Nebraska, 2018

Extreme Cold in Nebraska, January 1, 2018

January 1, 2018 · NWS FSD · 2 events in 2 counties and zones

Wind chills from -35 to -45 continued through the morning hours across northwest Iowa as a strong arctic surface ridge continued to slide into the Northern Plains. This continued the extreme cold which initiated during late December 2017.

Where it happened

Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
2

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS FSD wrote it up.

Wind chills from -35 to -45 continued through the morning hours across northwest Iowa as a strong arctic surface ridge continued to slide into the Northern Plains. This continued the extreme cold which initiated during late December 2017.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sioux Falls, SD wrote its last area forecast discussion before the first event at Dec 31, 11:07 PM CST, 53 minutes earlier.

Area forecast discussion, Dec 31, 11:07 PM CST, 53 minutes before
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Hazardous weather outlook, Dec 31, 5:50 PM CST, 6 hours 10 minutes before
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In the hours before

Local storm report, Dec 31, 10:28 PM CST, 1 hour 32 minutes before
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Local storm report, Dec 31, 11:25 PM CST, 35 minutes before
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The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

2 extreme cold/wind chill. Local standard time, as filed.

Extreme Cold/Wind Chill, Dakota

When
January 1, 12:00 AM CST to 11:00 AM CST
Where
Dakota forecast zone
Reported by
COOP Observer
Coordinates
42.391, -96.564 (the zone’s center; the record gives no point)

West to northwest winds at times from 6 to 11 mph combined with air temperatures around 20 below to 30 below zero to produce bitterly cold wind chills around -35 to -45 through the morning hours of New Year's Day. The actual air temperature plunged to a record -32 at Concord. As southerly return flow developed behind the retreating ridge, not as extreme wind chills of -20 to -30 occurred from the evening of January 1st into mid morning of January 2nd.

Extreme Cold/Wind Chill, Dixon

When
January 1, 12:00 AM CST to 11:00 AM CST
Where
Dixon forecast zone
Reported by
COOP Observer
Coordinates
42.493, -96.868 (the zone’s center; the record gives no point)

West to northwest winds at times from 6 to 11 mph combined with air temperatures around 20 below to 30 below zero to produce bitterly cold wind chills around -35 to -45 through the morning hours of New Year's Day. The actual air temperature plunged to a record -32 at Concord. As southerly return flow developed behind the retreating ridge, not as extreme wind chills of -20 to -30 occurred from the evening of January 1st into mid morning of January 2nd.

What these are

Extreme Cold/Wind Chill
Temperatures or wind chills at or below the local warning criteria, or cold that caused deaths.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Nebraska in 2018Every state in 2018This day in weather historyWarnings in Nebraska, January 2018

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 735360, 735361.