National Weather Service Forecast for Lawrenceville and Gwinnett County
Georgia Drought MonitorThe Georgia Drought monitor is a subset of the United States Monitor, issued every Thursday morning, based on drought conditions the previous Tuesday. The map below shows the current drought level around the state, and the percent of Georgia land area in each drought level compared to the previous week. Read an explanation of the drought intensities and what they mean. |
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Georgia Hydrologic Information StatementThe Georgia Hydrologic Information statement is issued periodically by the Weather Service office in Peachtree City. It provides information on drought and potential flooding or excessive rain events. 000 FGUS72 KFFC 260107 ESFFFC GAC015-047-055-057-067-083-085-111-115-117-123-129-143-187-213- 223-227-233-281-291-295-311-313-261200- HYDROLOGIC OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 807 PM EST WED JAN 25 2012 ...EXPECTED RAINFALL TOTALS NOT AS HIGH BUT FLOODING REMAINS POSSIBLE OVER NORTHWEST GEORGIA... .RAINFALL EXPECTED... STORM TOTAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE FOR NORTH GEORGIA THURSDAY AFTERNOON THROUGH EARLY FRIDAY. THE AREA OF CONCERN WOULD BE MAINLY ALONG AND NORTH OF A LINE FROM CARROLLTON THROUGH MARIETTA AND DAWSONVILLE TO HELEN. .SYNOPSIS... A STRONG LOW PRESSURE SYSTEM OVER THE SOUTHWEST U.S. WILL CONTINUE TO DEEPEN AS IT MOVES ACROSS THE SOUTHERN STATES THROUGH THURSDAY MORNING. THE LOW PRESSURE SYSTEM SHOULD MOVE NORTHWARD THROUGH THE TENNESSEE VALLEY ALLOWING A COLD FRONT TO APPROACH THE AREA LATE THURSDAY INTO THURSDAY NIGHT. ABUNDANT MOISTURE AHEAD OF THIS FRONT WILL FUEL SHOWERS AND A FEW THUNDERSTORMS THROUGH EARLY FRIDAY MORNING. .PRE-EXISTING CONDITIONS... RAINFALL AMOUNTS OF 2 TO 4 INCHES HAVE OCCURRED OVER THE AREA OF CONCERN DURING THE PAST 7 DAYS. CONSEQUENTLY...MOIST SOIL CONDITIONS EXIST WITH SOME AREAS STILL SATURATED. THIS WILL ALLOW ANY HEAVY RAIN TO BE QUICKLY ABSORBED...THEN RUN OFF INTO NEARBY STREAMS... CREEKS AND RIVERS. ISOLATED CREEK AND RIVER FLOODING HAS OCCURRED IN SOME LOCATIONS IN THE PAST 1 TO 2 WEEKS. STREAMFLOW LEVELS ARE GENERALLY ABOVE NORMAL WITH LOCATIONS SUCH AS THE WEST CHICKAMAUGA CREEK NEAR FORT OGLETHORPE...THE COAHULLA CREEK NEAR DALTON...AND THE OOSTANAULA RIVER NEAR CALHOUN STILL ABOVE BANKFULL FROM THE RAIN THIS PAST WEEKEND. .IMPACTS... ISOLATED FLASH FLOODING WILL BE POSSIBLE IF THE HEAVY RAIN REPEATEDLY MOVES OVER THE SAME AREA. ALSO...STORM DRAINS AND DITCHES IN URBAN AREAS MAY BECOME QUICKLY CLOGGED WITH DEBRIS AND CAUSE EXTENSIVE STREET FLOODING AND ROAD PONDING. ALTHOUGH EXPECTED RAINFALL AMOUNTS ARE NOT AS HIGH AS EARLIER IN THE WEEK...MINOR FLOODING OF SOME OF THE LARGER CREEKS OR RIVERS REMAINS LIKELY WITH THE EXPECTED STORM TOTAL RAINFALL AMOUNTS. THESE WOULD INCLUDE LOOKOUT CREEK IN DADE COUNTY AND WEST AND SOUTH CHICKAMAUGA CREEKS IN WALKER AND CATOOSA COUNTIES...THE CONASAUGA RIVER ALONG THE WHITFIELD AND MURRAY COUNTY LINE...AND BIG CREEK IN FORSYTH AND NORTH FULTON COUNTIES. OTHER RIVERS IN NORTH GEORGIA SUCH AS THE COOSAWATTEE...OOSTANAULA...TOCCOA...NOTTELY AND THE HIWASSEE SHOULD BE MONITORED CLOSELY. .PREPAREDNESS... A FLOOD WATCH WILL LIKELY BE ISSUED LATER TONIGHT AND PLEASE BE ALERT FOR ANY POSSIBLE WARNINGS BEGINNING THURSDAY AFTERNOON. KNOW WHAT TO DO IF A WARNING IS ISSUED AND YOU LIVE NEAR A CREEK OR RIVER. FOR ADDITIONAL HYDROLOGIC INFORMATION...VISIT OUR WEBSITE AT WEATHER.GOV/ATLANTA. CLICK ON THE RIVERS AND LAKES TAB UNDER CURRENT WEATHER TO ACCESS THE LATEST RIVER STAGE AND PRECIPITATION INFORMATION. $$ |