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

35°F2°C wet-bulb in Saddleback Maine, ME

41°F5°C air · 65% humidity

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

Next snowmaking window: tomorrow 1 AM – 1 PM.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 22°F−6°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 PM41°F5°C65%35.4°F1.9°CToo warm
Thu 9 PM38°F3°C70%33.4°F0.8°CToo warm
Thu 10 PM35°F2°C75%31.2°F−0.4°CToo warm
Thu 11 PM32°F0°C81%29.1°F−1.6°CToo warm
Fri 12 AM32°F0°C78%28.7°F−1.8°CToo warm
Fri 1 AM31°F−1°C78%27.8°F−2.3°CMarginal
Fri 2 AM30°F−1°C78%26.8°F−2.9°CMarginal
Fri 3 AM30°F−1°C75%26.5°F−3.1°CMarginal
Fri 4 AM29°F−2°C75%25.5°F−3.6°CMarginal
Fri 5 AM27°F−3°C78%24.0°F−4.5°CGreat
Fri 6 AM26°F−3°C81%23.3°F−4.8°CGreat
Fri 7 AM26°F−3°C78%23.0°F−5.0°CGreat
Fri 8 AM25°F−4°C81%22.4°F−5.3°CGreat
Fri 9 AM27°F−3°C78%24.0°F−4.5°CGreat
Fri 10 AM29°F−2°C75%25.5°F−3.6°CMarginal
Fri 11 AM31°F−1°C75%27.4°F−2.5°CMarginal
Fri 12 PM33°F1°C66%28.2°F−2.1°CMarginal
Fri 1 PM35°F2°C61%29.5°F−1.4°CToo warm
Fri 2 PM36°F2°C56%29.8°F−1.2°CToo warm
Fri 3 PM37°F3°C54%30.5°F−0.9°CToo warm
Fri 4 PM38°F3°C52%31.1°F−0.5°CToo warm
Fri 5 PM36°F2°C59%30.1°F−1.0°CToo warm
Fri 6 PM33°F1°C66%28.2°F−2.1°CMarginal
Fri 7 PM31°F−1°C72%27.1°F−2.7°CMarginal
Fri 8 PM28°F−2°C81%25.3°F−3.7°CMarginal
Fri 9 PM28°F−2°C78%24.9°F−3.9°CMarginal
Fri 10 PM27°F−3°C74%23.5°F−4.7°CGreat
Fri 11 PM27°F−3°C71%23.2°F−4.9°CGreat
Sat 12 AM27°F−3°C68%22.9°F−5.1°CGreat
Sat 1 AM26°F−3°C68%22.0°F−5.6°CGreat
Sat 2 AM26°F−3°C68%22.0°F−5.6°CGreat
Sat 3 AM26°F−3°C71%22.3°F−5.4°CGreat
Sat 4 AM26°F−3°C74%22.6°F−5.2°CGreat
Sat 5 AM25°F−4°C81%22.4°F−5.3°CGreat
Sat 6 AM26°F−3°C74%22.6°F−5.2°CGreat
Sat 7 AM26°F−3°C74%22.6°F−5.2°CGreat
Sat 8 AM26°F−3°C71%22.3°F−5.4°CGreat
Sat 9 AM29°F−2°C69%24.9°F−4.0°CMarginal
Sat 10 AM32°F0°C63%27.0°F−2.8°CMarginal
Sat 11 AM37°F3°C56%30.7°F−0.7°CToo warm
Sat 12 PM40°F4°C50%32.6°F0.3°CToo warm
Sat 1 PM42°F6°C48%34.0°F1.1°CToo warm
Sat 2 PM43°F6°C47%34.8°F1.5°CToo warm
Sat 3 PM44°F7°C45%35.3°F1.9°CToo warm
Sat 4 PM43°F6°C49%35.0°F1.7°CToo warm
Sat 5 PM41°F5°C52%33.7°F0.9°CToo warm
Sat 6 PM38°F3°C54%31.3°F−0.4°CToo warm
Sat 7 PM36°F2°C54%29.6°F−1.3°CToo warm

Right now

Mostly clear
41°F5°C feels like 30°F−1°C
Wind
26 mph43 km/h, gusts 43 mph69 km/h
Humidity
65%
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 25°F−4°C Mostly Clear
  2. Fri 38°F3°C 24°F−4°C Sunny
  3. Sat 45°F7°C 31°F−1°C Sunny
  4. Sun 51°F11°C 34°F1°C Sunny
  5. Mon 49°F9°C 27°F−3°C Mostly Sunny
  6. Tue 36°F2°C 21°F−6°C Sunny
  7. Wed 38°F3°C 25°F−4°C Sunny
  8. Thu 42°F6°C Mostly Sunny

Forecast for 8 PM · NOAA grid updated 7:46 PM · grid elevation 2,523 ft

Checked at the base area (2,120 ft); the summit (4,120 ft) is usually colder.

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