Waterloo, SL Weather Conditions | Weather Underground

Tonight

Sat 10/17

Low 75°f

34% Precip. / 0 in

Cloudy with a few showers. Low around 75F. Winds light and variable. Chance of rain 30%.

Tomorrow

Sun 10/18

High 88°f

84% Precip. / 0.15 in

Rain showers in the morning with numerous thunderstorms developing in the afternoon. High 88F. Winds S at 5 to 10 mph. Chance of rain 80%.

Tomorrow night

Sun 10/18

Low 75°f

35% Precip. / 0.02 in

Rain showers in the evening, then fog developing overnight. Low near 75F. Winds light and variable. Chance of rain 40%.

Hourly Forecast

Now

76°

3AM

7%

76°

4AM

22%

76°

5AM

34%

76°

6AM

20%

76°

6:39AM

Sunrise

7AM

76°

8AM

49%

78°

9AM

52%

80°

10AM

83°

11AM

84°

12PM

45%

86°

1PM

50%

87°

2PM

73%

87°

3PM

85%

86°

4PM

53%

85°

5PM

35%

84°

6PM

30%

82°

6:34PM

Sunset

7PM

30%

81°

8PM

79°

9PM

36%

79°

10PM

78°

11PM

78°

12AM

78°

1AM

77°

2AM

77°

Precipitation

85%

Rain possible around 5:00 AM

Additional Conditions

Pressure 29.87 in
Visibility 4 miles
Clouds Cloudy
Dew Point75°F
Humidity 97%
Rainfall 0.01 in
Snow Depth 0 in

GFHA Station History

Almanac for October 18, 2026

Forecast Average Record
Temperature
High 87°F 86°F -°F
Low 75°F 74°F -°F
Rain/Snow Depth
Precipitation 0.17 in 0.3 in -
Snow 0 in - in -

Almanac for October 19, 2026

Forecast Average Record
Temperature
High 87°F 86°F -°F
Low 75°F 74°F -°F

Astronomy

Sun Rise Set
Actual Time 6:39 AM 6:35 PM
Civil Twilight 6:18 AM 6:56 PM
Nautical Twilight 5:54 AM 7:20PM
Astronomical Twilight 5:29 AM 7:45 PM

Length of Visible Light 12h 37m
Length of Day 11h 55m
Tomorrow will be 25 seconds shorter

Moon 1:04 PM 12:06 AM
First Quarter48% of the Moon is Illuminated

Oct 18

Waxing Half First Qtr

Oct 26

Full Moon

Nov 1

Waning Half Last Qtr

Nov 9

New Moon

Nearby Weather Stations

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