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Madison, SD · Lake County
Right Now
Mostly Cloudy
Water
73°
Wind
13 mph
WNW
Gusts
23 mph
Pressure
29.76
falling
Forecast - Tue, Jun 16
High / Low
73° / 49°
Wind
9 mph
gusts 29 mph
Precip
27%
UV
4
Sunrise
10:45 AM
Sunset
2:13 AM
Today Read
Herman SloughWind read
Calm
9 mph avg
Water read
73°
Warm-water bite
Air range
49° / 73°
today
Precip
27%
low concern
Today's forecast for Herman Slough has calm wind, 49F to 73F air temperatures, 27% chance of precipitation, and 73F water.
Turn Herman Slough's live water temp, forecast, solunar timing, and fish data into a plan for today — what to throw, when to go, and when to move.
Fishing Forecast
NEW
Major
7:47 PM - 10:17 PM
Minor
11:34 AM - 1:04 PM
Detailed temperature readings across your lake.
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Water Temperature History
Current
82°
Jun 21
Low
32°
Feb 13
Average
59°
Last 12 Months
Warmest avg: June (81°F)
Coolest avg: January (40°F)
Rapid warming: April → May (+19°F)
Sharpest cooling: August → September (-14°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
5am - 4am
Peak Wind
13 mph
5am
Peak Gust
29 mph
highest gust
Pressure
29.82 inHg
rising
Visibility
15 mi
1% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Pressure stability helps plan windows
Tap chart points for pressure details
Nearby Lakes
Fishing Forecast
3/5NEW
Water at 73°F -- warm-water species active.
Nearby Lakes
FAQ
Herman Slough covers 1286.00 acres (2.01 square miles)
Herman Slough is located in Madison, Lake County, SD. It is accessible to the public for outdoor activities.