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Grinnel Lake Weather Warning NWS WEATHER ALERT FOR THE GRINNEL LAKE, TX AREA - SHORTTERM FORECAST Issued: 1146 PM CDT Sat Aug 15 2026 Grinnel Lake Weather Warning

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Grinnel Lake, TX Weather - Hour by Hour Forecast

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Grinnel Lake, TX Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 81°F27°C, dew point 73°F23°C, humidity 76%. Wind direction is SSW at 8 mph13 km/h with visibility of 10 mi16 km. Barometric pressure is 30.1 in1019 mb.
Rest of Tonight - Clear. Lows in the upper 70s. Southwest winds around 5 mph... Full Forecast
Sunday - Mostly sunny. Hot with highs around 102. Southwest winds around 5 mph... Full Forecast

Grinnel Lake Hourly Weather

24 Hour Forecast Scroll
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Grinnel Lake, TX Hourly Weather - Clear - 5:00 AM Grinnel Lake, TX Hourly Weather - Clear - 6:00 AM Grinnel Lake, TX Hourly Weather - Clear - 7:00 AM Grinnel Lake, TX Hourly Weather - Clear - 8:00 AM Grinnel Lake, TX Hourly Weather - Clear - 9:00 AM Grinnel Lake, TX Hourly Weather - Clear - 10:00 AM Grinnel Lake, TX Hourly Weather - Clear - 11:00 AM Grinnel Lake, TX Hourly Weather - Clear - 12:00 PM Grinnel Lake, TX Hourly Weather - Clear - 1:00 PM Grinnel Lake, TX Hourly Weather - Clear - 2:00 PM Grinnel Lake, TX Hourly Weather - Clear - 3:00 PM Grinnel Lake, TX Hourly Weather - Clear - 4:00 PM Grinnel Lake, TX Hourly Weather - Clear - 5:00 PM Grinnel Lake, TX Hourly Weather - Clear - 6:00 PM Grinnel Lake, TX Hourly Weather - Clear - 7:00 PM Grinnel Lake, TX Hourly Weather - Clear - 8:00 PM Grinnel Lake, TX Hourly Weather - Clear - 9:00 PM Grinnel Lake, TX Hourly Weather - Clear - 10:00 PM Grinnel Lake, TX Hourly Weather - Clear - 11:00 PM Grinnel Lake, TX Hourly Weather - Clear - 12:00 AM Grinnel Lake, TX Hourly Weather - Clear - 1:00 AM Grinnel Lake, TX Hourly Weather - Clear - 2:00 AM Grinnel Lake, TX Hourly Weather - Clear - 3:00 AM Grinnel Lake, TX Hourly Weather - Clear - 4:00 AM
Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
80°F27°C 78°F26°C 77°F25°C 81°F27°C 84°F29°C 88°F31°C 91°F33°C 93°F34°C 96°F36°C 97°F36°C 99°F37°C 100°F38°C 99°F37°C 99°F37°C 98°F37°C 94°F34°C 89°F32°C 85°F29°C 84°F29°C 82°F28°C 81°F27°C 80°F27°C 78°F26°C 77°F25°C
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0% 0% 0% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1%
70°F21°C 70°F21°C 70°F21°C 70°F21°C 70°F21°C 70°F21°C 69°F21°C 68°F20°C 67°F19°C 66°F19°C 65°F18°C 64°F18°C 64°F18°C 65°F18°C 65°F18°C 65°F18°C 65°F18°C 65°F18°C 65°F18°C 65°F18°C 65°F18°C 66°F19°C 66°F19°C 67°F19°C
72% 77% 79% 69% 63% 55% 49% 44% 39% 37% 33% 31% 32% 33% 34% 39% 45% 51% 53% 57% 58% 62% 67% 71%
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Hour (CDT)
Weather
Clouds
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Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KJDD model statistics.

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Prob Precip % = Probability of Precipitation.

Grinnel Lake 36 Hour Forecast

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

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