Outdoor conditions in

Lyons

Colorado
Winter Weather AdvisoryWinter Weather Advisory issued October 15 at 3:12AM MDT until October 15 at 9:00AM MDT by NWS Denver COOfficial NWS alert
Now
  1. 39°Rain Showers Likely66% rain100% humidityGusts 9 mph
  2. 41°Rain Showers Likely66% rain96% humidityGusts 15 mph
  3. 45°Rain Showers Likely66% rain79% humidityGusts 21 mph
  4. 49°Rain Showers Likely66% rain68% humidityGusts 24 mph
  5. 50°Rain Showers Likely66% rain63% humidityGusts 28 mph
  6. 52°Mostly Cloudy12% rain56% humidityGusts 28 mph
  7. 54°Mostly Cloudy12% rain50% humidityGusts 25 mph
  8. 54°Partly Sunny12% rain48% humidityGusts 24 mph
  9. 54°Partly Sunny2% rain48% humidityGusts 22 mph
  10. 54°Mostly Sunny2% rain47% humidityGusts 18 mph
  11. 52°Mostly Sunny2% rain46% humidityGusts 13 mph
  12. 49°Mostly Clear0% rain52% humidityGusts 7 mph
  13. 45°Clear0% rain53% humidityGusts 7 mph
  14. 41°Clear0% rain59% humidityGusts 7 mph
  15. 39°Clear0% rain59% humidityGusts 7 mph
  16. 38°Clear0% rain59% humidityGusts 7 mph
  17. 37°Clear0% rain59% humidityGusts 7 mph
  18. 34°Clear0% rain64% humidityGusts 6 mph
  19. 33°Clear0% rain63% humidityGusts 6 mph
  20. 32°Clear0% rain63% humidityGusts 6 mph
  21. 31°Clear0% rain63% humidityGusts 6 mph
  22. 30°Clear0% rain66% humidityGusts 6 mph
  23. 29°Clear0% rain66% humidityGusts 6 mph
  24. 28°Sunny0% rain75% humidityGusts 3 mph
Extra care for

A little farther out

The next five days

Today

Today has a real shower chance.

Rain
66%
Humidity
46–100%
Wind
28 mph
Fri

Friday looks fairly quiet.

Rain
0%
Humidity
34–75%
Wind
13 mph
Sat

Saturday looks fairly quiet.

Rain
0%
Humidity
19–54%
Wind
15 mph
Sun

Sunday looks fairly quiet.

Rain
1%
Humidity
20–48%
Wind
15 mph
Mon

Monday looks fairly quiet.

Rain
1%
Humidity
28–55%
Wind
10 mph
  1. 54° / 37°Today has a real shower chance.66% rain · Humidity 46–100% · Wind 28 mph
  2. 57° / 27°Friday looks fairly quiet.0% rain · Humidity 34–75% · Wind 13 mph
  3. 75° / 36°Saturday looks fairly quiet.0% rain · Humidity 19–54% · Wind 15 mph
  4. 73° / 42°Sunday looks fairly quiet.1% rain · Humidity 20–48% · Wind 15 mph
  5. 71° / 42°Monday looks fairly quiet.1% rain · Humidity 28–55% · Wind 10 mph

Environmental watch

Air quality + smoke

Air quality

Fort Collins area · Updated Thu 7:26 AM
41GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 6:45 AM

Air near ground41 · Good US AQI

Rain, in motion · Past four hours

Lyons radar

An active official alert is in effect. Its affected area is described above the briefing.

Ready when you areSee what is moving toward Lyons.

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?

Use extra caution.

There is no lower-concern three-hour stretch in the next 12 hours.

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

Thunder is possible.

Humidity
100%
Wind
6 mph
Gusts
9 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 Boulder

About 11 miles away, the Boulder hub looks more deeply at Boulder, CO. It reflects that wider area rather than Lyons’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 Fort Collins area, about 23 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 Lyons, CO, 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.