Medium Range Forecasts (Days 3-7)
Note to users: As of December 12, 2012, we have consolidated the sea level pressures and fronts
forecasts into a single page, http://www.wpc.ncep.noaa.gov/medr/medr.shtml. Please update your
bookmarks accordingly as the graphics displayed below will no longer update.
Preliminary Sea Level Pressures and Fronts
(available by 1315 UTC)
Note: These are unofficial products intended for coordination purposes only. Significant modifications are possible for the final issuance at 1900 UTC.
Loop of sea-level pressures and fronts through day 7
* A note to our users about the extended forecast discussion. To simplify access to the most recently issued
discussion, we have replaced link to the "Preliminary" product with that above.
The latest issued discussion (whether it be a "Preliminary" or "Final") will display when
clicking this link.