MEDIAN FLOW RATE · 7 DAY
—cfs
No flow data available
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
34.3in
≈ normal
34.27 in of precipitation so far this year — about average for this point in the season (normal 39.83 in).
YTD Total
34.3in
This year so far
Normal to Date
39.8in
30-yr average
Typical Range
30.9–49.7in
10th–90th pct YTD
Departure
-14%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 8.12" · normal 10.26" (7.0–14.5)
Feb: 5.15" · normal 6.85" (3.6–9.5)
Mar: 10.67" · normal 8.42" (5.6–13.0)
Apr: 2.65" · normal 6.04" (3.2–9.3)
May: 3.04" · normal 4.33" (1.8–6.8)
Jun: 4.08" · normal 3.46" (1.8–5.5)
Jul: 0.57" (so far)· normal 1.76" (0.6–3.2)
Aug: normal 2.20" (0.5–4.7)
Sep: normal 3.93" (0.9–7.2)
Oct: normal 7.80" (3.0–11.4)
Nov: normal 11.33" (6.8–16.7)
Dec: normal 9.94" (5.1–14.3)
Baseline 1991–2020 · Source: Open-Meteo10:57 AM
Your History · SOUTH FORK NOOKSACK RIVER AT RM 12 NEAR ACME, WA
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Station Location
48.6879, -122.1657Loading map…
DATA · USGS · NOAA · NWS
Site #12210140·USGS
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