Regional Weather Summary
Issued by NWS Des Moines, IA

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Weather Summary for Iowa
National Weather Service Des Moines IA
514 PM CST Mon Feb 20 2017

Light rain continued across Iowa into Monday afternoon. Rain amounts
were close to one quarter of an inch on average...with higher amounts
to the north, and lesser amounts to the south. Near record high
temperatures occurred across much of the state. Record high values
were generally in the low to mid 60s across Iowa for Monday...and
observed high temperatures were in the mid 50s to low 60s... placing
many locations just a few degrees above setting new record high maximum
temperatures. As of Monday afternoon, the high temperature in Des
Moines was 62 degrees, the high in Waterloo was 56, and the high
temperature in Mason City was 54 degrees. Normal high temperatures for
this time of year are in the mid 30s...placing the high temperatures
for Monday a solid 20 to 25 degrees above normal. Wind speeds were
from the south at around 10 to 20 mph.

Fog is likely overnight across northeastern Iowa, with visibilities
occasionally falling to less than one mile. With relatively cooler
air coming in from the northwest, temperatures will fall to the mid
30s to low 40s across Iowa. By late Tuesday morning, conditions will
dry out and completely sunny skies will return to Iowa. Southwesterly
winds of 10 to 20 mph will usher in warm air once again...setting the
stage for additional record highs to likely fall on both Tuesday and
Wednesday afternoons...as highs push back into mid 60s and low 70s.

A significant pattern change will occur late in the week as a strong
low pressure system moves through the Central Plains. Winter storm
conditions will be possible over Iowa, especially in the northern
half of the state. Those with travel interests Friday and this
weekend should pay close attention to the forecast as the winter
weather forecast evolves and becomes more clear over the coming days.

$$


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