The National Weather Service promises not to tell a lie: This President's Day holiday promises to continue southwestern Connecticut's stretch of pleasant weather.

The high temperature today will rise to the relatively balmy mid-40s, with a north wind around 13 mph.

Tonight will be clear, with a low temperature around 26 degrees and a north wind between 4 and 7 mph.

Tomorrow, however, is likely to see a change for the worse, with a chance of showers, mainly after 5 p.m. Skies will grow cloudy through the day, and the temperature is expected to rise to a high in the mid-40s. Showers are likely tomorrow night, the NWS says, as the temperature falls to a low in the upper-30s.

On Wednesday, skies will be partly sunny, with a high temperature in the mid-50s. By nighttime, there a chance of rain with a low temperature about 40 degrees.

The outlook for Thursday, according to the weather service, is for partly sunny conditions with a temperature again in the mid-50s.