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

41°F5°C wet-bulb in Ragged Mountain, NH

48°F9°C air · 60% humidity

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

Next snowmaking window: Sat 1 AM – 9 AM.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 26°F−3°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 PM48°F9°C60%41.0°F5.0°CToo warm
Thu 9 PM46°F8°C65%40.0°F4.5°CToo warm
Thu 10 PM44°F7°C68%38.6°F3.7°CToo warm
Thu 11 PM42°F6°C73%37.5°F3.1°CToo warm
Fri 12 AM40°F4°C76%36.1°F2.3°CToo warm
Fri 1 AM38°F3°C79%34.6°F1.4°CToo warm
Fri 2 AM37°F3°C82%34.1°F1.2°CToo warm
Fri 3 AM37°F3°C75%33.1°F0.6°CToo warm
Fri 4 AM35°F2°C78%31.6°F−0.2°CToo warm
Fri 5 AM34°F1°C78%30.6°F−0.8°CToo warm
Fri 6 AM33°F1°C78%29.7°F−1.3°CToo warm
Fri 7 AM33°F1°C75%29.3°F−1.5°CToo warm
Fri 8 AM32°F0°C78%28.7°F−1.8°CToo warm
Fri 9 AM34°F1°C72%29.9°F−1.2°CToo warm
Fri 10 AM38°F3°C64%32.6°F0.3°CToo warm
Fri 11 AM42°F6°C57%35.2°F1.8°CToo warm
Fri 12 PM46°F8°C47%37.3°F2.9°CToo warm
Fri 1 PM47°F8°C43%37.5°F3.1°CToo warm
Fri 2 PM49°F9°C39%38.6°F3.6°CToo warm
Fri 3 PM49°F9°C39%38.6°F3.6°CToo warm
Fri 4 PM49°F9°C39%38.6°F3.6°CToo warm
Fri 5 PM47°F8°C42%37.4°F3.0°CToo warm
Fri 6 PM46°F8°C45%37.0°F2.8°CToo warm
Fri 7 PM42°F6°C53%34.7°F1.5°CToo warm
Fri 8 PM39°F4°C62%33.2°F0.7°CToo warm
Fri 9 PM37°F3°C64%31.7°F−0.2°CToo warm
Fri 10 PM35°F2°C69%30.4°F−0.9°CToo warm
Fri 11 PM33°F1°C75%29.3°F−1.5°CToo warm
Sat 12 AM32°F0°C78%28.7°F−1.8°CToo warm
Sat 1 AM31°F−1°C78%27.8°F−2.3°CMarginal
Sat 2 AM30°F−1°C81%27.2°F−2.7°CMarginal
Sat 3 AM30°F−1°C78%26.8°F−2.9°CMarginal
Sat 4 AM29°F−2°C81%26.2°F−3.2°CMarginal
Sat 5 AM29°F−2°C81%26.2°F−3.2°CMarginal
Sat 6 AM29°F−2°C81%26.2°F−3.2°CMarginal
Sat 7 AM29°F−2°C78%25.9°F−3.4°CMarginal
Sat 8 AM29°F−2°C78%25.9°F−3.4°CMarginal
Sat 9 AM34°F1°C66%29.1°F−1.6°CToo warm
Sat 10 AM38°F3°C59%31.9°F0.0°CToo warm
Sat 11 AM44°F7°C49%35.9°F2.2°CToo warm
Sat 12 PM48°F9°C39%37.8°F3.2°CToo warm
Sat 1 PM51°F11°C33%39.2°F4.0°CToo warm
Sat 2 PM52°F11°C31%39.6°F4.2°CToo warm
Sat 3 PM53°F12°C31%40.3°F4.6°CToo warm
Sat 4 PM52°F11°C33%39.9°F4.4°CToo warm
Sat 5 PM51°F11°C36%39.7°F4.3°CToo warm
Sat 6 PM48°F9°C40%37.9°F3.3°CToo warm
Sat 7 PM45°F7°C47%36.5°F2.5°CToo warm

Right now

Clear
48°F9°C feels like 41°F5°C
Wind
18 mph30 km/h, gusts 32 mph52 km/h
Humidity
60%
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 49°F9°C 28°F−2°C Sunny
  3. Sat 53°F12°C 30°F−1°C Sunny
  4. Sun 58°F14°C 35°F2°C Sunny
  5. Mon 60°F16°C 35°F2°C Sunny
  6. Tue 48°F9°C 29°F−2°C Mostly Sunny
  7. Wed 48°F9°C 32°F0°C Mostly Sunny
  8. Thu 53°F12°C Mostly Sunny

Forecast for 8 PM · NOAA grid updated 7:46 PM · grid elevation 1,798 ft

Checked at the base area (1,250 ft); the summit (2,286 ft) is usually colder.

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