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

53°F12°C wet-bulb in Sundance Mountain Resort, UT

59°F15°C air · 71% 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 35°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 6 PM59°F15°C71%53.1°F11.7°CToo warm
Thu 7 PM58°F14°C67%51.4°F10.8°CToo warm
Thu 8 PM55°F13°C69%49.0°F9.4°CToo warm
Thu 9 PM55°F13°C68%48.8°F9.3°CToo warm
Thu 10 PM53°F12°C74%48.1°F8.9°CToo warm
Thu 11 PM52°F11°C76%47.5°F8.6°CToo warm
Fri 12 AM51°F11°C80%47.2°F8.5°CToo warm
Fri 1 AM49°F9°C83%45.8°F7.7°CToo warm
Fri 2 AM48°F9°C87%45.6°F7.5°CToo warm
Fri 3 AM46°F8°C90%44.1°F6.7°CToo warm
Fri 4 AM44°F7°C93%42.6°F5.9°CToo warm
Fri 5 AM43°F6°C96%42.2°F5.6°CToo warm
Fri 6 AM41°F5°C98%40.5°F4.7°CToo warm
Fri 7 AM40°F4°C98%39.5°F4.2°CToo warm
Fri 8 AM39°F4°C97%38.3°F3.5°CToo warm
Fri 9 AM39°F4°C97%38.3°F3.5°CToo warm
Fri 10 AM39°F4°C100%38.8°F3.8°CToo warm
Fri 11 AM41°F5°C97%40.3°F4.6°CToo warm
Fri 12 PM44°F7°C88%41.8°F5.5°CToo warm
Fri 1 PM46°F8°C76%41.8°F5.4°CToo warm
Fri 2 PM49°F9°C69%43.4°F6.4°CToo warm
Fri 3 PM51°F11°C62%44.1°F6.7°CToo warm
Fri 4 PM51°F11°C58%43.4°F6.3°CToo warm
Fri 5 PM50°F10°C58%42.5°F5.8°CToo warm
Fri 6 PM48°F9°C63%41.5°F5.3°CToo warm
Fri 7 PM45°F7°C70%39.9°F4.4°CToo warm
Fri 8 PM44°F7°C71%39.1°F3.9°CToo warm
Fri 9 PM43°F6°C75%38.8°F3.8°CToo warm
Fri 10 PM42°F6°C77%38.1°F3.4°CToo warm
Fri 11 PM42°F6°C80%38.6°F3.7°CToo warm
Sat 12 AM41°F5°C83%38.1°F3.4°CToo warm
Sat 1 AM40°F4°C86%37.6°F3.1°CToo warm
Sat 2 AM39°F4°C88%36.9°F2.7°CToo warm
Sat 3 AM39°F4°C90%37.2°F2.9°CToo warm
Sat 4 AM37°F3°C94%35.9°F2.1°CToo warm
Sat 5 AM37°F3°C96%36.2°F2.3°CToo warm
Sat 6 AM36°F2°C99%35.6°F2.0°CToo warm
Sat 7 AM36°F2°C98%35.5°F1.9°CToo warm
Sat 8 AM36°F2°C97%35.3°F1.8°CToo warm
Sat 9 AM37°F3°C94%35.9°F2.1°CToo warm
Sat 10 AM40°F4°C88%37.9°F3.3°CToo warm
Sat 11 AM44°F7°C80%40.5°F4.7°CToo warm
Sat 12 PM48°F9°C72%43.0°F6.1°CToo warm
Sat 1 PM51°F11°C64%44.4°F6.9°CToo warm
Sat 2 PM54°F12°C57%45.9°F7.7°CToo warm
Sat 3 PM55°F13°C53%46.0°F7.8°CToo warm
Sat 4 PM54°F12°C54%45.3°F7.4°CToo warm
Sat 5 PM53°F12°C58%45.2°F7.3°CToo warm

Right now

Chance of thunderstorms and rain showers
59°F15°C
Wind
9 mph15 km/h, gusts 23 mph37 km/h
Humidity
71%
Precipitation
35% chance

Nearest station KHCR at 5:35 PM: Mostly cloudy, 60°F15°C, 59% humidity (51°F11°C wet-bulb), wind 14 mph22 km/h.

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 39°F4°C Chance Showers And Thunderstorms then Showers And Thunderstorms
  2. Fri 51°F11°C 36°F2°C Chance Rain And Snow
  3. Sat 55°F13°C 38°F3°C Mostly Sunny
  4. Sun 54°F12°C 37°F3°C Mostly Sunny then Slight Chance Light Rain
  5. Mon 58°F14°C 36°F2°C Mostly Sunny
  6. Tue 57°F14°C 36°F2°C Slight Chance Light Rain then Mostly Sunny
  7. Wed 57°F14°C 39°F4°C Mostly Sunny
  8. Thu 59°F15°C Mostly Sunny

Forecast for 6 PM · NOAA grid updated 12:31 PM · grid elevation 6,690 ft

Checked at the base area (6,100 ft); the summit (8,250 ft) is usually colder.

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