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

44°F7°C wet-bulb in Gunstock Mountain Resort, NH

53°F12°C air · 54% 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 29°F−2°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 PM53°F12°C54%44.5°F6.9°CToo warm
Thu 9 PM51°F11°C59%43.6°F6.4°CToo warm
Thu 10 PM48°F9°C63%41.5°F5.3°CToo warm
Thu 11 PM45°F7°C68%39.6°F4.2°CToo warm
Fri 12 AM43°F6°C70%38.0°F3.3°CToo warm
Fri 1 AM42°F6°C70%37.1°F2.8°CToo warm
Fri 2 AM41°F5°C70%36.2°F2.3°CToo warm
Fri 3 AM39°F4°C73%34.7°F1.5°CToo warm
Fri 4 AM37°F3°C75%33.1°F0.6°CToo warm
Fri 5 AM37°F3°C75%33.1°F0.6°CToo warm
Fri 6 AM35°F2°C78%31.6°F−0.2°CToo warm
Fri 7 AM34°F1°C82%31.2°F−0.5°CToo warm
Fri 8 AM34°F1°C78%30.6°F−0.8°CToo warm
Fri 9 AM38°F3°C67%33.0°F0.5°CToo warm
Fri 10 AM42°F6°C57%35.2°F1.8°CToo warm
Fri 11 AM45°F7°C53%37.3°F3.0°CToo warm
Fri 12 PM47°F8°C47%38.1°F3.4°CToo warm
Fri 1 PM50°F10°C41%39.7°F4.3°CToo warm
Fri 2 PM52°F11°C36%40.5°F4.7°CToo warm
Fri 3 PM53°F12°C35%41.1°F5.0°CToo warm
Fri 4 PM53°F12°C36%41.3°F5.1°CToo warm
Fri 5 PM52°F11°C38%40.8°F4.9°CToo warm
Fri 6 PM49°F9°C42%39.0°F3.9°CToo warm
Fri 7 PM45°F7°C51%37.0°F2.8°CToo warm
Fri 8 PM41°F5°C59%34.6°F1.5°CToo warm
Fri 9 PM40°F4°C62%34.1°F1.2°CToo warm
Fri 10 PM38°F3°C67%33.0°F0.5°CToo warm
Fri 11 PM37°F3°C70%32.4°F0.2°CToo warm
Sat 12 AM36°F2°C72%31.8°F−0.1°CToo warm
Sat 1 AM35°F2°C75%31.2°F−0.4°CToo warm
Sat 2 AM34°F1°C78%30.6°F−0.8°CToo warm
Sat 3 AM33°F1°C78%29.7°F−1.3°CToo warm
Sat 4 AM32°F0°C81%29.1°F−1.6°CToo warm
Sat 5 AM31°F−1°C85%28.7°F−1.8°CToo warm
Sat 6 AM31°F−1°C85%28.7°F−1.8°CToo warm
Sat 7 AM32°F0°C81%29.1°F−1.6°CToo warm
Sat 8 AM32°F0°C81%29.1°F−1.6°CToo warm
Sat 9 AM37°F3°C70%32.4°F0.2°CToo warm
Sat 10 AM41°F5°C62%35.0°F1.7°CToo warm
Sat 11 AM45°F7°C55%37.6°F3.1°CToo warm
Sat 12 PM50°F10°C42%39.9°F4.4°CToo warm
Sat 1 PM54°F12°C35%41.9°F5.5°CToo warm
Sat 2 PM56°F13°C31%42.6°F5.9°CToo warm
Sat 3 PM57°F14°C31%43.4°F6.3°CToo warm
Sat 4 PM56°F13°C32%42.8°F6.0°CToo warm
Sat 5 PM54°F12°C36%42.0°F5.6°CToo warm
Sat 6 PM51°F11°C41%40.5°F4.7°CToo warm
Sat 7 PM47°F8°C47%38.1°F3.4°CToo warm

Right now

Clear
53°F12°C
Wind
9 mph15 km/h, gusts 17 mph28 km/h
Humidity
54%
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 34°F1°C Clear
  2. Fri 53°F12°C 30°F−1°C Sunny
  3. Sat 57°F14°C 34°F1°C Sunny
  4. Sun 61°F16°C 37°F3°C Sunny
  5. Mon 64°F18°C 38°F3°C Sunny
  6. Tue 52°F11°C 30°F−1°C Mostly Sunny
  7. Wed 51°F11°C 34°F1°C Mostly Sunny
  8. Thu 55°F13°C Mostly Sunny

Forecast for 8 PM · NOAA grid updated 7:46 PM · grid elevation 935 ft

Checked at the base area (900 ft); the summit (2,267 ft) is usually colder.

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