Regional Weather Summary
Issued by NWS Des Moines, IA

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AWUS83 KDMX 112236
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IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-081>086-
092>097-121045-

WEATHER SUMMARY FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
536 PM CDT FRI APR 11 2014

FOR MANY...IT WAS A VERY PLEASANT DAY ACROSS IOWA. TEMPERATURES
WERE IN THE 60S AND 70S...PLUS THERE WAS ABUNDANT SUNSHINE.
CONDITIONS WILL CHANGE AS WE HEAD INTO THE WEEKEND...HOWEVER...AS
STORMS AND MUCH COOLER AIR IS EXPECTED TO ARRIVE. NORMAL HIGH
TEMPERATURES FOR THIS TIME OF YEAR ARE MAINLY IN THE UPPER 50S TO
LOW 60S ACROSS THE REGION. AS OF 4PM...THE HIGH FOR TODAY IN DES
MOINES WAS 77 DEGREES...THE HIGH IN WATERLOO WAS 74...AND THE
HIGH IN MINNEAPOLIS WAS EVEN ABOVE NORMAL...COMING IN AT 63
DEGREES. RELATIVE HUMIDITIES WERE QUITE LOW...MAKING IT DOWN TO
AROUND 15 PERCENT AT TIMES ACROSS CENTRAL TO SOUTHERN IOWA. WIND
SPEEDS WERE STRONG EARLY ON FRIDAY MORNING...BLOWING FROM THE
WEST AT AROUND 15 TO 25 MPH...BUT DIED DOWN TO THE 10 TO 15 MPH
RANGE DURING THE LATE AFTERNOON HOURS. SKIES BECAME MOSTLY CLEAR
TO PARTLY CLOUDY DURING THE LATE AFTERNOON.

CLOUDS WILL PICK UP FOR SATURDAY MORNING. AN AREA OF LOW PRESSURE
WILL BE MOVING ACROSS NORTHERN MINNESOTA DURING THE SATURDAY AND
SUNDAY TIME PERIOD. ATTACHED FROM THIS AREA OF LOW PRESSURE WILL
BE A BOUNDARY WHICH WILL EXTEND INTO NORTHERN AND CENTRAL IOWA.
THIS BOUNDARY WILL BE THE FOCUS FOR THUNDERSTORM DEVELOPMENT
DURING THE AFTERNOON HOURS. DEWPOINT VALUES WILL MAKE IT INTO THE
MID 50S TO LOW 60S ACROSS IOWA DURING THE DAYTIME AS MOISTURE FROM
THE GULF OF MEXICO WILL BE ABLE TO MAKE IT INTO THE REGION TO
SUPPORT THUNDERSTORM DEVELOPMENT. THERE IS SUFFICIENT SHEAR IN
THE ATMOSPHERE FOR SOME OF THESE STORMS TO GROW AND BECOME STRONG
TO SEVERE...WITH HAIL BEING THE MAIN THREAT. DAYTIME TEMPERATURES
WILL BE IN THE UPPER 60S TO MID 70S AND WINDS WILL BE ON THE
BREEZY SIDE...BLOWING FROM THE SOUTHWEST AT AROUND 15 TO 25 MPH.

THE STORMS MAY LAST INTO THE OVERNIGHT HOURS FOR SUNDAY MORNING.
SUNDAY AFTERNOON LOOKS TO BE VERY CLOUDY ACROSS THE REGION WITH
SCATTERED SHOWERS LIKELY DURING THE DAYTIME HOURS. COLDER AIR WILL
BE ADVECTED INTO THE REGION DURING SUNDAY...WHICH WILL LIKELY HOLD
TEMPERATURES STEADY OR EVEN DROP THEM DURING THE DAYTIME HOURS.
LOWS MONDAY MORNING WILL BOTTOM OUT IN THE MID 20S TO LOW 30S
WHICH COULD MAKE LIGHT SNOW FLURRIES A POSSIBILITY MAINLY BEFORE
SUNRISE.

$$

KOTENBERG



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