Sioux City Received 3.2 Inches of Snow in the Last Storm

The most recent snowfall in Sioux City totaled 3.2 inches, recorded over a 12-hour period. This accumulation aligns with regional winter averages but varies by neighborhood due to wind drift. Below are historical comparisons, seasonal trends, and how this measurement stacks up against past years.

Key Snowfall Details

  • Total accumulation: 3.2 inches
  • Duration: 12 hours (overnight into early morning)
  • Wind impact: Drifts up to 6 inches in open areas
  • Temperature during storm: 28-32°F

Comparison: Current vs. Historical Snowfall

Season Total Snowfall (inches) Biggest Single Storm (inches) Notes
2023-2024 (Current) 18.5 (to date) 3.2 Below-average seasonal total
2022-2023 34.7 8.1 Above-average; late-season blizzard
2021-2022 22.3 5.4 Mild winter with fewer storms

How Snowfall Is Measured

  1. Official gauges: Placed on flat, open surfaces away from buildings/trees.
  2. Multiple readings: Averaged from 3+ locations to account for drift.
  3. Timeframe: Measured every 6 hours during active storms.
  4. Melting adjustment: Snow depth converted to liquid equivalent (10:1 ratio).

What 3.2 Inches Means for Daily Life

  • Driving: Slushy roads during thaw; caution on bridges/overpasses.
  • Shoveling: Light effort for sidewalks (1-2 passes).
  • Schools/businesses: Rarely closed for under 4 inches.
  • Outdoor activities: Ideal for sledding (packed snow base).

Seasonal Outlook: What's Next?

Forecast models suggest:

  • Next 7 days: 1-2 inches possible (light flurries).
  • February trend: Historically the snowiest month (avg. 8-10 inches).
  • Long-range: La Niña patterns may bring below-average late-winter snow.