1. Know what to expect! = Climo.NH RH NL RL
Know what to expect! = Climo.

2. Mean:
Median:
Range:
80.5 /61.2
81 /61
93-66 /72-46
Mean:
Median:
Range:
% time:
0.10”
0-0.67”
47%

3. 4 a.m. (08z)

5. 4 a.m. (08z)

6. Penn State Weather Camps
Basic Weather Forecasting Guidelines
Sat I – Sat II – Sat III - NWS - NHC - Radar - Radar
sfc. map 1 - sfc. map 2 – sfc map 3

7. SURFACE PRESSURE ? ? ? ? ?

8. SURFACE PRESSURE

9. Warm Sector vs. Cool Sector

10. Warm Sector vs. Cool Sector

13. NAM MODEL – 4 panel map
Valid at 8 a.m. (12z)

14. NAM MODEL – 500 mb. map
Valid 8 a.m. (12z) L H
Ridge H
Trough

15. NAM MODEL – SFC map
Valid 8 a.m. (12z)

16. NAM MODEL – SFC map
Valid 8 P.M. (00z)

17. NAM MODEL – Precip. map
Totals (2 pm – 8 pm)
(18z – 00z)

18. Our friends …. Storms Prediction Center