| Data Platform | NWS NEXRAD Radar |
| Description | Real-time imagery from several NWS NEXRAD (WSR-88D) radars was archived for the entire study period of IMPROVE-1. |
| Location(s) | Seattle, WA (KATX), Lat: 48.2000, Lon: -122.5000, Elev: 185 m Portland, OR (KRTX), Lat: 45.7167, Lon: -122.9667, Elev: 514 m Medford, OR (KMAX), Lat: 42.1333, Lon: -122.7000, Elev: 2290 m Spokane, WA (KOTX), Lat: 47.6700, Lon: -117.6200, Elev: 727 m Pendleton, OR (KPDT), Lat: 45.6983, Lon: -118.8342, Elev: 455 m |
| Operators | n/a |
| Data Format(s) | NIDS |
| Software | garp |
| Data Location(s) | /home/disk/wrf1/improve1/nexrad |