128 WWUS85 KRIW 080037 SPSRIW SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RIVERTON WY 637 PM MDT SUN JUL 7 2013 WYZ020-022-080130- CASPER MOUNTAIN-NATRONA COUNTY LOWER ELEVATIONS- 637 PM MDT SUN JUL 7 2013 SCATTERED HIGH-BASED SHOWERS AND POSSIBLY AN ISOLATED THUNDERSTORM WILL MOVE ACROSS CENTRAL AND EASTERN NATRONA COUNTY...INCLUDING THE CASPER AREA...THROUGH 8 PM. THE MAIN HAZARD WITH THESE SHOWERS WILL BE OUTFLOW WIND GUSTS OF 40 TO 55 MPH. THESE STRONG WIND GUSTS MAY OCCUR SEVERAL MILES AWAY FROM THE MAIN LINE OF SHOWERS. THESE ERRATIC WIND GUSTS MAY CAPSIZE SMALL CRAFT ON LAKES AND RESERVOIRS. $$ AEM