Warmer, slightly muggy Wednesday; showers develop Friday

We have a temporary increase in dew points Wednesday

wed highs 9am
Forecast high temperatures Wednesday
National Oceanic and Atmospheric Administration, via Pivotal Weather

A cool front is moving south across Minnesota and ahead of it dew points are increasing slightly along with temperatures that will be a few degrees warmer in the southern half of the state. Thursday will be cooler with isolated showers southwest and more numerous scattered showers Friday.

Slightly muggy Wednesday; cooler Thursday

Temperatures will tick up a few degrees Wednesday for much of southeastern Minnesota, including the Twin Cities into the mid to upper 80s.

Accompanying that increase in temperature will be slightly sticky air with dew points in the low to mid-60s for the southern half of Minnesota.

dews fcst 9am
Forecast dew points: slight increase Wednesday, a drop Thursday then muggier Friday into the weekend
National Oceanic and Atmospheric Administration, via Pivotal Weather

A cool front is already diving south, pushing the muggier air back into Iowa late Wednesday. That humid air returns Friday into the weekend but first it’ll be cooler Thursday.

thu highs 9am
Forecast high temperatures Thursday
NOAA, via Pivotal Weather

Friday will have clouds and scattered showers (more on that below), keeping temperatures down, but it’s shaping up to be a steamy Saturday. Highs will be in the upper 80s for southern Minnesota, maybe near 90 degrees.

Along with that will be pretty muggy dew points in the upper 60s.

sat highs 9am
Forecast high temperatures Saturday
NOAA, via Pivotal Weather

Humid air and showers return Friday; steamy Saturday

The computer models are trending a little farther east with the more significant rainfall totals for Friday now. Perhaps the Twin Cities can get in on some more of this much needed moisture.

4 panel
Computer model scenarios for total precipitation Thursday into Friday
NOAA, via Pivotal Weather

The official forecast for rainfall doesn’t call for a whole lot, but we’ll take every hundredth of an inch we can get.

WPC rainfall
Total forecast rainfall Thursday and Friday
NOAA Weather Prediction Center, via Pivotal Weather

Isolated showers and a couple of thunderstorms are possible Thursday afternoon in southwestern Minnesota before the more widespread scattered activity develops Friday for most of central and southern Minnesota into western Wisconsin.  

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