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

37°F3°C wet-bulb in Mountain High, CA

39°F4°C air · 91% 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 33°F1°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 5 PM39°F4°C91%37.4°F3.0°CToo warm
Thu 6 PM39°F4°C94%37.8°F3.2°CToo warm
Thu 7 PM39°F4°C99%38.6°F3.7°CToo warm
Thu 8 PM38°F3°C94%36.9°F2.7°CToo warm
Thu 9 PM38°F3°C93%36.7°F2.6°CToo warm
Thu 10 PM38°F3°C91%36.4°F2.4°CToo warm
Thu 11 PM36°F2°C94%34.9°F1.6°CToo warm
Fri 12 AM39°F4°C90%37.2°F2.9°CToo warm
Fri 1 AM39°F4°C91%37.4°F3.0°CToo warm
Fri 2 AM39°F4°C97%38.3°F3.5°CToo warm
Fri 3 AM40°F4°C100%39.8°F4.3°CToo warm
Fri 4 AM40°F4°C94%38.8°F3.8°CToo warm
Fri 5 AM39°F4°C96%38.2°F3.4°CToo warm
Fri 6 AM40°F4°C98%39.5°F4.2°CToo warm
Fri 7 AM39°F4°C100%38.8°F3.8°CToo warm
Fri 8 AM41°F5°C92%39.5°F4.2°CToo warm
Fri 9 AM45°F7°C77%41.0°F5.0°CToo warm
Fri 10 AM48°F9°C77%43.8°F6.6°CToo warm
Fri 11 AM47°F8°C75%42.6°F5.9°CToo warm
Fri 12 PM47°F8°C66%41.1°F5.1°CToo warm
Fri 1 PM48°F9°C66%42.0°F5.6°CToo warm
Fri 2 PM43°F6°C66%37.4°F3.0°CToo warm
Fri 3 PM45°F7°C64%39.0°F3.9°CToo warm
Fri 4 PM45°F7°C76%40.8°F4.9°CToo warm
Fri 5 PM45°F7°C82%41.8°F5.4°CToo warm
Fri 6 PM45°F7°C88%42.8°F6.0°CToo warm
Fri 7 PM42°F6°C82%38.9°F3.8°CToo warm
Fri 8 PM39°F4°C73%34.7°F1.5°CToo warm
Fri 9 PM40°F4°C70%35.2°F1.8°CToo warm
Fri 10 PM40°F4°C81%36.8°F2.7°CToo warm
Fri 11 PM39°F4°C82%36.0°F2.2°CToo warm
Sat 12 AM40°F4°C78%36.4°F2.4°CToo warm
Sat 1 AM40°F4°C79%36.5°F2.5°CToo warm
Sat 2 AM40°F4°C81%36.8°F2.7°CToo warm
Sat 3 AM40°F4°C81%36.8°F2.7°CToo warm
Sat 4 AM40°F4°C78%36.4°F2.4°CToo warm
Sat 5 AM37°F3°C78%33.5°F0.8°CToo warm
Sat 6 AM37°F3°C77%33.4°F0.8°CToo warm
Sat 7 AM37°F3°C76%33.2°F0.7°CToo warm
Sat 8 AM41°F5°C74%36.7°F2.6°CToo warm
Sat 9 AM43°F6°C69%37.9°F3.3°CToo warm
Sat 10 AM45°F7°C64%39.0°F3.9°CToo warm
Sat 11 AM46°F8°C59%39.1°F3.9°CToo warm
Sat 12 PM48°F9°C56%40.4°F4.7°CToo warm
Sat 1 PM49°F9°C54%41.0°F5.0°CToo warm
Sat 2 PM50°F10°C54%41.8°F5.5°CToo warm
Sat 3 PM51°F11°C54%42.7°F6.0°CToo warm
Sat 4 PM50°F10°C54%41.8°F5.5°CToo warm

Right now

Partly cloudy
39°F4°C feels like 31°F−1°C
Wind
13 mph20 km/h, gusts 18 mph30 km/h
Humidity
91%
Precipitation
7% 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. This Afternoon 45°F7°C 36°F2°C Mostly Sunny
  2. Fri 48°F9°C 37°F3°C Slight Chance Rain Showers
  3. Sat 51°F11°C 40°F4°C Sunny
  4. Sun 55°F13°C 42°F6°C Sunny
  5. Mon 57°F14°C 42°F6°C Sunny
  6. Tue 57°F14°C 42°F6°C Sunny
  7. Wed 56°F13°C 42°F6°C Mostly Sunny

Forecast for 5 PM · NOAA grid updated 3:52 PM · grid elevation 6,913 ft

Checked at the base area (6,600 ft); the summit (8,200 ft) is usually colder.

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