Moderate to heavy lake-effect snow will develop over the eastern U.P. of Michigan and downwind from Lakes Erie and Ontario. Snow will develop over parts of the Northern Rockies/Northern High Plains into Wednesday. Read More >
Observation Pressure Gradient Table National Weather Service, Anchorage AK Forecast Office Tue Mar 19 02:10:01 GMT 2024 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 1803 1.8 3.6 0.3 -1.0 -0.5 3.4 -7.0 3.1 -4.5 -3.5 -0.2 m m 1804 2.0 3.8 0.2 -1.2 -0.8 3.4 -7.2 3.2 -4.5 -3.3 -0.4 m 7.2 1805 1.9 3.5 -0.2 -1.2 m 2.9 -7.0 3.1 -4.9 -3.8 -0.6 m 7.1 1806 1.5 3.2 -0.3 m m 2.9 -7.2 3.2 m m -0.3 m 6.4 1807 1.4 3.6 -0.1 m m 2.5 -7.1 2.6 m -3.4 -1.1 m 5.9 1808 m m m m -1.2 m m 2.8 m -3.0 -0.7 m 5.9 1809 1.4 3.7 -0.1 m m m -7.3 m m -3.2 m m 5.7 1810 0.8 m -0.6 -2.1 -1.4 2.1 -6.8 2.7 -3.7 -2.8 m m 5.8 1811 1.9 3.0 -0.5 -2.2 -1.5 1.8 -6.9 2.3 -3.6 -2.3 -1.2 m 5.6 1812 1.3 2.3 -1.0 -2.3 m 1.2 -6.5 2.2 -3.4 -2.6 -1.1 m 5.6 1813 m m m m -1.6 m m 1.5 -3.2 -1.9 -1.7 m 5.4 1814 0.4 m -0.8 -1.9 -1.4 0.0 -6.3 0.8 -3.1 -1.8 m m 5.5 1815 0.3 1.0 -0.6 -2.2 -1.5 0.3 -6.2 0.9 -2.6 -1.8 -0.7 m 5.5 1816 m m m m -1.5 m m 1.0 -1.5 -0.6 -0.1 m 5.2 1817 m m m m m m m m -1.0 -0.1 -0.3 m m 1818 -0.6 -0.5 -0.9 -0.8 -1.1 -1.0 -5.2 -0.1 -1.1 -0.4 -0.5 m 4.9 1819 -0.6 -0.3 m -0.5 m -1.1 -4.9 m -1.3 -0.3 -0.8 m m 1820 -0.6 m -0.4 -0.8 -0.8 -1.0 -4.9 -0.6 -0.4 0.5 m m 5.1 1821 m m m m -0.7 m m -1.1 0.7 1.4 -0.6 m 5.3 1822 -1.0 -1.1 -0.3 -1.0 -0.8 -2.6 -3.8 -2.3 1.7 1.8 -1.5 m 5.3 1823 -1.1 m -0.4 -0.8 -0.9 -2.7 -3.3 -2.3 2.9 2.8 m m 5.3 1900 -1.2 -1.0 -0.2 -0.3 -0.6 -2.1 -3.1 -1.9 3.4 3.6 -1.1 m 5.0 1901 -1.2 -1.5 -0.2 0.2 -0.6 -2.4 -2.7 -2.2 3.2 3.6 -0.9 m 4.8 1902 m m m m -0.3 m m -2.7 4.0 4.0 -0.9 m 4.4
North American Mesoscale Model
