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Iowa Weather Network Warnings Map

Iowa Weather Network Warnings Map

Winter Weather Advisory

Friday, July 22, 2011

Hot and Humid Saturday with storms developing. Some could be severe and have heavy rain, then cooling off and becoming nice Sun/Mon.

Regional Weather View.

A frontal system will spread hot and humid weather that has been continuing in Iowa back north into Minnesota and Wisconsin on Saturday. Mid 90s degree highs are possible as far north as southern Minnesota. Along with the heat, a more significant treat for a severe storms and heavy rainfall. The highest threat for storms will be in Minnesota and Western & Central Wisconsin.

Local View.

Locally Saturday will be the day that people will want to keep a watch out for severe weather. First we will have to deal with heat and humidity again, depending on activity to our west, Skies will be partly sunny in the morning then becoming mostly sunny and highs will likely rise to the low 90s especially south. Some northerly locations may not get out of the 80s, Dewpoints will be highs as well and that could make for some 100+ degree heat index again.

Severe Weather Threat & Heat Rainfall Potential

There will be a heightened risk for severe storms tomorrow, especially if sunny skies comes to be true after the morning storms that could push through. If morning clouds and clear out Storms could develop along a stationary front that will be draped across the area, The best chance for storms will be in the afternoon and evening. The storms seem to have a heightened risk for wind in our area, and will also be capable of producing heavy rainfall well over an inch, and with all the rain the area as gotten last week it could cause flooding issues. People will want to keep an eye to the sky tomorrow, especially in the evening.

Sunday/Monday

A sharp cool front pushes though giving us much more pleasant conditions for these days, it will be much less humid as well. A high pressure system will give us sunshine with highs in the upper 70s to 80 and lows in the upper 50s to 60. People putting off lawn mowing because of heat will have the chance to get out there.

Saturday, Partly Sunny then clearing. Hot and humid with highs in the low 90s, heat index's over 100 in some areas. Thunderstorms developing in the evening, some could be severe and produce heavy rainfall. Saturday Night, Thunderstorms, some could be severe and produce heavy rain, otherwise cloudy with highs in the mid 60s.

Sunday, Sunny and breezy, highs in the upper 70s to low 80s. Sunday Night, Clear skies, lows in the upper 50s to low 60s.

Monday, Sunny and pleasant, highs in the low 80s. Monday Night, clear lows in the low 60s.

Looking Ahead

The models are pretty stretchy right now with storms and off and on warmth, but they show the week ahead from the 27th through the July 30s looks increasingly hot, humid and on and off chances for thunderstorms towards the middle of the week, then more pleasant and dry towards the end of the week and the end of July. The start of August looks to be on the warm side, but not hot along with on and off chances for storminess, with the models showing a cold front and more organized storm system for the 8th of August which could bring weather issues by that time.

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