Below is the surface weather map for October 23, 2009 at 11:20 AM. The white contours are sea level pressure (isobars) . The green shading is the
radar depiction of precipitation.
2. What is the most probable type of the air mass in southwestern New Mexico? Why?
3. What is the location in the U.S. of the highest sea level pressure?
4. What is the location in the U.S. of the lowest sea level pressure?
5. Where in the U.S. would you expect to find high wind velocities? Why?
6. Where in the U.S. would you find near calm conditions? Why?
7. In what region of the U.S. would the wind be from the north? In what region of the U.S. would the wind be from the east?
8. For a location in northern Missouri, toward which direction would the pressure gradient force (only) be acting?
9. Why is precipitation falling north of the warm front?
10. Why is precipitation falling from northern Georgia through eastern Alabama?
11. Is it warmer in northern South Carolina or northern Arkansas? Why?
12. What kind of weather would you expect (in general) over central Georgia for the rest of the current day? Why?
13. Where on the map would you expect a trough at upper levels of the atmosphere to be located? Why?
14. Where on the map would you expect surface convergence to be occurring? Why?
15. Where on the map would you expect surface divergence to be occurring? Why?