Why do Salt Lake schools never seem to close?

Because 52 inches a season is routine and the valley is plowed all night. Salt Lake City sees 16.1 days a year with an inch or more and 5.4 with 3 inches or more, nearly all of them school days. The model's 6-inch threshold is where the chance starts to move, not where closures become common.

What does close a Utah school?

Canyon and mountain conditions: closed canyon roads, avalanche control, and heavy snow still falling at bus time in Park City, the Cottonwoods or Cache Valley. In 2022-23 Little Cottonwood Canyon closed fully 34 times. Read the warning line under the number for a mountain ZIP.

Does a learn-from-home day count as a school day in Utah?

The state rule names the unplanned learn-from-home day for snow but, in the text we read, does not say whether it counts toward the 180 days or how many are allowed, so ask your district. The meter scores the chance that buildings close.

Do Utah districts have to make up snow days?

They can apply to the State Superintendent for a waiver of the 180-day rule, which can be granted without Board approval if the district has contingency days or another plan, and appealed to the Board if refused. Most Wasatch Front districts never need to ask.

Snow day calculator Utah

Chance of a snow day

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Best time to check

The evening before, after 9 pm: The evening model runs are in by then and the forecast here refreshes every 30 minutes. A number read at 6 pm can move by several inches of snow before midnight.
The morning of, 5 to 7 am: The strip above shades 4 to 7 am. Snow still falling in those hours lands on the commute, so the model counts it extra, and most districts have decided by the time the buses roll at 7.

When districts actually decide

Portland Public Schools, Oregon publishes its closure decision no later than 5 am (read 10 Oct 2026)
Omaha Public Schools announced the 23 January 2026 cold closure at 5:50 pm the evening before (read 10 Oct 2026)
Little Rock School District announced a two-day closure the afternoon before the 9 January 2025 storm (read 10 Oct 2026)
Minnesota e-learning days must be announced at least two hours before the normal start time, by statute (read 10 Oct 2026)

Every district sets its own cut-off; these are published examples, not a rule.

Utah schools usually close around 6 inches of overnight snow. Wasatch Front districts nearly never close; heavy canyon snow and closed roads are the exception. The meter below opens on Salt Lake City; type your ZIP or town and it reads tonight's hourly forecast for your exact spot and scores it against the Utah threshold.

How much snow it takes in Utah

Wasatch Front districts almost never close. Salt Lake City averages 51.9 inches a season, 5.4 days with 3 inches or more and 2.1 days with 5 inches or more; Logan in Cache Valley 61.5 inches. January is the snowiest month in Salt Lake and December in Logan. The valley plows run all night, the Utah Department of Transportation fields 567 snowplows and 36 tow plows over 24,000 lane miles with about 500,000 cubic yards of salt a year, and a 6-inch night is a normal commute.

The model's 6-inch threshold is where a closure becomes conceivable, not likely. What actually closes a Utah school is a canyon: in the record 2022-23 season, State Route 210 in Little Cottonwood Canyon alone saw 34 full closures and 98 avalanches reaching the road, and the mountain towns above the valley lose their bus routes when that happens. The meter scores a Winter Storm Warning and heavy snow still falling at bus time; on the valley floor those rarely line up.

Utah winter by the numbers

Station	Snow per season	Days with 1″+	Days with 3″+	Snowiest month
Salt Lake City	51.9″	16.1	5.4	Jan
Logan	61.5″	19.7	7.2	Dec

1991-2020 climate normals for the airport or first-order station in each city, read 2026-10-10 from the NOAA NCEI U.S. Climate Normals. “Days with 3″+” is the average number of calendar days a year with at least 3 inches of new snow. Logan's figures are from the Utah State University co-operative station; the Logan-Cache and Ogden airports have no published snow normal.

How closures are decided in Utah

Utah requires each local education agency to provide educational services over at least 180 school days a year (Utah Admin. Code R277-419-4), and the same rule recognises an unplanned learn-from-home day due to snow, inclement weather or another emergency alongside the unplanned closure. An agency that closes a school for excessive snow or other emergency may seek a waiver of the 180-day rule directly from the State Superintendent (R277-121-5), who may grant it without Board approval where the agency has contingency days or another mitigation plan; a denial can be appealed to the full Board.

The rule names the learn-from-home day but, in the text we read, does not say whether it counts toward the 180 or how many a district may use, and we did not find a dated Wasatch Front closure to cite. With 41 regular districts, most Utahns are in one of a handful of large county systems, and those systems decide closures themselves.

Minimum school year: 180 school days (Utah Admin. Code R277-419-4)
Snow waivers: From the State Superintendent, for agencies with contingency days or a mitigation plan (R277-121-5)
Learn-from-home days: Recognised in rule; counting and cap not stated in the text we read
State plows: 567 snowplows, 36 tow plows, 24,000 lane miles, about 500,000 cubic yards of salt a year (UDOT, Nov 2023)

Questions people ask

Why do Salt Lake schools never seem to close?: Because 52 inches a season is routine and the valley is plowed all night. Salt Lake City sees 16.1 days a year with an inch or more and 5.4 with 3 inches or more, nearly all of them school days. The model's 6-inch threshold is where the chance starts to move, not where closures become common.
What does close a Utah school?: Canyon and mountain conditions: closed canyon roads, avalanche control, and heavy snow still falling at bus time in Park City, the Cottonwoods or Cache Valley. In 2022-23 Little Cottonwood Canyon closed fully 34 times. Read the warning line under the number for a mountain ZIP.
Does a learn-from-home day count as a school day in Utah?: The state rule names the unplanned learn-from-home day for snow but, in the text we read, does not say whether it counts toward the 180 days or how many are allowed, so ask your district. The meter scores the chance that buildings close.
Do Utah districts have to make up snow days?: They can apply to the State Superintendent for a waiver of the 180-day rule, which can be granted without Board approval if the district has contingency days or another plan, and appealed to the Board if refused. Most Wasatch Front districts never need to ask.

Sources

Utah Admin. Code R277-419-4, minimum school days and learn-from-home days (read 2026-10-10)
Utah Admin. Code R277-121-5, waivers for snow and emergency closures (read 2026-10-10)
UDOT, snow plow operators ready for winter, 16 Nov 2023 (fleet and canyon figures) (read 2026-10-10)
NCES Digest table 214.30, regular school districts by state, 2021-22 (read 2026-10-10)
NOAA NCEI U.S. Climate Normals 1991-2020, Salt Lake City and Logan (read 2026-10-10)

The closure threshold itself is our model's estimate from typical district practice, not an official figure. Districts, not states, make the call. The model page shows every term.

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