* WHAT...Heat index values up to 110.
* WHERE...Portions of central, north central, southeast, southwest,
and western Arkansas.
* WHEN...Until 8 PM CDT Monday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Heat Advisory
Until 2026-08-16T06:00:00-05:00
•
National Weather Service
* WHAT...Heat index values up to 110.
* WHERE...Portions of central, north central, southeast, southwest,
and western Arkansas.
* WHEN...Until 8 PM CDT Monday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
BAYOU BARTHOLOMEW AT GARRETT BRIDGE, AR
Realtime Data
•
Report
•
Conditions
40
Discharge (cfs)
6.3
Gauge Height (ft)
Streamflow discharge was last observed at 40 cfs, and a gauge height of 6.33 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 59 .
Weather today, Tomorrow,
The constituents of the flow include water from local streams and rainfall. There are several tributaries that feed into the bayou, including the Little Bayou Bartholomew and the Bayou Macon. The bayou is also affected by the operation of the Wilhelmina Lock and Dam, which can influence seasonal trends in the water level. Interestingly, the Bayou Bartholomew is known for being heavily polluted due to agricultural runoff, and efforts are being made to improve the water quality through conservation and restoration projects.
August 15, 2026
Elevation
162.0 ft
Last Updated
Gage height, ft
6.33 ft
Streamflow, ft³/s
39.7 ft3/s
Specific conductance, water, unfiltered, microsiemens per centimeter at 25°C
73.0 uS/cm @25C
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 ±2.5°, formazin nephelometric units (FNU)