Weather Underground Forecast for Thursday, June 06, 2013. Tropical Storm Andrea has formed in the Gulf of Mexico and will continue moving northeastward toward northern Florida. Landfall is expected either Thursday afternoon or evening along the northwest coast of Florida just south of the panhandle. Some intensification is possible before landfall, but the National Hurricane Center is not anticipating strengthening into a hurricane at this time. However, substantial rain is expected through northern Florida on Thursday. As the storm moves up the coast Friday, it will continue to produce heavy rain along the eastern seaboard, but will leave the Gulf of Mexico with diminishing precipitation. For more information on Andrea, please see http://www.wunderground.com/tropical/.
For more information on this system, please see http://www.wunderground.com/tropical/.
Elsewhere, a low pressure system will move through the eastern third of the country, bringing active weather mainly east of the Mississippi Valley. This active weather will be in the form of moderate to occasionally heavy rain from Mississippi through the Northeast. Some of this rain may come from strong thunderstorms as well. A couple of inches of rain will be possible from this system when all is said and done.
Meanwhile, a strong high pressure system in the western third of the country will bring an intense heat wave to the Southwest. Afternoon temperatures will rise well above 100 degrees for many inland areas of the Southwest, while coastal areas will also begin to heat up. This heat wave will continue into the weekend, with temperatures reaching 110 or higher for many areas.
The Southeast will rise into the 80s and 90s, while the Northeast will see temperatures in the 60s and 70s. The Southwest will rise into the 90s and 100s, while California and the Great Basin will see similar temperatures.
Temperatures in the Lower 48 states Wednesday have ranged from a morning low of 23 degrees at West Yellowstone, Mont. to a high of 105 degrees at Needles, Calif.