Salt Lake City Utah Weather Alert: 90% Rain and Mountain Snow by Tuesday Night on I-15 Corridor

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Utah – Clouds are thickening over Salt Lake City this morning, and while the air feels mild now, a major shift is already underway. Rain will move in quickly by late afternoon, setting up a wet and unsettled stretch through midweek.

According to the National Weather Service in Salt Lake City, a 20 percent chance of showers develops after 3 p.m. today, with highs reaching near 73°F. Conditions deteriorate rapidly by Tuesday night as rain chances surge to 90 percent, bringing steady rainfall across the Wasatch Front.

Expect roads along I-15, I-80, and surface streets to turn slick by Tuesday evening. Periods of moderate rain could reduce visibility and slow commutes, especially during nighttime travel. Plan ahead and allow extra time.

By Wednesday, showers continue with another 90 percent chance of rain and possible thunderstorms. Rainfall totals could reach up to a quarter inch, with locally higher amounts in heavier bands. Keep rain gear ready and monitor changing conditions.

Colder air arrives late Wednesday into Thursday, changing the story again. Rain may mix with or change to snow early Thursday, especially during the morning commute. Slushy conditions could develop on untreated roads and higher elevations.

Thursday stays unsettled with additional rain and snow showers possible before gradual improvement late in the day. By Friday, conditions begin to stabilize with drier weather returning.

This is a classic early spring swing from mild to messy conditions across northern Utah. Stay weather-aware as conditions shift quickly. Are you seeing rain yet where you are?

Five Day Forecast for Salt Lake City, Utah
Tuesday: Chance of showers, high 66°F (50%)
Tuesday Night: Showers likely, low 45°F (90%)
Wednesday: Showers, high 60°F (90%)
Thursday: Rain/snow mix, high 53°F
Friday: Partly sunny, high 50°F