Plotted Constant Pressure Level/Whole Sounding Data Upper Air Maps from Archived Data
Select a region, level, variable, year, month, day, time, scaling factor for plotted text, map size, and the type of page.

Region:	Level:	Variable:	Year:	Month:	Day:	Time:	Scaling:	Map Size:
Contiguous US Northeast Mid-Atlantic Southeast Midwest Southern Plains Northwest Southwest Alaska Hawaii Eastern Canada Western Canada Northern Canada Canada North America Central America South America Europe Asia East Asia North Asia West Asia Southeast Asia Africa North Africa South Africa Middle East Australia West Pacific Antarctica Arctic	All 1000 mb 925 mb 850 mb 700 mb 500 mb 400 mb 300 mb 250 mb 200 mb 150 mb 100 mb 70 mb 50 mb 30 mb 20 mb 10 mb 5 mb	Composite Plot Composite Plot (dm) Geopotential Height Temperature Potential Temperature Equivalent Potential Temp Virtual Temperature Dewpoint Dewpoint Depression Wet Bulb Temperature Mixing Ratio Specific Humidity Relative Humidity Moisture Advection Moisture Convergence Wind Direction Wind Speed Wind Barb Wind Vector Streamlines RAOB IDs Thickness (500-1000mb) Thickness (850-500mb) Thickness (1000-700mb) Freezing Level (lowest) (mb) Freezing Level (lowest)(m) Wet Bulb Zero Convective Condensation Level Convective Temperature Precipitable Water Estimated Maximum Temperature Lifted Index Showalter Index Total Totals Index Vertical Totals Index Cross Totals Index K Index Sweat Index Energy Index Positive Vertical Wind Shear Negative Vertical Wind Shear Estimated Storm Direction Estimated Storm Speed Storm Relative Directional Shear AG Storm Relative Helicity Energy Helicity Index Bulk Richardson Number Bulk Shear	1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024	Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec	1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31	0 Z 12 Z	.4 .5 .6 .7 .8 .9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0	640x480 800x600 912x650 1024x768
Web/Print:
Web Page Print Only

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Notes:

• For plotted maps of recent data, go here.
• The 912x650 size works best for full page 8.5"x11.5" printing, if you select the landscape orientation using the "Properties" or "Preferences" option of the print window.
• North Amrican archived data goes back as far as June 1957.
• Global archived data goes back as far as 1999.
• Data above 100 hPa begin in 1999.