Note: The NAM output is hourly through 36hr and then 3-hourly thereafter.
Note2: The new GFS fields use spherepak routines for the geostrophic wind and will have far less topographic contamination compared to the NAM.
Please note that these products are experimental and not official forecasts.
For official forecasts in the U.S., please refer to the National Weather Service.
Newest run for each model in GREEN. Oldest run for each model in RED.
| Field | Model | ||
| Saturated, Symmetrically Unstable Depth | NAM | 2021101800 | NE SE NC SC NW SW |
| 2021101806 | NE SE NC SC NW SW | ||
| 2021101812 | NE SE NC SC NW SW | ||
| 2021101718 | NE SE NC SC NW SW | ||
| GFS | 2021101800 | NE SE NC SC NW SW | |
| 2021101806 | NE SE NC SC NW SW | ||
| 2021101812 | NE SE NC SC NW SW | ||
| 2021101718 | NE SE NC SC NW SW | ||
| 900-500mb Vertically averaged frontogenesis | NAM | 2021101800 | NE SE NC SC NW SW |
| 2021101806 | NE SE NC SC NW SW | ||
| 2021101812 | NE SE NC SC NW SW | ||
| 2021101718 | NE SE NC SC NW SW | ||
| GFS | 2021101800 | NE SE NC SC NW SW | |
| 2021101806 | NE SE NC SC NW SW | ||
| 2021101812 | NE SE NC SC NW SW | ||
| 2021101718 | NE SE NC SC NW SW | ||
| 800-600mb Vertically averaged frontogenesis | NAM | 2021101800 | NE SE NC SC NW SW |
| 2021101806 | NE SE NC SC NW SW | ||
| 2021101812 | NE SE NC SC NW SW | ||
| 2021101718 | NE SE NC SC NW SW | ||
| GFS | 2021101800 | NE SE NC SC NW SW | |
| 2021101806 | NE SE NC SC NW SW | ||
| 2021101812 | NE SE NC SC NW SW | ||
| 2021101718 | NE SE NC SC NW SW |
Archive of recent images.
Last Updated: Mon Oct 18 17:30:02 UTC 2021