Outdoor conditions in

St. Marys

Iowa
Now
  1. 59°Rain Showers95% rain96% humidityGusts 14 mph
  2. 59°Rain Showers82% rain93% humidityGusts 17 mph
  3. 60°Rain Showers Likely72% rain87% humidityGusts 22 mph
  4. 57°Rain Showers Likely59% rain90% humidityGusts 25 mph
  5. 57°Chance Rain Showers46% rain83% humidityGusts 28 mph
  6. 56°Chance Rain Showers34% rain80% humidityGusts 28 mph
  7. 54°Chance Rain Showers26% rain86% humidityGusts 28 mph
  8. 53°Slight Chance Rain Showers15% rain86% humidityGusts 28 mph
  9. 53°Mostly Cloudy10% rain86% humidityGusts 26 mph
  10. 52°Mostly Cloudy3% rain86% humidityGusts 29 mph
  11. 51°Mostly Cloudy2% rain83% humidityGusts 31 mph
  12. 51°Partly Cloudy2% rain74% humidityGusts 30 mph
  13. 49°Partly Cloudy1% rain74% humidityGusts 28 mph
  14. 47°Partly Cloudy0% rain79% humidityGusts 28 mph
  15. 47°Partly Cloudy0% rain79% humidityGusts 28 mph
  16. 46°Mostly Cloudy1% rain79% humidityGusts 29 mph
  17. 45°Mostly Cloudy1% rain86% humidityGusts 30 mph
  18. 45°Partly Sunny3% rain86% humidityGusts 31 mph
  19. 46°Mostly Cloudy6% rain83% humidityGusts 32 mph
  20. 45°Mostly Cloudy7% rain86% humidityGusts 33 mph
  21. 47°Mostly Cloudy6% rain83% humidityGusts 36 mph
  22. 48°Cloudy4% rain80% humidityGusts 36 mph
  23. 49°Cloudy1% rain77% humidityGusts 36 mph
  24. 50°Cloudy5% rain71% humidityGusts 35 mph
Extra care for

A little farther out

The next five days

Today

Today looks wet for a meaningful stretch.

Rain
96%
Humidity
80–98%
Wind
31 mph
Fri

Friday looks breezy.

Rain
7%
Humidity
56–86%
Wind
36 mph
Sat

Saturday looks fairly quiet.

Rain
0%
Humidity
44–100%
Wind
16 mph
Sun

Sunday looks fairly quiet.

Rain
0%
Humidity
45–86%
Wind
22 mph
Mon

Monday looks fairly quiet.

Rain
1%
Humidity
49–93%
Wind
13 mph
  1. 61° / 51°Today looks wet for a meaningful stretch.96% rain · Humidity 80–98% · Wind 31 mph
  2. 52° / 42°Friday looks breezy.7% rain · Humidity 56–86% · Wind 36 mph
  3. 59° / 33°Saturday looks fairly quiet.0% rain · Humidity 44–100% · Wind 16 mph
  4. 65° / 42°Sunday looks fairly quiet.0% rain · Humidity 45–86% · Wind 22 mph
  5. 68° / 47°Monday looks fairly quiet.1% rain · Humidity 49–93% · Wind 13 mph

Environmental watch

Air quality + smoke

Air quality

Des Moines area · Updated Thu 1:25 PM
7GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 7:45 AM

Air near ground7 · Good US AQI

Rain, in motion · Past four hours

St. Marys radar

Ready when you areSee what is moving toward St. Marys.

Watch the last four hours of rain, then search any nearby trail, lake, or address.

View the official forecast ↗

Outdoor fire check

Thinking about a backyard fire?

Conditions could spread a fire quickly.

Wind, gusts, or the combination of dry air and wind raises the concern.

Next 12 hoursChoose a time to see what is driving the concern.
Selected timeNowUse caution

Sustained wind is 8 mph. Thunder is possible.

Humidity
96%
Wind
8 mph
Gusts
14 mph

Check local rules. Weather is only part of the decision. Check city, county, and land-manager fire restrictions before lighting any outdoor fire.

Nearby regional view

Explore Des Moines-West Des Moines

About 19 miles away, the Des Moines-West Des Moines hub looks more deeply at Des Moines-West Des Moines, IA. It reflects that wider area rather than St. Marys’s exact conditions.

About these readingsSources and local limits

Weather

Forecasts, alerts, and radar come from NOAA and the National Weather Service.

Air quality

This reading describes Des Moines area, about 16 miles away. Conditions can differ at this exact spot.

Smoke

Satellite imagery shows smoke overhead. It cannot tell us how much smoke has reached breathing level.

This page represents St. Marys, IA, so conditions can vary from street to street. Environmental data: AirNow · participating air agencies · preliminary real-time US AQI · NOAA Hazard Mapping System · satellite-observed smoke.