MEDIAN FLOW RATE · 1 YEAR
—cfs
No flow data available
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
22.0in
≈ normal
22.01 in of precipitation so far this year — about average for this point in the season (normal 20.49 in).
YTD Total
22.0in
This year so far
Normal to Date
20.5in
30-yr average
Typical Range
16.1–24.1in
10th–90th pct YTD
Departure
+7%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.06" · normal 1.16" (0.7–1.7)
Feb: 1.00" · normal 1.33" (0.4–2.0)
Mar: 1.73" · normal 2.41" (1.1–3.7)
Apr: 7.29" · normal 4.21" (2.5–6.1)
May: 3.20" · normal 5.26" (3.2–7.9)
Jun: 6.05" · normal 5.24" (2.9–8.2)
Jul: 1.68" (so far)· normal 3.82" (1.9–6.0)
Aug: normal 4.11" (1.6–7.0)
Sep: normal 3.38" (1.5–6.0)
Oct: normal 2.72" (0.8–5.6)
Nov: normal 1.98" (0.9–3.4)
Dec: normal 1.52" (0.5–2.4)
Baseline 1991–2020 · Source: Open-Meteo02:47 PM
Your History · South Fork Iowa River near Blairsburg, IA
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Station Location
42.5436, -93.5894Loading map…
DATA · USGS · NOAA · NWS
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