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1/20/2024
WT Staff
HAPPENING NOW
NWS: Arctic air mass, wind chill and high fire danger today
Altamaha, Satilla Rivers continue flooding
Saturday, January 20, 2024 - last updated 1013 am EST
National Weather Service Hazardous Weather Outlook and Special Weather Statement 504 am January 20, 2024
An Arctic airmass has ushered in very cold temperatures to the region this morning. Wind chills in the -5 to 5 degree range are anticipated through noon. A Wind Chill Advisory has been issued for portions of north and central Georgia where wind chill values will be the coldest.
HIGH FIRE DANGER CONDITIONS THIS AFTERNOON INTO THE EVENING FOR PARTS OF NORTH AND CENTRAL GEORGIA DUE TO LOW RELATIVE HUMIDITIES... Relative Humidities of 25 percent or less can be expected for 4 or more hours this afternoon into the evening. Winds will be northwest at 10 to 15 mph. With dry fuels, high fire danger conditions can be expected. Please refer to your local burn permitting authorities whether you may burn outdoors. If you do burn outside, use extreme caution.
Tomorrow, Sunday...the Arctic airmass will linger over the region through Sunday.
Hazardous wind chills will return Saturday night and Sunday morning as values fall back into the single digits (C). A Wind Chill Advisory is in place Tonight through Sunday morning.
Precipitation begins to move back into the area Tuesday with afternoon and evening thunderstorms expected Wednesday through Friday.
Impacting Baldwin-Banks-Barrow-Bartow-Bibb-Bleckley-Butts-Carroll-Catoosa-Chattahoochee-Chattooga-Cherokee-Clarke-Clayton-Cobb-Coweta-Crawford-Crisp-Dade-Dawson-DeKalb-Dodge-Dooly-Douglas-Emanuel-Fannin-Fayette-Floyd-Forsyth-Gilmer-Glascock-Gordon-Greene-Gwinnett-Hall-Hancock-Haralson-Harris-Heard-Henry-Houston-Jackson-Jasper-Jefferson-Johnson-Jones-Lamar-Laurens-Lumpkin-Macon-Madison-Marion-Meriwether-Monroe-Montgomery-Morgan-Murray-Muscogee-Newton-North Fulton-Oconee-Oglethorpe-Paulding-Peach-Pickens-Pike-Polk-Pulaski-Putnam-Rockdale-Schley-South Fulton-Spalding-Stewart-Sumter-Talbot-Taliaferro-Taylor-Telfair-Toombs-Towns-Treutlen-Troup-Twiggs-Union-Upson-Walker-Walton-Warren-Washington-Webster-Wheeler-White-Whitfield-Wilcox-Wilkes-Wilkinson Counties
Flood and streamflow report
USGS Streamflow gauges - see Provisional Data Statement below
Flooding has ended at Abbeville, Mount Vernon, Offerman and MacClenny FL as the Ocmulgee, Oconee, Little Satilla and St Marys Rivers retreat back into their channels.
Three locations still indicate active flooding Saturday morning, Altamaha River is still overflowing near Charlotteville and at Baxley station, and Satilla River is still nine to ten inches over flood stage at Atkinson.
See black tags on the map for flood flow details.
Turn around, don`t drown when encountering flooded roads. Most flood deaths occur in vehicles.
http://www.weather.gov/safety/flood
Drought Map USGS 7-day average streamflow compared with historic average
No part of Georgia is rated below normal or any degree of hydrologic drought.
HABs update from Georgia Department of Natural Resources - Coastal Resources Division Shellfish and Water Quality Unit
Permanent advisories remain in effect for bacterial contamination at Jekyll Clam Creek Beach on the north end of Jekyll Island and St Andrews Beach on the south end. Lab tests processed at Brunswick on samples collected Tuesday January 2, 2024 show the enterococcus levels below the health advisory threshold. Clam Creek Beach came in at 4 cfu per 100 ml and 9 cfu per 100 ml for St Andrews.
Drinking Water Advisories
Marietta BWA - According to the City of Marietta, finished water is purchased from the Cobb County-Marietta Water Authority (CCMWA), a regional public utility founded in 1951. There are two water sources which supply CCMWA treatment facilities, the Chattahoochee River and Lake Allatoona. Cobb County has experienced a service outage and low pressure in the southwest. From Georgia Drinking Water Watch, Cobb County serves 695000 customers.
USGS Provisional Data Statement
Data are provisional and subject to revision until they have been thoroughly reviewed and received final approval. Current condition data relayed by satellite or other telemetry are automatically screened to not display improbable values until they can be verified.
Provisional data may be inaccurate due to instrument malfunctions or physical changes at the measurement site. Subsequent review based on field inspections and measurements may result in significant revisions to the data.
Data users are cautioned to consider carefully the provisional nature of the information before using it for decisions that concern personal or public safety or the conduct of business that involves substantial monetary or operational consequences. Information concerning the accuracy and appropriate uses of these data or concerning other hydrologic data may be obtained from the USGS.
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