Model Forecast Pressure Gradient Table National Weather Service, Anchorage AK Forecast Office Mon Mar 18 15:30:02 GMT 2024 (' ', 'ETA242', 'Pressure Difference Forecast (', '20240318_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 0.1 1.9 -1.0 -2.0 -1.6 1.3 -7.2 2.4 -4.5 -2.8 -0.5 -0.1 6.5 1815 -0.5 0.7 -1.1 -1.6 -1.2 2.3 -6.6 3.4 -4.3 -2.1 1.6 1.5 6.6 1818 -1.1 -0.9 -0.9 -1.0 -0.8 0.7 -5.3 1.5 -2.9 -1.2 1.6 1.5 5.5 1821 -1.0 -1.4 -0.2 -0.6 -0.0 -1.2 -4.2 -1.0 -1.8 -0.5 0.1 0.2 6.0 1900 -1.3 -1.7 -0.2 -0.2 -0.1 -2.0 -2.5 -1.9 1.4 1.6 -0.3 -0.0 5.3 1903 -0.9 -1.3 0.1 0.2 0.0 -1.5 -1.4 -1.6 2.1 2.4 -0.2 -0.0 5.1 1906 -0.8 -1.8 0.4 0.3 0.3 -0.0 0.3 -0.4 4.1 3.7 1.8 0.1 4.1 1909 -0.3 -1.2 0.7 0.7 0.6 1.1 0.9 0.4 3.8 3.5 2.4 0.9 3.8 1912 -0.7 -2.2 0.5 1.2 0.5 0.7 1.2 0.2 4.3 3.9 2.8 1.1 3.5 1915 -0.5 -1.8 0.6 1.1 0.5 1.6 1.1 1.0 5.0 4.3 3.4 1.3 2.6 1918 -0.3 -2.3 0.3 1.6 0.6 1.6 1.7 1.2 5.3 4.7 3.9 2.5 2.0 1921 -0.9 -2.1 -0.5 0.9 -0.6 1.5 2.7 2.0 6.2 5.3 3.6 3.3 1.4 2000 -0.9 -2.1 -0.8 1.1 -0.6 1.1 4.0 1.9 6.4 5.5 3.2 3.3 0.0 2003 -0.7 -2.1 -0.7 0.9 -0.4 1.0 5.2 1.7 6.3 5.6 3.1 2.6 -1.3 2006 -0.2 -2.1 -0.5 0.8 -0.2 1.0 6.0 1.5 6.9 6.1 3.1 0.7 -2.6 2009 -0.4 -3.1 -0.5 0.7 -0.0 0.5 6.0 1.0 6.4 5.3 3.6 0.6 -3.2 2012 -0.7 -3.5 -0.4 0.6 0.2 0.5 5.9 1.0 5.8 4.8 4.0 1.0 -2.8 2015 -1.2 -4.0 -0.4 0.5 0.2 0.3 5.0 0.6 5.3 4.2 4.2 1.1 -2.3 2018 -1.6 -4.4 -0.3 0.7 0.2 0.5 4.1 0.7 4.2 3.3 4.9 3.7 -1.5 2021 -2.5 -5.0 -0.2 0.8 0.3 0.3 4.3 0.5 3.6 3.1 5.3 5.9 -0.9 2100 -2.6 -4.9 -0.2 1.2 0.5 0.1 4.3 0.3 2.9 2.8 5.0 5.6 -0.1 2103 -2.5 -5.0 -0.1 1.1 0.3 0.0 4.4 0.1 3.1 2.9 5.0 4.9 -0.2 2106 -1.4 -4.1 -0.2 0.7 -0.2 0.8 4.2 1.0 2.9 2.7 4.9 2.2 0.1 2109 -1.3 -4.3 -0.5 1.2 -0.2 0.7 4.5 1.2 2.9 2.7 5.0 1.6 0.1 2112 -1.1 -3.7 -0.3 1.1 -0.2 1.4 4.1 1.8 3.6 3.2 5.2 1.8 0.2 2115 -0.9 -3.2 -0.5 1.1 -0.6 2.2 4.1 2.7 4.0 3.7 5.4 2.0 0.4 2118 -1.0 -2.8 -0.5 1.1 -0.5 2.4 4.5 2.9 4.3 4.1 5.2 4.3 0.1 2121 -1.8 -2.2 -0.5 1.1 -0.4 2.3 5.0 2.8 4.4 4.2 4.5 5.5 -0.5 2200 -1.0 -0.8 -0.5 0.6 -0.4 2.4 5.1 2.9 4.6 4.4 3.2 3.3 -1.0