Alpine, Colorado Weather
Heat hardens the dust. Day 76 of spring. Read this microseason across nine climate regions →
Alpine weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast19%—76°50°—
- ThursdayJun 4Overcast10%—76°45°0°
- FridayJun 5Drizzle18%0.05″83°48°+7°
- SaturdayJun 6Overcast36%—84°46°+1°
- SundayJun 7Overcast——78°49°-6°
- MondayJun 8Overcast——75°49°-3°
- TuesdayJun 9Partly Cloudy17%—79°44°+4°
Ozone at AQI 46. AQI flat over the last 6 hours (within ±3 points). Overcast through the UV peak window (cloud cover ~67%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 46. Overcast through the UV peak window (cloud cover ~67%) — afternoon ozone should stay flat.
- Present
- AQI 46
- UV peak
- 10.2 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 31
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 4:51 AM
- Moonset
- 2:15 PM
- In sign
- ♑︎ Capricorn
Heat hardens the dust
Alpine at a glance
- Today vs. normal: 75°F — typical for the season
- Last frost: April 2 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 3, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Alpine
SPC has placed Alpine in the General Thunderstorms category for severe thunderstorms today.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.