/Issued 6:04 PM CDT, Saturday, April 7, 2018/
Tonight’s NWS low temperature forecast
Here’s the simulated radar forecast for Sunday’s snow event per 18z NAM-Nest model. This forecast runs from 7 AM Sunday through 7 AM Monday. Blue=Snow
Note: Computer model data from today and over the past few days would support a storm track in between the red lines on the map – Adjustments are possible the next couple of days.
Record or near cold across the Northland on Friday, April 6, 2018
International Falls, Minnesota — Record coldest high temperature for April 6 with a high on Friday of 19 degrees. The previous record cold high was 20 degrees set on April 6, 2007.
Brainerd, Minnesota — Record coldest high temperature for April 6 with a high on Friday of 20 degrees. The previous record cold high was 22 degrees set on April 6, 2007.
Hibbing, Minnesota — Record coldest high temperature for April 6 with a high on Friday of 19 degrees. The previous record cold high was 20 degrees set in 2007.
Duluth, Minnesota — Tied with 2007 and 1920 for record coldest high temperature for April 6 with a high on Friday of 21 degrees.
Ashland, Wisconsin — 2nd coldest high temperature on record for April 6 with a high on Friday of 25 degrees. The record cold high for April 6 is 21 degrees set in 2007.
Link to Road Conditions
The airmass has modified just a bit compared to Friday’s epic cold, but temperatures remain well below average today. Looking at the upper level temps shows 500mb temps of -36C north of Lake Superior this afternoon with the core of the coldest temps -40C or lower now over northern Quebec Province. 850mb temps have climbed to around -14C today, not overly warm but is a tad better compared to 24 hours ago.
High temperatures today were in the mid 20s to low 30s with abundant sunshine across the Northland.
Mainly clear for tonight with lows ranging from the single digits below to teens above zero.
Sunday should start out with some sun, but clouds will increase from west to east during the afternoon with some light snow gradually developing over southwest portions of the area (Near the Brainerd Lakes) Highs Sunday similar to today’s highs, ranging from the mid 20s to low 30s.
Monday is the day where the Duluth Airport will finally record an above freezing temperature this month! Yes that’s right every day so far this month has had a sub-freezing temperature at the Duluth Airport, crazy stuff! Highs across the Northland on Monday are forecast to range from the mid 30s to low 40s, still colder than average but milder compared to what we’ve dealt with lately.
Low pressure (Clipper type system) is expected to affect the Northland late Wednesday/early Thursday with some light rain or snow possible as this system moves through.
A bigger storm remains possible for late next week with possible scenarios ranging from an ice storm to a major snowfall to rain. Stay tuned!
Forecast for Duluth and Superior
.Tonight… Cold. Mostly clear. Low 7 to 12. Wind northwest at 10 to 20 mph becoming light and variable.
.Sunday… Partly to mostly cloudy. High 28 to 33. Wind east at 10 to 15 mph.
.Monday… Partly sunny. Finally above freezing at the Airport! High 36 to 41. Wind northwest at 10 to 15 mph.
Average temperatures for Sunday
Sunrise Sunday: 6:34 AM CDT
Sunset Sunday: 7:48 PM CDT