Radar charts produced every 5 minutes
Upper air charts produced bidaily at 0300Z and 1500Z
Ensure you refresh for the latest imagery
![Image](http://img.photobucket.com/albums/v606/senorpepr/highrisk_banner.png)
Additional updates as they happen at...
http://www.twitter.com/senorpepr
http://www.twitter.com/storm2k_org
Surface Plots
![Image](http://img.photobucket.com/albums/v606/senorpepr/SFC_plots.png)
Displayed are surface plots.
Surface Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/SFC_anal.png)
Displayed are isobars (every 4 hPa, in black), isotherms (every 5 °F, in red), isodrosotherms (every 5 °F, in green), and surface plots.
Surface Temperature
![Image](http://img.photobucket.com/albums/v606/senorpepr/SFC_temp.png)
Displayed are isotherms (every 5 °F, in red) and surface temperature plots (in degrees Fahrenheit).
Surface Dewpoints
![Image](http://img.photobucket.com/albums/v606/senorpepr/SFC_dwpt.png)
Displayed are isodrosotherms (every 5 °F, in green), and surface dewpoint plots (in degrees Fahrenheit.
Sea Level Pressure
![Image](http://img.photobucket.com/albums/v606/senorpepr/SFC_slpr.png)
Displayed are isobars (every 4 hPa, in black) and sea level pressure plots (in tenths of a hectoPascal, leading 9/10 dropped).
Sea Level Pressure Tendency
![Image](http://img.photobucket.com/albums/v606/senorpepr/SFC_ptend.png)
Displayed are isallobars (every 2 hPa, in black) and sea level pressure change (in tenths of a hectoPascal).
Surface Wind Vectors
![Image](http://img.photobucket.com/albums/v606/senorpepr/SFC_wind.png)
Displayed are isotachs (every 5 kt above 20 kt, in green), wind vectors (direction wind moving toward, line length based on speed), and surface wind plots. (in knots)
Surface Aviation Flight Rules
![Image](http://img.photobucket.com/albums/v606/senorpepr/SFC_ifr.png)
Displayed are surface aviation flight rules (see below), surface visibility (in miles), and surface weather.
Red--Instrument Flight Rules (IFR) for visibility <3 miles, ceiling <1000 ft.
Blue--Marginal Visual Flight Rules (MVFR) for visibility <5 miles, ceiling <3000 ft.
Black--Visual Flight Rules (VFR) for visibility ≥5 miles, ceiling ≥3000 ft.
200 hPa Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/200_anal.png)
Displayed are isotachs (every 10 kt above 50 kt, in purple with shading), isotherms (every 5 °C, in red), isohypse (every 12 dam, in black), and radiosonde plots.
300 hPa Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/300_anal.png)
Displayed are isotachs (every 10 kt above 50 kt, in purple with shading), isotherms (every 5 °C, in red), isohypse (every 12 dam, in black), and radiosonde plots.
500 hPa Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/500_anal.png)
Displayed are isotachs (every 10 kt above 50 kt, in purple), isotherms (every 2 °C, in red), isohypse (every 6 dam, in black), and radiosonde plots.
500 hPa Vorticity Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/500_vort.png)
Displayed are isovorts (every 20^-5/s, in red), isohypse (every 6 dam, in black), and wind barb plots.
700 hPa Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/700_anal.png)
Displayed are isotachs (every 10 kt, in purple), isotherms (every 2 °C, in red), isodrosotherms (every 5 °C, in green with shading where dewpoint depression is less than 5 °C), isohypse (every 3 dam, in black), and radiosonde plots.
850 hPa Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/850_anal.png)
Displayed are isotachs (every 10 kt, in purple), isotherms (every 2 °C, in red), isodrosotherms (every 5 °C, in green with shading where dewpoint depression is less than 5 °C), isohypse (every 3 dam, in black), and radiosonde plots.
850hPa Theta-e Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/thte.png)
Displayed are pseudoadiabats (every 2 K, in purple), isohumes (every 1 g/kg in green), and radiosonde plots.
925 hPa Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/925_anal.png)
Displayed are isotach (every 10 kt, in purple), isotherms (every 2 °C, in red), isodrosotherms (every 5 °C, in green with shading where dewpoint depression is less than 5 °C), isohypse (every 3 dam, in black), and radiosonde plots.
1000-500 hPa Thickness Analysis
![Image](http://img.photobucket.com/albums/v606/senorpepr/thck.png)
Displayed are isopachs (every 6 dam, in red) and isobars (every 4 hPa, in black).
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Key:
isobar - line of equal pressure
isotherm - line of equal temperature
isodrosotherm - line of equal dewpoint temperature
isallobar - line of equal pressure change
isotach - line of equal wind speed
isohypse - line of equal height
isovort - line of equal absolute vorticity
psuedoadiabat - line of equal equivalent potential temperature
isohume - line of equal mixing ratio
isopach - line of equal thickness