As a cold front moves through the western states, gusty conditions will bring fire weather concerns through the weekend from the interior Northwest into the Great Basin and Rockies. Elsewhere, temperatures will run ten or more degrees below normal from the Upper Midwest into much of the eastern U.S. Tropical development may bring heavy rainfall to parts of the western Gulf Coast this weekend. Read More >
Observation Pressure Gradient Table
National Weather Service, Anchorage AK Forecast Office
Fri Sep 18 21:10:01 GMT 2020
Time PAWR- PACV- PATK- PANC- PATK- PAGK- PANC- PAGK- PAHO- PADQ- PAGK- PAGK- PANN-
PANC PANC PANC PAHO PAEN PANC PAMC PATK PAKN PAKN PACV PAVD PATK
1722 5.2 9.4 1.2 1.2 2.1 4.8 6.8 3.6 8.5 7.8 -4.6 -5.6 -6.1
1723 5.2 9.9 1.5 m 1.7 5.8 6.4 4.3 m 6.8 -4.1 -4.7 -5.9
1800 5.4 m 1.5 -0.2 1.5 5.7 6.7 4.2 6.8 5.5 m -4.6 -5.8
1801 5.7 9.8 1.2 -0.3 1.0 5.4 m 4.2 5.8 5.3 -4.4 -4.7 -5.4
1802 4.8 m 0.7 -0.5 0.9 5.3 6.9 4.6 4.8 4.7 m -5.3 -5.3
1803 4.5 m 0.1 m 0.5 5.1 m 5.0 m 4.4 m -5.1 -5.5
1804 4.4 8.8 0.5 -0.6 0.6 5.7 5.7 5.2 m m -3.1 -5.0 -5.8
1805 4.8 8.8 0.5 -1.0 0.2 4.9 6.3 4.4 m m -3.9 -5.4 -5.5
1806 4.7 9.7 0.9 -1.4 0.3 5.4 5.5 4.5 1.7 4.5 -4.3 -5.3 -6.0
1807 4.6 9.7 0.6 -1.6 0.0 4.9 6.0 4.3 1.4 4.0 -4.8 -5.8 -6.5
1808 4.4 9.8 1.2 -2.0 0.8 5.3 6.2 4.1 m m -4.5 -5.5 -6.9
1809 4.3 9.2 1.0 -2.2 0.6 4.6 6.4 3.6 0.9 3.5 -4.6 -5.7 -6.4
1810 3.9 8.8 0.9 -2.3 0.5 3.7 6.8 2.8 0.6 3.1 -5.1 -5.7 -5.5
1811 3.1 7.9 0.3 -2.1 0.0 3.8 m 3.5 0.1 2.7 -4.1 -4.7 -5.5
1812 2.6 6.6 -0.1 -2.2 -0.3 3.6 7.2 3.7 0.2 2.6 -3.0 -4.3 -5.4
1813 3.1 m 0.1 -2.5 -0.3 3.4 6.5 3.3 m m m -4.9 -5.6
1814 2.9 6.4 0.0 m -0.6 3.1 5.9 3.1 m 1.8 -3.3 -4.8 -5.9
1815 2.6 5.8 -0.4 m -0.7 3.0 5.2 3.4 m 2.0 -2.8 -4.1 -5.5
1816 2.6 5.2 -0.4 m -0.9 2.6 4.5 3.0 m 2.5 -2.6 -4.1 -5.2
1817 2.6 4.7 -0.3 m -0.8 2.5 3.9 2.8 m 2.3 -2.2 -3.8 -4.7
1818 2.5 4.3 -0.4 m -0.7 2.1 3.9 2.5 m 2.3 -2.2 -4.0 -4.4
1819 2.3 4.2 -0.6 m -0.8 1.9 3.7 2.5 m 2.1 -2.3 -4.0 -3.5
1820 2.2 3.9 -0.7 m -1.0 1.5 3.7 2.2 m m -2.4 -4.1 -2.9
1821 2.1 m -0.8 m -1.1 1.3 3.8 2.1 m 2.2 m -4.3 -2.6
North American Mesoscale Model
Model Forecast Pressure Gradient Table
