Prosser, Washington Weather
Prosser, Washington — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast, soil and crop conditions for Prosser, Benton County.
Tides, marine forecast and fishing conditions near Prosser. Tide source:
Full aviation weather for Prosser is published on the Prosser Airport (KS40) page, 2 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 5 airfields within reach of Prosser have their own pages, listed below.
The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.
Other airports near Prosser: Sunnyside Municipal Airport (K1S5) 20 km · Richland Airport (KRLD) 37 km · Tri Cities Airport (KPSC) 50 km · Hermiston Municipal Airport (KHRI) 58 km
Conditions reported at KS40 describe the airfield itself. Weather 2 km away can differ, particularly in terrain or near the coast. For conditions at Prosser specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for Prosser.
About Prosser, Washington
Prosser sits where the Yakima River, a ribbon of muted silver under the vast, pale blue sky, begins its slow journey eastward. It lies 14.8 miles west-south-west of Benton, WA (from Benton, WA: bearing 239°T), and is situated 7.0 miles east-south-east of Grandview. The landscape here is a study in subtle gradients, a rolling expanse of golden grasses and sagebrush that stretches towards distant, hazy hills. Sunlight, when it arrives, possesses a peculiar clarity, illuminating the dust motes dancing in the air and casting sharp, defined shadows across the dry earth. The air itself carries a dry, clean scent, a mixture of sun-baked earth and the faint, sweet perfume of distant orchards. This is a place shaped by water and will, where the fertile soil, irrigated by intricate systems, supports a thriving agricultural heart. For generations, Prosser has been a nexus for the bounty of the Yakima Valley, its economy deeply rooted in the cultivation of apples, cherries, and wine grapes, the latter gaining international acclaim and drawing a quiet appreciation from connoisseurs. The echoes of its early days as a railroad town and agricultural hub are still discernible in the sturdy, unpretentious architecture that lines its main streets, a testament to the hard work and enduring spirit of its people. The town hums with a gentle, purposeful energy, a place where the turning of the seasons dictates the rhythm of life, and the promise of harvest hangs, sweet and tangible, in the warm, dry air.
Live animated radar for Prosser and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | Prosser, Benton County, Washington |
| Coordinates | 46.2068°N, 119.768922°W |
| Timezone | Pacific Time (America/Los_Angeles) |
| ZIP Code(s) | 99350 |
| Area Code | 509 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Prosser, Washington Weather Page
This page provides live weather conditions and forecasts for Prosser, Washington, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Prosser includes coordinates 46.206800°N, 119.768922°W, situated in Benton County. ZIP code 99350. Telephone area code: 509. Timezone: Pacific Time (America/Los_Angeles).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
