Blizzard Warning Issued for Sioux County: Whiteout Conditions and 55 MPH Gusts Expected

Source: NOAA · Sioux County, Iowa

This alert is no longer in effect.

NOAA issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

The National Weather Service has issued a Blizzard Warning for Sioux County, effective from Sunday morning through early Monday, warning of whiteout conditions and dangerous travel.

Read this weather record in 30 seconds

Record type
Blizzard Warning
Affected area
Sioux County, Iowa
Issued
April 6, 2026
Issuing authority
NWS Sioux Falls SD

Winter notices differ by expected impact and timing. The original notice carries the forecast window and any travel guidance for the named area.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Sioux County, Iowa.

Alert Details

A Blizzard Warning has been issued by the National Weather Service in Sioux Falls, SD. The alert is in effect from early Sunday morning through early Monday morning as hazardous winter weather moves into the region.

Affected Areas

The warning specifically covers Sioux County in Iowa.

What You Should Do

Travel should be restricted to emergencies only. If you must travel, ensure you have a winter survival kit with you. If you become stranded, stay with your vehicle to remain safe. Residents can obtain the latest road conditions by calling 511.

Expected Conditions

Blizzard conditions are expected to develop, featuring total snow accumulations of up to two inches. The primary hazard will be strong winds, with gusts reaching as high as 55 mph. These conditions will create whiteouts, making travel extremely dangerous or impossible. Additionally, the strong winds may cause tree damage, and slippery road conditions are expected to impact the Monday morning commute.

Timeline

The Blizzard Warning begins at 4:00 AM CDT on Sunday, March 15, and is scheduled to expire at 1:00 AM CDT on Monday, March 16.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Blizzard Warning for Sioux County, effective from Sunday morning through early Monday, warning of whiteout conditions and dangerous travel.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Sioux County, Iowa. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.