Weather Alert
Lake Tappan Weather Warning NWS WEATHER ALERT FOR THE LAKE TAPPAN, NJ AREA - Issued: 334 AM EDT Thu Aug 6 2026 Lake Tappan Weather Warning

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Lake Tappan, NJ Weather - Hour by Hour Forecast

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Lake Tappan, NJ Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Mist. Temperature is 77°F25°C, dew point 76°F24°C, humidity 96%. Wind direction is SW at 7 mph11 km/h with visibility of 3 mi5 km. Barometric pressure is 30.08 in1019 mb.
Today - Mostly sunny. Highs around 90. Southwest winds 5 to 10 mph. Heat index values up to 105... Full Forecast
Tonight - Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Humid .. Full Forecast

Lake Tappan Hourly Weather

24 Hour Forecast Scroll
Thu, Aug 06
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Lake Tappan, NJ Hourly Weather - Cloudy - 4:00 AM Lake Tappan, NJ Hourly Weather - Cloudy - 5:00 AM Lake Tappan, NJ Hourly Weather - Cloudy - 6:00 AM Lake Tappan, NJ Hourly Weather - Cloudy - 7:00 AM Lake Tappan, NJ Hourly Weather - Cloudy - 8:00 AM Lake Tappan, NJ Hourly Weather - Cloudy - 9:00 AM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 10:00 AM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 11:00 AM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 12:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 1:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 2:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 3:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 4:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 5:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 6:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 7:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 8:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 9:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 10:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 11:00 PM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 12:00 AM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 1:00 AM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 2:00 AM Lake Tappan, NJ Hourly Weather - Mostly Cloudy - 3:00 AM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
75°F24°C 75°F24°C 76°F24°C 77°F25°C 78°F26°C 80°F27°C 83°F28°C 85°F29°C 86°F30°C 88°F31°C 89°F32°C 89°F32°C 90°F32°C 90°F32°C 88°F31°C 87°F31°C 85°F29°C 84°F29°C 82°F28°C 81°F27°C 80°F27°C 80°F27°C 79°F26°C 78°F26°C
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20% 20% 20% 20% 20% 13% 13% 13% 13% 13% 13% 14% 14% 14% 14% 14% 14% 28% 28% 28% 28% 28% 28% 8%
75°F24°C 75°F24°C 75°F24°C 76°F24°C 76°F24°C 76°F24°C 75°F24°C 75°F24°C 75°F24°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 73°F23°C 73°F23°C 73°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C
100% 100% 97% 97% 94% 88% 77% 72% 70% 63% 61% 61% 60% 60% 63% 63% 67% 70% 77% 79% 82% 82% 85% 88%
S S S SSE SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
2 mph 2 mph 2 mph 4 mph 4 mph 4 mph 8 mph 8 mph 8 mph 9 mph 9 mph 9 mph 9 mph 9 mph 9 mph 6 mph 6 mph 6 mph 4 mph 4 mph 4 mph 3 mph 3 mph 3 mph
6 mi10 km 6 mi10 km 6 mi10 km 6 mi10 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 10 mi16 km 10 mi16 km 10 mi16 km
Hour (EDT)
Weather
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POP = Probability of Precipitation. ** Indicates missing data/values from KTEB model statistics.

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Prob Precip % = Probability of Precipitation.

Lake Tappan 36 Hour Forecast

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

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