SLE-RDM ONP-RDM
(GMT) Pressure Pressure Pressure Gradient Gradient Gradient Remarks
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07Z Sat 05 Apr 1022.7 1023.3 1027.0 -0.6 -3.7 -4.3
08Z Sat 05 Apr 1022.8 1023.4 1027.4 -0.6 -4.0 -4.6
09Z Sat 05 Apr 1022.9 1023.5 1028.3 -0.6 -4.8 -5.4
10Z Sat 05 Apr 1023.3 1024.1 1029.2 -0.8 -5.1 -5.9
11Z Sat 05 Apr 1023.1 1024.1 1029.6 -1.0 -5.5 -6.5
12Z Sat 05 Apr 1023.4 1024.1 1029.5 -0.7 -5.4 -6.1
13Z Sat 05 Apr 1024.1 1024.5 1029.1 -0.4 -4.6 -5.0
14Z Sat 05 Apr 1024.7 1025.4 1029.4 -0.7 -4.0 -4.7
15Z Sat 05 Apr 1024.9 1025.5 1028.5 -0.6 -3.0 -3.6
16Z Sat 05 Apr 1024.7 1025.5 1026.8 -0.8 -1.3 -2.1
17Z Sat 05 Apr 1024.6 1025.6 1025.7 -1.0 -0.1 -1.1
18Z Sat 05 Apr 1024.6 1025.3 1024.9 -0.7 +0.4 -0.3
19Z Sat 05 Apr 1024.7 1024.8 1024.2 -0.1 +0.6 +0.5
20Z Sat 05 Apr 1024.1 1024.0 1023.3 +0.1 +0.7 +0.8 GSE
21Z Sat 05 Apr 1024.3 1024.0 1022.9 +0.3 +1.1 +1.4 GSE
22Z Sat 05 Apr 1024.5 1024.0 1022.7 +0.5 +1.3 +1.8 GSE
23Z Sat 05 Apr 1024.0 1023.4 1022.0 +0.6 +1.4 +2.0 GSE
00Z Sun 06 Apr 1023.9 1023.2 1021.6 +0.7 +1.6 +2.3 GSE
01Z Sun 06 Apr 1023.8 1023.1 1021.4 +0.7 +1.7 +2.4 GSE
02Z Sun 06 Apr 1023.7 1023.1 1021.5 +0.6 +1.6 +2.2 GSE
03Z Sun 06 Apr 1023.5 1022.9 1021.6 +0.6 +1.3 +1.9 GSE
04Z Sun 06 Apr 1023.4 1022.9 1021.8 +0.5 +1.1 +1.6 GSE
05Z Sun 06 Apr 1023.4 1023.0 1022.0 +0.4 +1.0 +1.4 GSE
06Z Sun 06 Apr 1023.0 1022.7 1021.9 +0.3 +0.8 +1.1 GSE
07Z Sun 06 Apr 1022.6 1022.5 1022.3 +0.1 +0.2 +0.3 GSE
08Z Sun 06 Apr 1022.4 1022.2 1022.4 +0.2 -0.2 +0.0
09Z Sun 06 Apr 1022.2 1022.2 1023.0 +0.0 -0.8 -0.8
10Z Sun 06 Apr 1022.2 1022.1 1023.4 +0.1 -1.3 -1.2
11Z Sun 06 Apr 1021.3 1021.3 1023.2 +0.0 -1.9 -1.9
12Z Sun 06 Apr 1020.4 1020.5 1022.8 -0.1 -2.3 -2.4
13Z Sun 06 Apr 1020.1 1019.7 1022.4 +0.4 -2.7 -2.3
14Z Sun 06 Apr 1020.3 1019.6 1022.5 +0.7 -2.9 -2.2
15Z Sun 06 Apr 1019.9 1019.4 1020.9 +0.5 -1.5 -1.0
16Z Sun 06 Apr 1019.4 1019.3 1018.8 +0.1 +0.5 +0.6 GSE
17Z Sun 06 Apr 1019.2 1019.9 1017.2 -0.7 +2.7 +2.0
18Z Sun 06 Apr 1019.0 1020.2 1015.9 -1.2 +4.3 +3.1
19Z Sun 06 Apr 1018.7 1019.9 1014.7 -1.2 +5.2 +4.0
20Z Sun 06 Apr 1017.9 1019.2 1013.3 -1.3 +5.9 +4.6
21Z Sun 06 Apr 1017.5 1018.8 1012.7 -1.3 +6.1 +4.8
22Z Sun 06 Apr 1017.2 1018.2 1012.2 -1.0 +6.0 +5.0
23Z Sun 06 Apr 1016.4 1016.9 1012.1 -0.5 +4.8 +4.3
00Z Mon 07 Apr 1016.1 1016.0 1014.0 +0.1 +2.0 +2.1 GSE
01Z Mon 07 Apr 1015.7 1015.3 1014.6 +0.4 +0.7 +1.1 GSE
02Z Mon 07 Apr 1015.7 1015.4 1013.7 +0.3 +1.7 +2.0 GSE
03Z Mon 07 Apr 1015.8 1015.6 1013.2 +0.2 +2.4 +2.6 GSE
04Z Mon 07 Apr 1015.8 1015.8 1013.2 +0.0 +2.6 +2.6
05Z Mon 07 Apr 1016.4 1016.1 1013.6 +0.3 +2.5 +2.8 GSE
06Z Mon 07 Apr 1016.9 1016.6 1013.5 +0.3 +3.1 +3.4 GSE