Weather WorldWaterloo High School, WI Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Waterloo High School Weather Forecast
| REST OF TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  | | | | | | | | | |  |
| Sunny | Clear | Sunny | Mostly Clear | Sunny | Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy |
| Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1030 AM CDT Sun Oct 18 2026 
Waterloo High School Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Waterloo High School Weather Map
Waterloo High School Quick Facts
Waterloo High School Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 628 AM CDT Sun Oct 18 2026
Key Messages
- Southwest gales are forecast today into tonight over the northern half of Lake Michigan and Gale Warnings are in effect. A Small Craft Advisory is in effect north of Port Washington into tonight, and for the rest of the southern Wisconsin nearshore waters after sunrise through this evening.
- Dry with a gradual warming trend through next weekend.
Aviation
... Issued 630 AM CDT Sun Oct 18 2026
Quiet conditions to start this morning and while southwest winds will become breezy today, VFR co...