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St. Marys, Kansas Weather

St. Marys, Kansas — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, soil and crop conditions for St. Marys, Pottawatomie County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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✈️ Aviation Weather

Full aviation weather for St. Marys is published on the Wamego Municipal Airport (K69K) page, 16 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. 4 airfields within reach of St. Marys 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 St. Marys: Philip Billard Municipal Airport (KTOP) 41 km · Topeka Regional Airport (KFOE) 44 km · Manhattan Regional Airport (KMHK) 52 km

Conditions reported at K69K describe the airfield itself. Weather 16 km away can differ, particularly in terrain or near the coast. For conditions at St. Marys specifically, see the current conditions and forecast above.

🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for St. Marys.

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About St. Marys, Kansas

St. Marys rests in the rolling Kansas prairie, a place where the sky seems to stretch further than the eye can follow. It lies 23.4 miles west-north-west of Topeka, KS (from Topeka, KS: bearing 296°T), and is situated 7.6 miles west-north-west of Rossville. The land here is a gentle, fertile swell, the soil a deep, rich loam that holds the memory of countless seasons. Fields of wheat and corn, their stalks rustling like whispered secrets in the wind, stretch towards horizons softened by the hazy blue of distance. In the warmer months, the air hums with the industry of insects, a low thrum that blends with the occasional distant rumble of a tractor. Evenings bring a particular kind of quiet, as the sun dips below the land, painting the western sky in hues of rose and ochre, a slow, deliberate farewell to the day. The story of St. Marys is one of faith and resilience, its origins tied to the Benedictine monks who established a seminary here in the late 19th century. This spiritual foundation still imbues the town with a certain contemplative character, a quietude that contrasts with the robust agricultural economy that sustains it. The fertile lands surrounding St. Marys yield bountiful harvests, feeding not just local tables but reaching far beyond. The town itself retains a modest charm, its main street lined with buildings that have witnessed generations come and go, each brick and storefront holding a fragment of shared memory. It’s a place where the pace of life feels connected to the turning of the earth, a steady, dependable rhythm that has endured.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for St. Marys and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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LocationSt. Marys, Pottawatomie County, Kansas
Coordinates39.194164°N, 96.071104°W
TimezoneCentral Time (America/Chicago)
ZIP Code(s)66536
Area Code913
Page generatedSeptember 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This St. Marys, Kansas Weather Page

This page provides live weather conditions and forecasts for St. Marys, Kansas, 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 St. Marys includes coordinates 39.194164°N, 96.071104°W, situated in Pottawatomie County. ZIP code 66536. Telephone area code: 913. Timezone: Central Time (America/Chicago).

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.