A live wet-bulb check. Can snowmakers run where you are, and when?

How this works
We pull NOAA's hourly forecast for your location and calculate the wet-bulb temperature for each hour. Snowmakers rely on wet-bulb because it accounts for both cold and dry air, the two conditions that let water droplets freeze in flight. Below 28°F−2°C they can run; below 25°F−4°C the snow is good quality.

Can they make snow at Eldora Mountain?

NO

Too warm to make snow at Eldora Mountain, CO

Base: 44°F7°C air · 53% humidity

Too warm for snowmaking
Colder Snowmaking line 28°F−2°C Warmer

Next snowmaking window: tomorrow night 9 PM – 9 AM.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 23°F−5°C Now Mon Tue

Use the left and right arrow keys to step through hours.

  • Ideal
  • Great
  • Marginal
  • Too warm
  • Night
Hourly table
HourAirHumidityWet-bulbSnowmaking
Sun 10 AM44°F7°C53%36.4°F2.5°CToo warm
Sun 11 AM46°F8°C47%37.3°F2.9°CToo warm
Sun 12 PM47°F8°C44%37.7°F3.2°CToo warm
Sun 1 PM47°F8°C45%37.8°F3.2°CToo warm
Sun 2 PM46°F8°C49%37.6°F3.1°CToo warm
Sun 3 PM45°F7°C55%37.6°F3.1°CToo warm
Sun 4 PM43°F6°C62%36.8°F2.7°CToo warm
Sun 5 PM41°F5°C67%35.7°F2.1°CToo warm
Sun 6 PM38°F3°C79%34.6°F1.4°CToo warm
Sun 7 PM34°F1°C92%32.6°F0.3°CToo warm
Sun 8 PM35°F2°C89%33.1°F0.6°CToo warm
Sun 9 PM35°F2°C89%33.1°F0.6°CToo warm
Sun 10 PM35°F2°C89%33.1°F0.6°CToo warm
Sun 11 PM36°F2°C82%33.1°F0.6°CToo warm
Mon 12 AM35°F2°C85%32.6°F0.3°CToo warm
Mon 1 AM34°F1°C85%31.6°F−0.2°CToo warm
Mon 2 AM34°F1°C85%31.6°F−0.2°CToo warm
Mon 3 AM34°F1°C82%31.2°F−0.5°CToo warm
Mon 4 AM33°F1°C85%30.6°F−0.8°CToo warm
Mon 5 AM33°F1°C82%30.2°F−1.0°CToo warm
Mon 6 AM33°F1°C85%30.6°F−0.8°CToo warm
Mon 7 AM32°F0°C85%29.6°F−1.3°CToo warm
Mon 8 AM33°F1°C85%30.6°F−0.8°CToo warm
Mon 9 AM36°F2°C72%31.8°F−0.1°CToo warm
Mon 10 AM39°F4°C62%33.2°F0.7°CToo warm
Mon 11 AM41°F5°C57%34.4°F1.3°CToo warm
Mon 12 PM43°F6°C49%35.0°F1.7°CToo warm
Mon 1 PM44°F7°C45%35.3°F1.9°CToo warm
Mon 2 PM45°F7°C41%35.6°F2.0°CToo warm
Mon 3 PM43°F6°C47%34.8°F1.5°CToo warm
Mon 4 PM43°F6°C47%34.8°F1.5°CToo warm
Mon 5 PM42°F6°C46%33.8°F1.0°CToo warm
Mon 6 PM37°F3°C59%31.0°F−0.5°CToo warm
Mon 7 PM34°F1°C69%29.5°F−1.4°CToo warm
Mon 8 PM33°F1°C72%28.9°F−1.7°CToo warm
Mon 9 PM32°F0°C72%28.0°F−2.2°CMarginal
Mon 10 PM32°F0°C69%27.7°F−2.4°CMarginal
Mon 11 PM31°F−1°C69%26.7°F−2.9°CMarginal
Tue 12 AM31°F−1°C66%26.4°F−3.1°CMarginal
Tue 1 AM30°F−1°C66%25.5°F−3.6°CMarginal
Tue 2 AM29°F−2°C66%24.6°F−4.1°CGreat
Tue 3 AM28°F−2°C66%23.6°F−4.6°CGreat
Tue 4 AM28°F−2°C63%23.3°F−4.8°CGreat
Tue 5 AM28°F−2°C63%23.3°F−4.8°CGreat
Tue 6 AM29°F−2°C60%24.0°F−4.5°CGreat
Tue 7 AM31°F−1°C56%25.4°F−3.7°CMarginal
Tue 8 AM34°F1°C49%27.3°F−2.6°CMarginal
Tue 9 AM37°F3°C44%29.4°F−1.5°CToo warm

Right now at the base

Mostly clear
44°F7°C
Wind
3 mph6 km/h
Humidity
53%
Precipitation
10% chance

Nearest station KBDU at 9:35 AM: Cloudy, 41°F5°C, 81% humidity (38°F3°C wet-bulb), wind 5 mph8 km/h.

Snow forecast new snow at the base, NOAA forecast

Next 24 h
0.2″0.5 cm
Next 48 h
0.2″0.5 cm
Next 72 h
0.2″0.5 cm
0.1″0.3 cm Now Mon Tue Wed

Use the left and right arrow keys to step through 6-hour periods.

Snowfall table
PeriodNew snow
Sun 10 AM – 4 PM0″0 cm
Sun 4 PM – 10 PM0″0 cm
Sun 10 PM – 4 AM0.1″0.3 cm
Mon 4 AM – 10 AM0.1″0.2 cm
Mon 10 AM – 4 PM0″0 cm
Mon 4 PM – 10 PM0″0 cm
Mon 10 PM – 4 AM0″0 cm
Tue 4 AM – 10 AM0″0 cm
Tue 10 AM – 4 PM0″0 cm
Tue 4 PM – 10 PM0″0 cm
Tue 10 PM – 4 AM0″0 cm
Wed 4 AM – 10 AM0″0 cm

7-day outlook

  1. Today 47°F8°C 31°F−1°C Mostly Sunny then Slight Chance Rain And Snow Showers ❄︎ <0.5″<1.3 cm
  2. Mon 45°F7°C 25°F−4°C Chance Snow Showers then Mostly Sunny
  3. Tue 48°F9°C 25°F−4°C Sunny
  4. Wed 52°F11°C 27°F−3°C Sunny
  5. Thu 52°F11°C 30°F−1°C Mostly Sunny
  6. Fri 51°F11°C 29°F−2°C Partly Sunny
  7. Sat 47°F8°C 27°F−3°C Chance Rain And Snow Showers ❄︎ <0.5″<1.3 cm

Forecast for 10 AM · NOAA grid updated 12:46 AM

About this forecast

Eldora Mountain is a ski resort in Colorado with a base at 9,200 ft and a summit at 10,800 ft, 1,600 ft of vertical. This page checks NOAA's hourly forecast at the base and the summit every time you load it and works out the wet-bulb temperature, which is what decides whether snow guns can run. Snowmakers can start below 28°F−2°C wet-bulb, and make good snow below 25°F−4°C.

Other ski resorts in Colorado

All ski resorts by state →

Base: NOAA's forecast for the base area (forecast grid elevation 9,521 ft). Summit: NOAA's forecast for the top of the mountain (forecast grid elevation 10,223 ft).

Click a pin or anywhere on the map to check it.