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

42°F6°C wet-bulb in Massanutten Resort, VA

52°F11°C air · 46% 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 36°F2°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 PM52°F11°C46%42.2°F5.7°CToo warm
Thu 9 PM50°F10°C54%41.8°F5.5°CToo warm
Thu 10 PM48°F9°C60%41.0°F5.0°CToo warm
Thu 11 PM48°F9°C60%41.0°F5.0°CToo warm
Fri 12 AM47°F8°C65%40.9°F5.0°CToo warm
Fri 1 AM47°F8°C68%41.4°F5.2°CToo warm
Fri 2 AM46°F8°C68%40.5°F4.7°CToo warm
Fri 3 AM45°F7°C73%40.3°F4.6°CToo warm
Fri 4 AM45°F7°C73%40.3°F4.6°CToo warm
Fri 5 AM44°F7°C79%40.4°F4.6°CToo warm
Fri 6 AM44°F7°C82%40.8°F4.9°CToo warm
Fri 7 AM43°F6°C86%40.5°F4.7°CToo warm
Fri 8 AM43°F6°C86%40.5°F4.7°CToo warm
Fri 9 AM45°F7°C82%41.8°F5.4°CToo warm
Fri 10 AM50°F10°C71%44.7°F7.1°CToo warm
Fri 11 AM52°F11°C69%46.2°F7.9°CToo warm
Fri 12 PM54°F12°C61%46.6°F8.1°CToo warm
Fri 1 PM55°F13°C57%46.8°F8.2°CToo warm
Fri 2 PM56°F13°C53%46.9°F8.3°CToo warm
Fri 3 PM57°F14°C51%47.4°F8.6°CToo warm
Fri 4 PM57°F14°C49%47.0°F8.3°CToo warm
Fri 5 PM56°F13°C51%46.5°F8.1°CToo warm
Fri 6 PM55°F13°C53%46.0°F7.8°CToo warm
Fri 7 PM52°F11°C61%44.8°F7.1°CToo warm
Fri 8 PM48°F9°C71%42.8°F6.0°CToo warm
Fri 9 PM46°F8°C76%41.8°F5.4°CToo warm
Fri 10 PM45°F7°C79%41.3°F5.2°CToo warm
Fri 11 PM45°F7°C79%41.3°F5.2°CToo warm
Sat 12 AM44°F7°C79%40.4°F4.6°CToo warm
Sat 1 AM43°F6°C82%39.9°F4.4°CToo warm
Sat 2 AM42°F6°C82%38.9°F3.8°CToo warm
Sat 3 AM42°F6°C79%38.4°F3.6°CToo warm
Sat 4 AM41°F5°C79%37.5°F3.0°CToo warm
Sat 5 AM41°F5°C76%37.0°F2.8°CToo warm
Sat 6 AM40°F4°C79%36.5°F2.5°CToo warm
Sat 7 AM39°F4°C82%36.0°F2.2°CToo warm
Sat 8 AM39°F4°C89%37.1°F2.8°CToo warm
Sat 9 AM42°F6°C82%38.9°F3.8°CToo warm
Sat 10 AM46°F8°C73%41.3°F5.2°CToo warm
Sat 11 AM50°F10°C66%43.9°F6.6°CToo warm
Sat 12 PM53°F12°C57%45.0°F7.2°CToo warm
Sat 1 PM55°F13°C51%45.7°F7.6°CToo warm
Sat 2 PM56°F13°C47%45.8°F7.6°CToo warm
Sat 3 PM57°F14°C45%46.2°F7.9°CToo warm
Sat 4 PM57°F14°C45%46.2°F7.9°CToo warm
Sat 5 PM56°F13°C47%45.8°F7.6°CToo warm
Sat 6 PM53°F12°C52%44.1°F6.7°CToo warm
Sat 7 PM49°F9°C63%42.4°F5.8°CToo warm

Right now

Clear
52°F11°C
Wind
7 mph11 km/h, gusts 17 mph28 km/h
Humidity
46%
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 41°F5°C Mostly Clear
  2. Fri 57°F14°C 36°F2°C Sunny
  3. Sat 57°F14°C 37°F3°C Sunny
  4. Sun 59°F15°C 39°F4°C Sunny
  5. Mon 64°F18°C 46°F8°C Sunny
  6. Tue 63°F17°C 46°F8°C Sunny
  7. Wed 58°F14°C 47°F8°C Partly Sunny
  8. Thu 62°F17°C Mostly Sunny

Forecast for 8 PM · NOAA grid updated 7:52 PM · grid elevation 1,877 ft

Checked at the base area (1,600 ft); the summit (2,880 ft) is usually colder.

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