| Abbreviation | Definition |
|---|---|
| WALM | Waldron, Montana, Hydromet station |
| WAM | West African Monsoon |
| WAOB | World Agricultural Outlook Board |
| WARI | Warning And Radio Information |
| WARP | Weather and Radar Processor |
| WB | With Blowing |
| WB0 | Wet Bulb Zero pressure level |
| WBAS | Weather Bureau Airport Station |
| WBFO | Weather Bureau Forecast Office |
| WBG | Wet Bulb Globe |
| WBGT | Wet Bulb Globe Temperature |
| WBMO | Weather Bureau Meteorological Observatory |
| WBNM | Watershed Bounded Network Model |
| WBSW | West By SouthWest |
| WBTM | Weather Bureau Technical Memoranda |
| WC | Water Column |
| WC | Wind Current |
| WCAM | Weather CAMera |
| WCET | WindChill Equivalent Temperature |
| WCF | Wind Chill Factor |