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

36°F2°C wet-bulb in Wildcat Mountain, NH

39°F4°C air · 85% humidity

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

Next snowmaking window: tomorrow 6 AM – 10 AM.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 24°F−4°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 PM39°F4°C85%36.5°F2.5°CToo warm
Thu 9 PM40°F4°C79%36.5°F2.5°CToo warm
Thu 10 PM40°F4°C73%35.6°F2.0°CToo warm
Thu 11 PM40°F4°C70%35.2°F1.8°CToo warm
Fri 12 AM39°F4°C70%34.3°F1.3°CToo warm
Fri 1 AM37°F3°C72%32.7°F0.4°CToo warm
Fri 2 AM36°F2°C72%31.8°F−0.1°CToo warm
Fri 3 AM35°F2°C72%30.8°F−0.7°CToo warm
Fri 4 AM34°F1°C72%29.9°F−1.2°CToo warm
Fri 5 AM33°F1°C72%28.9°F−1.7°CToo warm
Fri 6 AM32°F0°C72%28.0°F−2.2°CMarginal
Fri 7 AM32°F0°C69%27.7°F−2.4°CMarginal
Fri 8 AM31°F−1°C69%26.7°F−2.9°CMarginal
Fri 9 AM33°F1°C66%28.2°F−2.1°CMarginal
Fri 10 AM37°F3°C59%31.0°F−0.5°CToo warm
Fri 11 AM40°F4°C55%33.2°F0.7°CToo warm
Fri 12 PM43°F6°C49%35.0°F1.7°CToo warm
Fri 1 PM45°F7°C45%36.2°F2.3°CToo warm
Fri 2 PM47°F8°C42%37.4°F3.0°CToo warm
Fri 3 PM47°F8°C42%37.4°F3.0°CToo warm
Fri 4 PM47°F8°C42%37.4°F3.0°CToo warm
Fri 5 PM45°F7°C47%36.5°F2.5°CToo warm
Fri 6 PM42°F6°C53%34.7°F1.5°CToo warm
Fri 7 PM38°F3°C62%32.3°F0.2°CToo warm
Fri 8 PM34°F1°C75%30.3°F−1.0°CToo warm
Fri 9 PM33°F1°C75%29.3°F−1.5°CToo warm
Fri 10 PM31°F−1°C78%27.8°F−2.3°CMarginal
Fri 11 PM30°F−1°C81%27.2°F−2.7°CMarginal
Sat 12 AM29°F−2°C81%26.2°F−3.2°CMarginal
Sat 1 AM29°F−2°C78%25.9°F−3.4°CMarginal
Sat 2 AM28°F−2°C81%25.3°F−3.7°CMarginal
Sat 3 AM28°F−2°C78%24.9°F−3.9°CMarginal
Sat 4 AM27°F−3°C81%24.3°F−4.3°CGreat
Sat 5 AM27°F−3°C81%24.3°F−4.3°CGreat
Sat 6 AM27°F−3°C78%24.0°F−4.5°CGreat
Sat 7 AM27°F−3°C78%24.0°F−4.5°CGreat
Sat 8 AM28°F−2°C75%24.6°F−4.1°CGreat
Sat 9 AM34°F1°C61%28.6°F−1.9°CToo warm
Sat 10 AM41°F5°C48%33.2°F0.7°CToo warm
Sat 11 AM46°F8°C42%36.6°F2.5°CToo warm
Sat 12 PM49°F9°C37%38.2°F3.5°CToo warm
Sat 1 PM51°F11°C34%39.3°F4.1°CToo warm
Sat 2 PM52°F11°C33%39.9°F4.4°CToo warm
Sat 3 PM53°F12°C32%40.5°F4.7°CToo warm
Sat 4 PM52°F11°C35%40.3°F4.6°CToo warm
Sat 5 PM50°F10°C39%39.4°F4.1°CToo warm
Sat 6 PM46°F8°C45%37.0°F2.8°CToo warm
Sat 7 PM41°F5°C57%34.4°F1.3°CToo warm

Right now

Partly cloudy
39°F4°C feels like 31°F−1°C
Wind
15 mph24 km/h, gusts 26 mph43 km/h
Humidity
85%
Precipitation
1% 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 31°F−1°C Mostly Clear
  2. Fri 47°F8°C 26°F−3°C Sunny
  3. Sat 53°F12°C 29°F−2°C Sunny
  4. Sun 59°F15°C 38°F3°C Sunny
  5. Mon 58°F14°C 33°F1°C Mostly Sunny
  6. Tue 46°F8°C 28°F−2°C Sunny
  7. Wed 47°F8°C 32°F0°C Sunny
  8. Thu 51°F11°C Mostly Sunny

Forecast for 8 PM · NOAA grid updated 7:46 PM · grid elevation 2,300 ft

Checked at the base area (1,950 ft); the summit (4,062 ft) is usually colder.

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