1 JULY 2010 EXTENDED FORECAST
THE WEATHER WILL REMAIN RELATIVELY QUIET THROUGH SATURDAY THOUGH THE WINDS OF CHANGE WILL BE IN THE AIR FOR THE START OF THE HOLIDAY WEEKEND. A STRONG UPPER LEVEL SYSTEM WILL MOVE EAST ACROSS THE NW UNITED STATES AND BUCKLE THE UPPER LEVEL RIDGE THAT HAS BEEN ENTRENCHED OVER THE MIDWEST. THIS WILL PUSH THE HIGH PRESSURE SYSTEM THAT HAS BEEN RESPONSIBLE FOR THE PROLONGED SUNNY, DRY AND LOW HUMIDITY CONDITIONS TO OUR EAST AND ALLOW A BOUNDARY TO MOVE SOUTHEAST TOWARD IOWA. WARMER AND MORE HUMID AIR WILL BEGIN TO SHIFT BACK NORTH ON SATURDAY AND WILL BE IN PLACE OVER IOWA AS THE SURFACE BOUNDARY ARRIVES. THUNDERSTORMS WILL MOVE INTO NW IOWA LATE SATURDAY NIGHT - HOWEVER THE GREATEST POTENTIAL FOR THUNDERSTORMS FOR POW COUNTY CONTINUES TO FOCUS ON SUNDAY.
THE POTENTIAL FOR HEAVY RAINFALL EXISTS OVERNITE SUNDAY INTO MONDAY MORNING - ESPECIALLY IN THE EASTERN HALF OF THE STATE. THE SEVERE WEATHER THREAT WILL BE LOW, BUT WITH THE SLOW MOVING STORMS WILL CREATE A BAND OF 1 TO 3 INCHES OF RAINFALL EAST OF I-35.
SHOWERS WILL PUSH EAST TUESDAY MORNING (6TH)- SETTING US UP FOR ANOTHER QUIET WEEK - AS HIGH PRESSURE ONCE AGAIN BUILDS IN AND LASTS THRU SUNDAY (11TH)............................................
TODAY THRU SATURDAY JULY 1ST TO 3RD - PARTLY CLOUDY WITH TEMPS IN THE MID 80'S AND LT EAST-SOUTHEAST WINDS - GUSTY SOUTH WINDS FRIDAY AND SATURDAY
SUNDAY AND MONDAY 4TH/5THTH - SHOWERS AND THUNDERSTORMS DVELOPING SUNDAY AFTERNOON (STRONG STORMS WITH HEAVY RAIN OVERNITE SUNDAY/MONDAY MORNING) - GUSTY SE WINDS - TEMPS LOW/MID 80'S
TUESDAY THRU SUNDAY 6TH TO 11TH - SHOWERS ENDING TUESDAY MORNING - THEN PARTLY CLOUDY
******BIG WARM-UP COMING MID MONTH******
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