FGUS85 KBYZ 271204 RVSBYZ MTC003-009-011-017-025-037-065-067-075-087-095-097-103-107-111- WYC033-291215- HYDROLOGIC STATEMENT NATIONAL WEATHER SERVICE BILLINGS MT 604 AM MDT FRI APR 27 2012 ...COOLER TEMPERATURES WILL CAUSE RIVER LEVELS TO FALL... VERY WARM TEMPERATURES HAVE CAUSED MOUNTAIN SNOW MELT THE PAST SEVERAL DAYS AND THUS RISING RIVER LEVELS. COOLER TEMPERATURES WILL BE OVER THE AREA THIS WEEKEND AND THIS WILL DRAMATICALLY SLOW THE SNOW MELT PROCESS. THUS...RIVER LEVELS WILL GRADUALLY DECLINE INTO EARLY NEXT WEEK. RAINFALL IS EXPECTED THIS WEEKEND AND THIS MAY HELP TO KEEP RIVER LEVELS UP A BIT INTO EARLY NEXT WEEK BUT FURTHER RISES ARE NOT ANTICIPATED. WEEKEND RAINFALL IS NOT EXPECTED TO PRODUCE FLOODING ON RIVERS AND STREAMS AT THIS TIME. $$