Issued by NWS Grand Rapids, MI
000 FGUS73 KGRR 121732 ESFGRR MIC005-015-025-037-045-057-065-067-073-075-077-081-105-121-123-133- 139-131932- HYDROLOGIC OUTLOOK NATIONAL WEATHER SERVICE GRAND RAPIDS MI 132 PM EDT FRI SEP 12 2008 ...HEAVY RAINS THIS WEEKEND COULD LEAD TO SOME FLOODING... TWO PERIODS OF HEAVY RAIN BETWEEN FRIDAY NIGHT AND MONDAY COULD LEAD TO SOME FLOODING OF SMALL STREAMS AND LOW LYING AREAS ACROSS SOUTHWEST LOWER MICHIGAN. THERE COULD ALSO BE RAPID RISES ON RIVERS LATE SUNDAY INTO MONDAY...WITH THE POTENTIAL FOR FLOODING ALONG AREA RIVERS ON MONDAY AND CONTINUING THROUGH NEXT WEEK. HEAVY RAIN IS EXPECTED LATE TONIGHT INTO SATURDAY AS LOW PRESSURE MOVES ALONG A STALLED FRONT. FROM 1 TO 3 INCHES OF RAIN IS POSSIBLE. THERE WILL BE A BRIEF BREAK IN THE HEAVY RAIN SATURDAY NIGHT AND EARLY SUNDAY...BEFORE THE REMNANTS OF HURRICANE IKE ARRIVE BY LATE SUNDAY. THE STORM WILL DROP MORE HEAVY RAIN ON TOP OF GROUND THAT SHOULD ALREADY BE SATURATED...RESULTING IN POTENTIALLY HEAVY RUNOFF THAT WOULD ALLOW RAPID RISES ON LOCAL RIVERS AND STREAMS. THERE COULD BE FLOODING ALONG RIVERS ON MONDAY AND THROUGH NEXT WEEK DEPENDING ON HOW MUCH RAIN FALLS. AT THIS POINT...THE GREATEST CHANCE OF FLOODING APPEARS TO BE ACROSS SOUTHERN LOWER MICHIGAN... SPECIFICALLY THE ST. JOSEPH...KALAMAZOO AND GRAND RIVER BASINS. STORM TOTAL RAINFALL OF 2 TO 5 INCHES WITH SOME AMOUNTS IN EXCESS OF 6 INCHES IS POSSIBLE BETWEEN TONIGHT AND MONDAY. THE HAZARDOUS WEATHER OUTLOOK WILL BE UPDATED THROUGH THE WEEKEND WITH THE LATEST INFORMATION. ANOTHER SOURCE OF CURRENT WEATHER INFORMATION FOR SOUTHWEST LOWER MICHIGAN IS OUR HOMEPAGE AT WWW.WEATHER.GOV/GRR. $$
