Weather Forecast for Aspen

Colorado, United States of America

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Overcast

Current Weather - Aspen: -1°C

Colorado, United States of America

Overcast

Feels like -4°C

Wind

9 km/h NW

Humidity

51%

Pressure

1024 mb

UV Index

0

Visibility

16 km

Sunny

Sunny

Wednesday, March 11, 2026

High

5°C

Low

-5°C

Rain Chance

0%

Hourly Forecast

Overcast 2°C
13:00
Overcast 3°C
14:00
Sunny 4°C
15:00
Sunny 4°C
16:00
Sunny 4°C
17:00
Sunny 2°C
18:00
Sunny -0°C
19:00
Clear -2°C
20:00
Clear -4°C
21:00
Clear -4°C
22:00
Clear -5°C
23:00
Mar 12

Day Statistics

Maximum Wind

12 km/h

Humidity

53%

Precipitation

0 mm

UV Index

1

Visibility

10 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

07:25 AM

Sunset

07:11 PM

Moonrise

02:53 AM

Moonset

11:41 AM

Moon Phase

Last Quarter

Moon Illumination

54%

Air Quality

PM2.5

2.9

μg/m³

PM10

7.1

μg/m³

NO₂

1.4

μg/m³

O₃

110.8

μg/m³

SO₂

1.1

μg/m³

CO

139.1

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

Red Flag Warning issued March 11 at 12:31AM MDT until March 11 at 7:00PM MDT by NWS Pueblo CO

Upper Arkansas River Valley Including Lake County and Chaffee County Mar 11, 12:31 AM - Mar 11, 04:45 PM
Severity: Severe Urgency: Expected

The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 1 PM this afternoon to 7 PM MDT this evening. * AFFECTED AREA...Fire Weather Zone 220. * WINDS...Northwest 15 to 25 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 13 percent. * IMPACTS...Fires will catch and spread quickly. Exercise extreme caution with any outdoor burning.

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Event: Red Flag Warning Certainty: Likely Category: Met

Fire Weather Watch issued March 11 at 12:31AM MDT until March 12 at 8:00PM MDT by NWS Pueblo CO

San Luis Valley Including Alamosa/Del Norte/Fort Garland/Saguache Mar 11, 12:31 AM - Mar 11, 04:45 PM
Severity: Severe Urgency: Future

The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 1 PM this afternoon to 7 PM MDT this evening. A Fire Weather Watch has also been issued. This Fire Weather Watch for gusty winds and low relative humidity is in effect from Thursday afternoon through Thursday evening. * AFFECTED AREA...Fire Weather Zone 224. * WINDS...West 10 to 20 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 11 percent. * IMPACTS...Fires will catch and spread quickly. Exercise extreme caution with any outdoor burning.

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Event: Fire Weather Watch Certainty: Possible Category: Met