WATERLOO, IA 50701 Weather Forecast & Current Conditions

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WATERLOO, IA
Current Weather

7:54 AM CDT MAY 17, 2026
Overcast
63°F
Feels Like: 62°F
Dewpoint: 61°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: ESE at 9 mph
Pressure: 29.73 inches
Last 72 hours

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WATERLOO, IA 50701
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy. Showers with a chance of thunderstorms this morning. Breezy with highs in the lower 80s. Southeast winds 15 to 25 mph. Chance of rain 90 percent.
TONIGHT
Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Breezy with lows in the lower 60s. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70 percent.
MONDAY
Mostly cloudy with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Humid with highs in the lower 80s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.
MONDAY NIGHT
Showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 50s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.
TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. Cooler. Less humid with highs in the mid 60s. West winds around 20 mph with gusts up to 30 mph.
TUESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 40s.
WEDNESDAY
Mostly sunny. Highs in the lower 60s.
WEDNESDAY NIGHT
Partly cloudy. Lows in the lower 40s.
THURSDAY
Mostly sunny. Highs in the mid 60s.
THURSDAY NIGHT
Mostly cloudy. Lows in the mid 40s.
FRIDAY
Partly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent.
FRIDAY NIGHT
A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows around 50. Chance of rain 20 percent.
SATURDAY
Mostly sunny. Highs in the upper 70s.

Visible Weather Satellite
WATERLOO, IA 50701
Infrared Weather Satellite
WATERLOO, IA 50701
NEXRAD Weather Radar
WATERLOO, IA 50701

WATERLOO, IA 3 hourly weather forecast

weather forecast created  7:00 PM CDT  5/16/2026
Sunday
17 MAY 2026
WATERLOO, IA 50701 weather forecast Day 1, 0 hours 1 AM 64° 64° Mostly Cloudy 70%
RAIN
***
0% Thunder
( 30% severe)
E   9 73% 55°
Low 61° WATERLOO, IA 50701 weather forecast Day 1, 3 hours 4 AM 62° 61° Mostly Cloudy SE   10 87% 58°
High 84° WATERLOO, IA 50701 weather forecast Day 1, 6 hours 7 AM 62° 60° Mostly Cloudy 73%
RAIN
***
0% Thunder
( 26% severe)
SE   13 97% 61°

Mostly Cloudy

Rain Likely


Breezy
WATERLOO, IA 50701 weather forecast Day 1, 9 hours 10 AM 69° 69° Mostly Cloudy SE   16 78% 62°
WATERLOO, IA 50701 weather forecast Day 1, 12 hours 1 PM 78° 80° Mostly Cloudy 14%
RAIN
.01–.1 in
0% Thunder
( 24% severe)
SSE   21 64% 65°
WATERLOO, IA 50701 weather forecast Day 1, 15 hours 4 PM 82° 84° Mostly Cloudy SSE   23 56% 65°
WATERLOO, IA 50701 weather forecast Day 1, 18 hours 7 PM 81° 82° Mostly Cloudy 17%
RAIN
.1–.25 in
0% Thunder
( 34% severe)
S   22 54% 63°
WATERLOO, IA 50701 weather forecast Day 1, 21 hours 10 PM 75° 75° Partly Cloudy S   20 66% 63°
Monday
18 MAY 2026
WATERLOO, IA 50701 weather forecast Day 2, 0 hours 1 AM 71° 71° Mostly Cloudy 67%
RAIN
***
0% Thunder
( 37% severe)
S   18 73% 62°
Low 63° WATERLOO, IA 50701 weather forecast Day 2, 3 hours 4 AM 67° 67° Mostly Cloudy S   16 87% 63°
High 82° WATERLOO, IA 50701 weather forecast Day 2, 6 hours 7 AM 66° 66° Mostly Cloudy 39%
RAIN
***
0% Thunder
( 18% severe)
SSW   15 90% 63°

Mostly Cloudy

Chance of Rain

WATERLOO, IA 50701 weather forecast Day 2, 9 hours 10 AM 71° 71° Mostly Cloudy S   16 76% 63°
WATERLOO, IA 50701 weather forecast Day 2, 12 hours 1 PM 77° 79° Mostly Cloudy 49%
RAIN
.5–1 in
0% Thunder
( 35% severe)
SSW   16 67% 65°
WATERLOO, IA 50701 weather forecast Day 2, 15 hours 4 PM 80° 82° Mostly Cloudy SSW   16 62% 66°
WATERLOO, IA 50701 weather forecast Day 2, 18 hours 7 PM 77° 79° Mostly Cloudy 91%
RAIN
***
0% Thunder
( 45% severe)
S   17 67% 65°
WATERLOO, IA 50701 weather forecast Day 2, 21 hours 10 PM 70° 70° Mostly Cloudy S   18 78% 63°

WATERLOO, IA extended weather forecast

Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Thursday
21 MAY 2026
Friday
22 MAY 2026
Saturday
23 MAY 2026
Low 59° Low 42° Low 46° Low 50° Low 51°
High 62° High 67° High 68° High 71° High 71°
WATERLOO, IA 50701 weather forecast Day 3 WATERLOO, IA 50701 weather forecast Day 4 WATERLOO, IA 50701 weather forecast Day 5 WATERLOO, IA 50701 weather forecast Day 6 WATERLOO, IA 50701 weather forecast Day 7
Overcast
85% Rain
Partly Cloudy
9% Rain
Overcast
33% Rain
Overcast
72% Rain
Overcast
42% Rain
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