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Herndon Middle School Weather Forecast
| OVERNIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY |
 |  | | |  |  |  |  | | | | |
| Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Partly Sunny | Chance of Showers | Showers | Showers | Partly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 61°FLo: 16°C | Hi: 71°FHi: 22°C | Lo: 60°FLo: 16°C | Hi: 75°FHi: 24°C |
| POP: 50% | POP: 90% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 225 AM EDT Thu Oct 08 2026 
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Issued: 141 AM EDT Thu Oct 8 2026
Key Messages
- 1) Quiescent weather expected through the end of the week.
- 2) Remnants of Tropical Storm Isaias arrive late this weekend.
Discussion
... KEY MESSAGE 1...Quiescent weather expected through the end of the week.
A dry cold front will move through this morning. Cannot rule out a rogue shower in the Alleghenies, but the frontal passage is expected to largely be moisture starved. Winds will shift to the W and NW at 10 to 15 mph with gusts of 20 to 25 mph, perhaps occasional/peak gusts near 30...