MEDIAN FLOW RATE · 30 DAY
584cfs 4.1% vs avg
Optimal band: 231–313 cfs
PERIOD HIGH
1,335cfs
PERIOD LOW
130cfs
RUNNABLE
19%
last 30 day in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
24.9in
≈ normal
24.93 in of precipitation so far this year — about average for this point in the season (normal 27.34 in).
YTD Total
24.9in
This year so far
Normal to Date
27.3in
30-yr average
Typical Range
22.1–32.9in
10th–90th pct YTD
Departure
-9%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.96" · normal 3.92" (2.1–5.3)
Feb: 3.77" · normal 4.26" (2.2–6.2)
Mar: 3.09" · normal 5.02" (3.1–7.2)
Apr: 3.97" · normal 5.10" (2.9–7.5)
May: 6.57" · normal 4.74" (2.5–6.4)
Jun: 4.59" · normal 3.65" (1.9–5.7)
Jul: 0.98" (so far)· normal 3.39" (1.6–5.5)
Aug: normal 3.18" (1.4–5.3)
Sep: normal 3.17" (0.8–5.1)
Oct: normal 3.93" (1.4–6.3)
Nov: normal 4.07" (1.8–7.3)
Dec: normal 4.92" (2.6–7.3)
Baseline 1991–2020 · Source: Open-Meteo01:26 PM
Your History · SOUTH FORK OBION RIVER NEAR GREENFIELD, TN
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Station Location
36.1181, -88.8109Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-07 00:00 UTC
Site #07024500·USGS
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