Regional weather: Tuesday, June 13 - Southeast U.S. / Eastern Gulf: Tropical Storm Alberto - which formed during the weekend in the Gulf of Mexico - moved onshore during the midday hours today in the FL Big Bend region. Alberto will merge with a stationary front over the Southeast as it continues to move to the northeast. Heavy rains are falling ahead of Alberto's track, and bands of showers and storms are occurring near to and south of the storm. This pattern will continue as Alberto moves through the Carolinas Tuesday night and Wednesday. The bulk of the rainfall will occur in FL and central and eastern sections of GA and the Carolinas. Highs will be in the 70's and 80's. Lows in the 60's and 70's.

Trajectory weather: Variably to mostly cloudy today. 50-70% chance of showers or storms. High in the mid-80's. Rain tonight and Wednesday, low in the low 70's. Chance of rain 100% tonight, 80% early Wednesday, 50% Wednesday afternoon / evening. High Wednesday mid 80's.

Trajectory confidence: High

OUTLOOK: *** Serious Threat ***

Tuesday and Wednesday: Favorable conditions for survivable transport and effective deposition for Tuesday's event. Airborne spores that are not washed out over FL may be deposited farther north. Strongly Moderate Risk for southern FL. HIGH Risk for central and northeast FL. Moderate Risk for southeast GA and SC. Wednesday ... transport events move ENE and out to sea. Conditions near the sources remain mostly favorable. Strongly Moderate Risk for southern FL on Wednesday. Low Risk otherwise.