St. Catherine School, WA Weather Forecast
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St. Catherine School Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of Rain | Chance of Rain | Chance of T-Storm | Chance of Rain | Chance of Rain | Chance of Rain | Mostly Sunny | Chance of Rain | Chance of Rain |
| Lo: 57°FLo: 14°C | Hi: 73°FHi: 23°C | Lo: 60°FLo: 16°C | Hi: 66°FHi: 19°C | Lo: 53°FLo: 12°C | Hi: 67°FHi: 19°C | Lo: 53°FLo: 12°C | Hi: 66°FHi: 19°C | Lo: 53°FLo: 12°C | Hi: 70°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 236 PM PDT Mon Aug 31 2026 

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Issued: 828 PM PDT Mon Aug 31 2026
Aviation
... Southwesterly flow aloft continues with upper level troughing offshore. VFR conditions prevail this evening into tonight with high clouds streaming overhead. Marine stratus will redevelop along the coast tonight and slowly creep inland Tuesday morning. The areas with the best chances of seeing low ceilings will be OLM, HQM, and CLM with a 40-50% chance. However, there will be a 20-25% chance of seeing them farther inland across the Seattle metro. VFR conditions continue afterwards th...
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