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 Cataloochee Ski Area, NC

44°F7°C air · 57% 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 34°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 8 PM44°F7°C57%37.0°F2.8°CToo warm
Thu 9 PM44°F7°C58%37.2°F2.9°CToo warm
Thu 10 PM44°F7°C63%37.9°F3.3°CToo warm
Thu 11 PM43°F6°C67%37.6°F3.1°CToo warm
Fri 12 AM42°F6°C73%37.5°F3.1°CToo warm
Fri 1 AM41°F5°C78%37.3°F3.0°CToo warm
Fri 2 AM41°F5°C83%38.1°F3.4°CToo warm
Fri 3 AM41°F5°C82%37.9°F3.3°CToo warm
Fri 4 AM40°F4°C78%36.4°F2.4°CToo warm
Fri 5 AM41°F5°C75%36.9°F2.7°CToo warm
Fri 6 AM41°F5°C69%36.0°F2.2°CToo warm
Fri 7 AM40°F4°C64%34.4°F1.3°CToo warm
Fri 8 AM41°F5°C64%35.3°F1.8°CToo warm
Fri 9 AM42°F6°C65%36.4°F2.4°CToo warm
Fri 10 AM46°F8°C58%38.9°F3.9°CToo warm
Fri 11 AM51°F11°C49%41.9°F5.5°CToo warm
Fri 12 PM56°F13°C41%44.6°F7.0°CToo warm
Fri 1 PM58°F14°C38%45.6°F7.6°CToo warm
Fri 2 PM59°F15°C36%46.0°F7.8°CToo warm
Fri 3 PM60°F16°C37%47.0°F8.3°CToo warm
Fri 4 PM59°F15°C37%46.2°F7.9°CToo warm
Fri 5 PM58°F14°C40%46.0°F7.8°CToo warm
Fri 6 PM56°F13°C45%45.4°F7.4°CToo warm
Fri 7 PM49°F9°C60%41.9°F5.5°CToo warm
Fri 8 PM46°F8°C66%40.2°F4.5°CToo warm
Fri 9 PM45°F7°C70%39.9°F4.4°CToo warm
Fri 10 PM44°F7°C73%39.4°F4.1°CToo warm
Fri 11 PM43°F6°C75%38.8°F3.8°CToo warm
Sat 12 AM42°F6°C77%38.1°F3.4°CToo warm
Sat 1 AM41°F5°C78%37.3°F3.0°CToo warm
Sat 2 AM41°F5°C80%37.6°F3.1°CToo warm
Sat 3 AM40°F4°C83%37.1°F2.8°CToo warm
Sat 4 AM39°F4°C86%36.6°F2.6°CToo warm
Sat 5 AM39°F4°C89%37.1°F2.8°CToo warm
Sat 6 AM39°F4°C87%36.8°F2.6°CToo warm
Sat 7 AM39°F4°C86%36.6°F2.6°CToo warm
Sat 8 AM39°F4°C87%36.8°F2.6°CToo warm
Sat 9 AM40°F4°C89%38.0°F3.4°CToo warm
Sat 10 AM43°F6°C81%39.7°F4.3°CToo warm
Sat 11 AM48°F9°C70%42.7°F5.9°CToo warm
Sat 12 PM52°F11°C64%45.3°F7.4°CToo warm
Sat 1 PM54°F12°C59%46.3°F7.9°CToo warm
Sat 2 PM56°F13°C55%47.3°F8.5°CToo warm
Sat 3 PM57°F14°C53%47.8°F8.8°CToo warm
Sat 4 PM58°F14°C53%48.7°F9.3°CToo warm
Sat 5 PM57°F14°C55%48.2°F9.0°CToo warm
Sat 6 PM54°F12°C59%46.3°F7.9°CToo warm
Sat 7 PM51°F11°C65%44.6°F7.0°CToo warm

Right now

Clear
44°F7°C feels like 41°F5°C
Wind
5 mph7 km/h, gusts 13 mph20 km/h
Humidity
57%
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 40°F4°C Mostly Clear
  2. Fri 60°F16°C 39°F4°C Sunny
  3. Sat 58°F14°C 37°F3°C Sunny
  4. Sun 57°F14°C 39°F4°C Sunny
  5. Mon 60°F16°C 42°F6°C Sunny
  6. Tue 62°F17°C 43°F6°C Mostly Sunny
  7. Wed 60°F16°C 42°F6°C Mostly Sunny
  8. Thu 60°F16°C Mostly Sunny

Forecast for 8 PM · NOAA grid updated 7:25 PM · grid elevation 4,751 ft

Checked at the base area (4,660 ft); the summit (5,400 ft) is usually colder.

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