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

47°F8°C wet-bulb in Snowbird, UT

50°F10°C air · 85% 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 6 PM50°F10°C85%47.2°F8.4°CToo warm
Thu 7 PM47°F8°C84%44.1°F6.7°CToo warm
Thu 8 PM46°F8°C85%43.3°F6.3°CToo warm
Thu 9 PM45°F7°C83%42.0°F5.5°CToo warm
Thu 10 PM44°F7°C88%41.8°F5.5°CToo warm
Thu 11 PM43°F6°C91%41.3°F5.2°CToo warm
Fri 12 AM42°F6°C95%41.0°F5.0°CToo warm
Fri 1 AM41°F5°C95%40.0°F4.4°CToo warm
Fri 2 AM41°F5°C95%40.0°F4.4°CToo warm
Fri 3 AM39°F4°C93%37.7°F3.2°CToo warm
Fri 4 AM39°F4°C91%37.4°F3.0°CToo warm
Fri 5 AM37°F3°C89%35.1°F1.7°CToo warm
Fri 6 AM37°F3°C87%34.8°F1.6°CToo warm
Fri 7 AM36°F2°C85%33.5°F0.9°CToo warm
Fri 8 AM36°F2°C82%33.1°F0.6°CToo warm
Fri 9 AM38°F3°C76%34.2°F1.2°CToo warm
Fri 10 AM39°F4°C74%34.8°F1.6°CToo warm
Fri 11 AM40°F4°C70%35.2°F1.8°CToo warm
Fri 12 PM39°F4°C71%34.4°F1.3°CToo warm
Fri 1 PM40°F4°C71%35.4°F1.9°CToo warm
Fri 2 PM40°F4°C70%35.2°F1.8°CToo warm
Fri 3 PM42°F6°C75%37.8°F3.2°CToo warm
Fri 4 PM41°F5°C75%36.9°F2.7°CToo warm
Fri 5 PM40°F4°C77%36.2°F2.3°CToo warm
Fri 6 PM38°F3°C82%35.0°F1.7°CToo warm
Fri 7 PM35°F2°C89%33.1°F0.6°CToo warm
Fri 8 PM35°F2°C87%32.8°F0.5°CToo warm
Fri 9 PM36°F2°C84%33.4°F0.8°CToo warm
Fri 10 PM36°F2°C83%33.3°F0.7°CToo warm
Fri 11 PM34°F1°C85%31.6°F−0.2°CToo warm
Sat 12 AM34°F1°C85%31.6°F−0.2°CToo warm
Sat 1 AM34°F1°C83%31.3°F−0.4°CToo warm
Sat 2 AM33°F1°C82%30.2°F−1.0°CToo warm
Sat 3 AM33°F1°C81%30.1°F−1.1°CToo warm
Sat 4 AM33°F1°C82%30.2°F−1.0°CToo warm
Sat 5 AM33°F1°C83%30.3°F−0.9°CToo warm
Sat 6 AM33°F1°C82%30.2°F−1.0°CToo warm
Sat 7 AM32°F0°C82%29.2°F−1.5°CToo warm
Sat 8 AM33°F1°C79%29.8°F−1.2°CToo warm
Sat 9 AM35°F2°C75%31.2°F−0.4°CToo warm
Sat 10 AM38°F3°C70%33.4°F0.8°CToo warm
Sat 11 AM41°F5°C64%35.3°F1.8°CToo warm
Sat 12 PM43°F6°C61%36.7°F2.6°CToo warm
Sat 1 PM45°F7°C61%38.5°F3.6°CToo warm
Sat 2 PM45°F7°C62%38.6°F3.7°CToo warm
Sat 3 PM45°F7°C66%39.3°F4.0°CToo warm
Sat 4 PM44°F7°C72%39.3°F4.0°CToo warm
Sat 5 PM42°F6°C78%38.3°F3.5°CToo warm

Right now

Chance of thunderstorms and rain showers
50°F10°C feels like 46°F8°C
Wind
10 mph17 km/h, gusts 24 mph39 km/h
Humidity
85%
Precipitation
36% chance

Snow forecast new snow, NOAA forecast

Next 24 h
0.2″0.5 cm
Next 48 h
0.3″0.8 cm
Next 72 h
0.3″0.8 cm
0.2″0.5 cm Now Fri Sat Sun

Use the left and right arrow keys to step through 6-hour periods.

Snowfall table
PeriodNew snow
Thu 6 PM – 12 AM0″0 cm
Fri 12 AM – 6 AM0.2″0.5 cm
Fri 6 AM – 12 PM0″0 cm
Fri 12 PM – 6 PM0″0 cm
Fri 6 PM – 12 AM0″0 cm
Sat 12 AM – 6 AM0.1″0.3 cm
Sat 6 AM – 12 PM0″0 cm
Sat 12 PM – 6 PM0″0 cm
Sat 6 PM – 12 AM0″0 cm
Sun 12 AM – 6 AM0″0 cm
Sun 6 AM – 12 PM0″0 cm
Sun 12 PM – 6 PM0″0 cm

7-day outlook

  1. Tonight 36°F2°C Chance Showers And Thunderstorms then Snow Showers ❄︎ <0.5″<1.3 cm
  2. Fri 42°F6°C 31°F−1°C Snow Showers Likely
  3. Sat 45°F7°C 32°F0°C Partly Sunny
  4. Sun 45°F7°C 32°F0°C Slight Chance Light Snow
  5. Mon 50°F10°C 33°F1°C Mostly Sunny
  6. Tue 48°F9°C 32°F0°C Slight Chance Light Snow
  7. Wed 49°F9°C 35°F2°C Mostly Sunny
  8. Thu 51°F11°C Mostly Sunny

Forecast for 6 PM · NOAA grid updated 12:31 PM · grid elevation 9,298 ft

Checked at the base area (7,760 ft); the summit (11,000 ft) is usually colder.

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