Lower-tropospheric PV Diagnostic Forecasting Tools

Note: These products should update automatically, but this website is not considered operational and thus no guarantees are made about the availability of the data.

Lower-tropospheric PV Maps

RUC hourly analyses

RUC analyses
 Latest
00Z
01Z
02Z
03Z
04Z
05Z
06Z
07Z
08Z
09Z
10Z
11Z
12Z
13Z
14Z
15Z
16Z
17Z
18Z
19Z
20Z
21Z
22Z
23Z

The above plots show the RUC analysis of 900-700 mb PV (color shading) and 850-mb wind (kt) updated at 50 minutes past the hour. Images are archived for a 24-hour period and then overwritten.

Model Forecasts

NAM 211
 F00
F06
F12
F18
F24
F30
F36
F42
F48
F54
F60
Loop
NAM 212
 F00
F03
F06
F09
F12
F15
F18
F21
F24
F27
F30
F33
F36
F39
F42
F45
F48
Loop
GFS
 F00
F06
F12
F18
F24
F30
F36
F42
F48
F54
Loop

The above plots show 900-700 mb PV (shaded), 850 mb winds (kt), 6-h model convective precipitation (red, in), and sea-level pressure (brown).

The above plots are available from the latest run of the following models:

GFS 00Z, 06Z, 12Z, 18Z daily, 80-km grid spacing

NAM 211 00Z, 12Z daily, 80-km grid spacing

NAM 212 00Z, 06Z, 12Z, 18Z daily, 40-km grid spacing

Questions, comments?
Email me at Michael.J.Brennan@noaa.gov
Page last updated 2/14/2006