Crystal Lake, FL Weather Forecast

Local 7-day forecast

74°

Partly Cloudy

Track current conditions, temperature changes, wind, and the full daily outlook for Crystal Lake, FL in one place.

Thursday, September 17, 2026

Wind: 9 mph NE

Overnight

Partly cloudy, with a low around 74. Northeast wind around 9 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Crystal Lake, FL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 17, 2026 2:22 AM EDT.

The active forecast window currently covers Sep 17 to Sep 23, 2026 for Crystal Lake, FL.

Page Snapshot

Page focus: city weather
Forecast window: Sep 17 to Sep 23, 2026
Latest sync: Sep 17, 2026 2:22 AM EDT
Forecast office: TBW
Source: NOAA / NWS

Next High

88°F

Thursday

Next Low

74°F

Overnight

Rain Outlook

Periods mentioning precipitation

Windiest

9 to 16 mph

Thursday

Daily Outlook

Today

Sep 17

Mostly Sunny

88 °F

/ 74°F

Wind 9 to 16 mph

Fri

Sep 18

Sunny then Scattered Showers And Thunderstorms

90 °F

/ 72°F

Wind 7 to 12 mph

Sat

Sep 19

Mostly Sunny then Chance Showers And Thunderstorms

90 °F

/ 72°F

Wind 3 to 8 mph

Sun

Sep 20

Mostly Sunny then Showers And Thunderstorms

89 °F

/ 72°F

Wind 2 to 6 mph

Mon

Sep 21

Isolated Showers And Thunderstorms

90 °F

/ 72°F

Wind 2 to 6 mph

Tue

Sep 22

Isolated Showers And Thunderstorms

90 °F

/ 73°F

Wind 2 to 6 mph

Wed

Sep 23

Isolated Showers And Thunderstorms

90 °F

Wind 2 to 6 mph

This Week in Crystal Lake

Friday looks like the warmest upcoming period in Crystal Lake at 90 degrees F.

Thursday Night is the coolest period ahead with temperatures near 72 degrees F.

The strongest winds are forecast for Thursday at about 9 to 16 mph NE.

Precipitation is mentioned in 11 upcoming forecast periods.

Forecast Details

Last updated: Sep 17, 2026 2:22 AM EDT
Coverage: 7 days
Time zone: America/New_York
Forecast office: TBW
Radar station: KTBW

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Thursday

Sep 17

88°F

Mostly Sunny

9 to 16 mph NE

Mostly sunny, with a high near 88. Northeast wind 9 to 16 mph, with gusts as high as 24 mph.

Thursday Night

Sep 17

72°F

Mostly Clear

6 to 15 mph NE

Mostly clear, with a low around 72. Northeast wind 6 to 15 mph, with gusts as high as 24 mph.

Friday

Sep 18

90°F

Sunny then Scattered Showers And Thunderstorms

7 to 12 mph NE

Scattered showers and thunderstorms after 2pm. Sunny, with a high near 90. Northeast wind 7 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

Friday Night

Sep 18

72°F

Scattered Showers And Thunderstorms then Partly Cloudy

2 to 9 mph ENE

Scattered showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. East northeast wind 2 to 9 mph. Chance of precipitation is 30%.

Saturday

Sep 19

90°F

Mostly Sunny then Chance Showers And Thunderstorms

3 to 8 mph ENE

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. East northeast wind 3 to 8 mph. Chance of precipitation is 60%.

Saturday Night

Sep 19

72°F

Chance Showers And Thunderstorms then Isolated Showers And Thunderstorms

2 to 7 mph E

A chance of showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. East wind 2 to 7 mph. Chance of precipitation is 60%.

Sunday

Sep 20

89°F

Mostly Sunny then Showers And Thunderstorms

2 to 6 mph E

Showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. East wind 2 to 6 mph. Chance of precipitation is 80%.

Sunday Night

Sep 20

72°F

Showers And Thunderstorms then Isolated Showers And Thunderstorms

2 to 6 mph ESE

Showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. East southeast wind 2 to 6 mph. Chance of precipitation is 80%.

Monday

Sep 21

90°F

Isolated Showers And Thunderstorms

2 to 6 mph SSE

Isolated showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 80%.

Monday Night

Sep 21

72°F

Showers And Thunderstorms then Isolated Showers And Thunderstorms

5 mph ESE

Showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 72. Chance of precipitation is 80%.

Tuesday

Sep 22

90°F

Isolated Showers And Thunderstorms

2 to 6 mph SE

Isolated showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 80%.

Tuesday Night

Sep 22

73°F

Showers And Thunderstorms then Isolated Showers And Thunderstorms

5 mph E

Showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 80%.

Wednesday

Sep 23

90°F

Isolated Showers And Thunderstorms

2 to 6 mph ENE

Isolated showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 90.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Overnight Sep 17	Partly Cloudy	74°F	9 mph NE	Partly cloudy, with a low around 74. Northeast wind around 9 mph.
Thursday Sep 17	Mostly Sunny	88°F	9 to 16 mph NE	Mostly sunny, with a high near 88. Northeast wind 9 to 16 mph, with gusts as high as 24 mph.
Thursday Night Sep 17	Mostly Clear	72°F	6 to 15 mph NE	Mostly clear, with a low around 72. Northeast wind 6 to 15 mph, with gusts as high as 24 mph.
Friday Sep 18	Sunny then Scattered Showers And Thunderstorms	90°F	7 to 12 mph NE	Scattered showers and thunderstorms after 2pm. Sunny, with a high near 90. Northeast wind 7 to 12 mph, with gusts as hig...
Friday Night Sep 18	Scattered Showers And Thunderstorms then Partly Cloudy	72°F	2 to 9 mph ENE	Scattered showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. East northeast wind 2 to 9 mph. Cha...
Saturday Sep 19	Mostly Sunny then Chance Showers And Thunderstorms	90°F	3 to 8 mph ENE	A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. East northeast wind 3 to 8 mph. Chan...
Saturday Night Sep 19	Chance Showers And Thunderstorms then Isolated Showers And Thunderstorms	72°F	2 to 7 mph E	A chance of showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cl...
Sunday Sep 20	Mostly Sunny then Showers And Thunderstorms	89°F	2 to 6 mph E	Showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. East wind 2 to 6 mph. Chance of precipitation is...
Sunday Night Sep 20	Showers And Thunderstorms then Isolated Showers And Thunderstorms	72°F	2 to 6 mph ESE	Showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a...
Monday Sep 21	Isolated Showers And Thunderstorms	90°F	2 to 6 mph SSE	Isolated showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 9...
Monday Night Sep 21	Showers And Thunderstorms then Isolated Showers And Thunderstorms	72°F	5 mph ESE	Showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Partly cloudy, with a...
Tuesday Sep 22	Isolated Showers And Thunderstorms	90°F	2 to 6 mph SE	Isolated showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 9...
Tuesday Night Sep 22	Showers And Thunderstorms then Isolated Showers And Thunderstorms	73°F	5 mph E	Showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a...
Wednesday Sep 23	Isolated Showers And Thunderstorms	90°F	2 to 6 mph ENE	Isolated showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 9...

Nearby Forecasts

Explore weather pages for nearby cities and major places around Crystal Lake.

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Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.