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.
NO

39°F4°C wet-bulb in Killington Resort, VT

43°F6°C air · 79% humidity

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

No snowmaking window in the next 48 hours.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 31°F−1°C Now Fri Sat

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

  • Ideal
  • Great
  • Marginal
  • Too warm
  • Night
Hourly table
HourAirHumidityWet-bulbSnowmaking
Thu 8 PM43°F6°C79%39.4°F4.1°CToo warm
Thu 9 PM40°F4°C85%37.4°F3.0°CToo warm
Thu 10 PM39°F4°C85%36.5°F2.5°CToo warm
Thu 11 PM39°F4°C82%36.0°F2.2°CToo warm
Fri 12 AM38°F3°C82%35.0°F1.7°CToo warm
Fri 1 AM36°F2°C85%33.5°F0.9°CToo warm
Fri 2 AM35°F2°C89%33.1°F0.6°CToo warm
Fri 3 AM35°F2°C85%32.6°F0.3°CToo warm
Fri 4 AM34°F1°C85%31.6°F−0.2°CToo warm
Fri 5 AM33°F1°C89%31.2°F−0.5°CToo warm
Fri 6 AM33°F1°C89%31.2°F−0.5°CToo warm
Fri 7 AM33°F1°C85%30.6°F−0.8°CToo warm
Fri 8 AM33°F1°C85%30.6°F−0.8°CToo warm
Fri 9 AM34°F1°C78%30.6°F−0.8°CToo warm
Fri 10 AM36°F2°C72%31.8°F−0.1°CToo warm
Fri 11 AM38°F3°C64%32.6°F0.3°CToo warm
Fri 12 PM39°F4°C54%32.2°F0.1°CToo warm
Fri 1 PM40°F4°C52%32.8°F0.5°CToo warm
Fri 2 PM41°F5°C50%33.4°F0.8°CToo warm
Fri 3 PM42°F6°C48%34.0°F1.1°CToo warm
Fri 4 PM42°F6°C48%34.0°F1.1°CToo warm
Fri 5 PM41°F5°C52%33.7°F0.9°CToo warm
Fri 6 PM39°F4°C62%33.2°F0.7°CToo warm
Fri 7 PM38°F3°C67%33.0°F0.5°CToo warm
Fri 8 PM37°F3°C75%33.1°F0.6°CToo warm
Fri 9 PM37°F3°C75%33.1°F0.6°CToo warm
Fri 10 PM36°F2°C75%32.1°F0.1°CToo warm
Fri 11 PM37°F3°C70%32.4°F0.2°CToo warm
Sat 12 AM36°F2°C69%31.4°F−0.4°CToo warm
Sat 1 AM36°F2°C67%31.1°F−0.5°CToo warm
Sat 2 AM36°F2°C67%31.1°F−0.5°CToo warm
Sat 3 AM36°F2°C67%31.1°F−0.5°CToo warm
Sat 4 AM36°F2°C64%30.7°F−0.7°CToo warm
Sat 5 AM37°F3°C64%31.7°F−0.2°CToo warm
Sat 6 AM37°F3°C61%31.3°F−0.4°CToo warm
Sat 7 AM36°F2°C67%31.1°F−0.5°CToo warm
Sat 8 AM37°F3°C67%32.0°F0.0°CToo warm
Sat 9 AM39°F4°C67%33.9°F1.0°CToo warm
Sat 10 AM41°F5°C62%35.0°F1.7°CToo warm
Sat 11 AM44°F7°C57%37.0°F2.8°CToo warm
Sat 12 PM45°F7°C55%37.6°F3.1°CToo warm
Sat 1 PM46°F8°C43%36.7°F2.6°CToo warm
Sat 2 PM46°F8°C43%36.7°F2.6°CToo warm
Sat 3 PM47°F8°C42%37.4°F3.0°CToo warm
Sat 4 PM46°F8°C43%36.7°F2.6°CToo warm
Sat 5 PM46°F8°C42%36.6°F2.5°CToo warm
Sat 6 PM44°F7°C60%37.5°F3.0°CToo warm
Sat 7 PM43°F6°C60%36.6°F2.5°CToo warm

Right now

Partly cloudy
43°F6°C feels like 34°F1°C
Wind
22 mph35 km/h
Humidity
79%
Precipitation
0% chance

Snow forecast new snow, NOAA forecast

Next 24 h
0″0 cm
Next 48 h
0″0 cm
Next 72 h
0″0 cm

No new snow in the forecast for the next 72 hours.

7-day outlook

  1. Tonight 32°F0°C Mostly Clear
  2. Fri 44°F7°C 33°F1°C Sunny
  3. Sat 49°F9°C 39°F4°C Sunny
  4. Sun 54°F12°C 37°F3°C Sunny
  5. Mon 58°F14°C 36°F2°C Mostly Sunny
  6. Tue 48°F9°C 29°F−2°C Mostly Sunny
  7. Wed 50°F10°C 34°F1°C Mostly Sunny
  8. Thu 54°F12°C Partly Sunny

Forecast for 8 PM · NOAA grid updated 6:36 PM · grid elevation 2,579 ft

Checked at the base area (1,165 ft); the summit (4,241 ft) is usually colder.

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