National Weather Service, Anchorage AK Forecast Office
Fri Sep 18 15:30:01 GMT 2020
ETA242 Pressure Difference Forecast ( 20200918_1200 UTC)
DDHH PAWR- PACV- PATK- PANC- PATK- PAGK- PANC- PAGK- PAHO- PADQ- PAGK- PAGK- PANN-
PANC PANC PANC PAHO PAEN PANC PAMC PATK PAKN PAKN PACV PAVD PATK
1812 1.4 6.2 -0.8 -1.5 -0.3 3.4 7.5 4.2 -1.2 1.7 -2.8 -1.9 -4.7
1815 0.5 4.4 -1.1 -2.3 -0.8 2.3 6.9 3.4 -1.0 1.6 -2.1 -0.9 -5.0
1818 0.7 2.8 -1.2 -2.3 -1.0 1.4 5.4 2.6 -0.9 1.7 -1.4 -0.7 -3.8
1821 0.6 2.5 -1.0 -2.4 -1.1 0.2 4.9 1.2 -0.3 1.4 -2.3 -0.7 -3.9
1900 0.9 3.0 -1.0 -2.3 -1.1 -0.4 4.9 0.7 0.4 1.4 -3.3 -1.6 -3.7
1903 1.7 3.5 -0.8 -1.7 -0.7 -0.3 5.0 0.5 0.6 1.3 -3.8 -2.9 -3.5
1906 1.5 3.2 -1.1 -1.1 -0.6 0.4 4.8 1.5 0.2 1.0 -2.7 -2.0 -3.6
1909 1.3 2.5 -0.7 -0.6 -0.1 1.0 4.3 1.7 -0.1 0.6 -1.6 -1.3 -3.1
1912 1.1 2.2 -0.3 -0.6 0.0 1.2 3.4 1.6 -0.3 -0.2 -1.0 -0.7 -2.6
1915 0.9 2.1 -0.1 -0.3 0.1 1.6 3.2 1.7 -0.2 -0.8 -0.6 -0.3 -2.2
1918 0.8 2.5 -0.1 -0.2 0.0 1.1 3.1 1.3 -0.6 -1.5 -1.3 -0.6 -2.1
1921 1.0 2.0 -0.0 -0.0 0.2 0.1 2.4 0.1 -0.9 -1.8 -2.0 -1.5 -2.1
2000 1.4 2.1 -0.1 -0.4 0.0 -0.2 1.7 -0.1 -1.3 -1.7 -2.3 -1.8 -2.1
2003 1.0 1.7 -0.0 -0.2 0.2 -0.0 1.3 -0.0 -1.4 -0.8 -1.8 -1.6 -2.3
2006 0.8 1.3 0.2 -0.3 0.3 0.6 0.9 0.4 -1.7 -0.5 -0.7 -0.9 -2.3
2009 0.3 0.4 0.3 -0.2 0.4 0.9 0.2 0.5 -1.9 -0.8 0.5 0.2 -1.9
2012 0.0 -0.1 0.4 -0.3 0.4 0.9 -0.5 0.4 -1.9 -0.5 1.0 0.8 -1.2
2015 0.5 0.0 0.4 -0.6 0.2 0.7 -0.6 0.4 -1.1 0.3 0.7 0.3 -0.5
2018 0.3 -0.2 0.1 -0.4 -0.0 0.4 -0.7 0.2 -0.4 0.9 0.5 0.1 0.4
2021 0.3 -0.5 -0.2 -0.4 -0.3 -0.7 -0.6 -0.5 0.6 1.4 -0.2 -0.1 0.7
2100 0.0 -0.7 -0.5 -0.3 -0.5 -1.4 -0.2 -0.9 2.4 2.6 -0.6 -0.5 0.6
2103 0.1 -0.5 -0.3 -0.2 -0.2 -1.1 -0.2 -0.8 3.9 3.1 -0.6 -1.7 0.6
2106 0.1 -0.7 0.2 0.3 0.4 -0.6 -0.2 -0.7 5.2 4.0 0.1 -1.0 0.1
2109 0.1 -0.5 0.4 0.8 0.8 -0.1 -0.1 -0.5 6.5 3.7 0.4 -0.2 -0.2
2112 0.2 0.7 0.7 1.3 1.2 0.4 0.1 -0.3 7.5 2.4 -0.3 0.1 -0.3
2115 0.7 2.1 0.9 2.2 1.5 0.8 0.1 -0.1 8.0 2.0 -1.3 -0.1 -0.3
2118 1.7 3.1 1.2 2.8 1.9 1.3 -0.2 0.1 8.2 -0.2 -1.8 -1.3 -0.2
2121 1.9 3.5 0.9 4.0 2.0 1.5 0.0 0.6 7.8 -0.0 -2.0 -1.7 0.1
2200 1.9 4.1 1.6 5.0 3.3 2.3 -0.2 0.6 6.9 -0.7 -1.9 -1.4 -0.4
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