Weather Alert
Mercer Weather Warning NWS WEATHER ALERT FOR THE MERCER, WI AREA - Issued: 328 PM CDT Fri Sep 25 2026 Mercer Weather Warning

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Mercer, WI Weather - Hour by Hour Forecast

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Mercer, WI Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 46°F8°C, dew point 45°F7°C, humidity 99%. Wind direction is N at 0 mph0 km/h with visibility of 7 mi11 km. Barometric pressure is 30.28 in1025 mb.
Rest of Tonight - Mostly clear. Near steady temperature in the upper 40s. Southeast winds around 5 mph... Full Forecast
Saturday - Mostly sunny. Highs in the lower 70s. South winds 5 to 10 mph with gusts up to 20 mph... Full Forecast

Mercer Hourly Weather

24 Hour Forecast Scroll
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Mercer, WI Hourly Weather - Clear - 1:00 AM Mercer, WI Hourly Weather - Clear - 2:00 AM Mercer, WI Hourly Weather - Clear - 3:00 AM Mercer, WI Hourly Weather - Clear - 4:00 AM Mercer, WI Hourly Weather - Clear - 5:00 AM Mercer, WI Hourly Weather - Clear - 6:00 AM Mercer, WI Hourly Weather - Clear - 7:00 AM Mercer, WI Hourly Weather - Clear - 8:00 AM Mercer, WI Hourly Weather - Clear - 9:00 AM Mercer, WI Hourly Weather - Clear - 10:00 AM Mercer, WI Hourly Weather - Clear - 11:00 AM Mercer, WI Hourly Weather - Clear - 12:00 PM Mercer, WI Hourly Weather - Clear - 1:00 PM Mercer, WI Hourly Weather - Clear - 2:00 PM Mercer, WI Hourly Weather - Clear - 3:00 PM Mercer, WI Hourly Weather - Clear - 4:00 PM Mercer, WI Hourly Weather - Clear - 5:00 PM Mercer, WI Hourly Weather - Clear - 6:00 PM Mercer, WI Hourly Weather - Clear - 7:00 PM Mercer, WI Hourly Weather - Clear - 8:00 PM Mercer, WI Hourly Weather - Clear - 9:00 PM Mercer, WI Hourly Weather - Clear - 10:00 PM Mercer, WI Hourly Weather - Clear - 11:00 PM Mercer, WI Hourly Weather - Mostly Cloudy - 12:00 AM
Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Mostly Cloudy
48°F9°C 47°F8°C 46°F8°C 45°F7°C 45°F7°C 46°F8°C 46°F8°C 50°F10°C 55°F13°C 59°F15°C 61°F16°C 64°F18°C 66°F19°C 67°F19°C 68°F20°C 69°F21°C 67°F19°C 65°F18°C 63°F17°C 60°F16°C 56°F13°C 53°F12°C 52°F11°C 50°F10°C
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0% 0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 0% 0% 0% 0% 0% 0% 5% 5% 5% 5% 5%
48°F9°C 47°F8°C 46°F8°C 45°F7°C 45°F7°C 45°F7°C 45°F7°C 46°F8°C 48°F9°C 49°F9°C 48°F9°C 46°F8°C 45°F7°C 44°F7°C 44°F7°C 43°F6°C 43°F6°C 44°F7°C 44°F7°C 45°F7°C 45°F7°C 46°F8°C 46°F8°C 46°F8°C
100% 100% 100% 100% 100% 96% 96% 86% 77% 69% 62% 52% 47% 43% 42% 39% 42% 47% 50% 58% 66% 77% 80% 86%
ESE SE SE SE SE SE SE SE SE SSE SSE SSE SSE SSE SSE SSE SSE SE SE SE SSE SSE SSE SSE
1 mph 1 mph 2 mph 2 mph 2 mph 2 mph 2 mph 2 mph 6 mph 6 mph 6 mph 9 mph 9 mph 9 mph 8 mph 8 mph 8 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 2 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 6 mi10 km 6 mi10 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
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POP
Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KD25 model statistics.

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Prob Precip % = Probability of Precipitation.

Mercer 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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