The first signs of a break in the week-long heat wave enveloping southwestern Connecticut could come today -- and may be hard to ignore.
In a "hazardous weather outlook" issued for today, the National Weather Service warns there is a 40 percent chance of storms this afternoon after 1 p.m., with downpours, lightning and gusty winds possible. The daytime temperature is expected to rise to a high of about 90 degrees.
There is a heat advisory in effect today from 11 a.m. to 8 p.m., and an air-quality alert -- unhealthy ozone levels possible -- remains in effect indefinitely.
Tonight, odds of showers and thunderstorms increase to 60 percent, the NWS says, mainly before 9 p.m. Some of the storms could produce gusty winds, heavy rain and frequent lightning, the weather service warns, Temperature will dip to a low of about 70 degrees.
Tomorrow, there is a 20 percent chance of showers and thunderstorms, but skies otherwise will be mostly sunny while the high temperature falls back a bit to the upper-80s.
There remains a 20 percent chance of showers and thunderstorms before midnight tomorrow night, as the temperature registers a low of about 70 degrees.
On Monday, there is a 20 percent chance of showers and thunderstorms after 1 p.m., the NWS says. Otherwise, skies will be mostly sunny, with a high temperature in the low-80s. At nighttime, there is a 40 percent chance of precipitation as the temperature dips to a low of about 70 degrees.
There is a 50 percent chance of precipitation Tuesday, which is expected to be mostly cloudy, with a high temperature in the low-80s. Skies on Tuesday night will be mostly cloudy, with a low temperature in the upper-60s.
The outlook for Wednesday, according to the weather service, is partly sunny and temperatures in the 80s.