Soaking rain, thunder and wind pummeling Minnesota Tuesday

Wind-driven rain adding up fast; scattered thunderstorms Tuesday afternoon

Rainfall at the Weather Lab
The Weather Lab saw rainfall of around eight-tenths of an inch as of midday Tuesday.
Paul Huttner | MPR News

Talk about April showers.

Tuesday’s storm system is aggressively pumping wind-driven rain, thunder and lightning across Minnesota. Some locations are already pushing an inch of rain. Some areas could record 2 inches by Wednesday.

Rainfall forecast
Rainfall forecast.
Twin Cities National Weather Service

Multiple rain waves are swirling around a powerful low-pressure system. The National Oceanic and Atmospheric Administration’s NAM 3 km resolutions model shows the progression of rain cells Tuesday:

NOAA NAM 3 km model
North American Mesoscale 3 km model between 1 p.m. Tuesday and 7 a.m. Wednesday
NOAA, via Tropical Tidbits

Overall rainfall totals of between 1 and 2 inches are likely across most of southern Minnesota by Wednesday.

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Rainfall forecast
Rainfall forecast
Twin Cities National Weather Service office

I’ve already recorded about eight-tenths of an inch of rainfall here at the Weather Lab in the southwest Twin Cities.

Look for scattered thunderstorms Tuesday afternoon. Severe weather is not likely in the Twin Cities but some storms may contain hail and gusty winds this afternoon.

NOAA’s Storm Prediction Center paints a risk for severe weather across Iowa, with a marginal risk along the Interstate 90 corridor in southern Minnesota:

Severe weather risk areas
Severe weather risk areas
NOAA

Winds will gust over 40 mph Tuesday afternoon.

Wind gusts
Wind gust forecast Tuesday.
Twin Cities National Weather Service

It’s a chilly rain Tuesday. Highs will hover in the 40s and 50s in most areas.

Forecast high temperatures Tuesday
Forecast high temperatures Tuesday
NOAA