Midwest
A cold front will affect the eastern Great Lakes through the Ohio Valley; severe thunderstorms are possible across Kentucky and Ohio. Temperatures will range from the 60s in northern Minnesota to the 90s in southern portions of Kansas, Missouri and Kentucky.
Northeast
A cold front will approach the western counties of the Northeast later today causing showers and thunderstorms from western New York to West Virginia and western Virginia. Temperatures will range from the 60s to the 70s in New England and 80s in the Mid-Atlantic States.
South
The cold front affecting the Midwest will move southward into Oklahoma, Arkansas, Texas Red river Valley and Tennessee Valley later today. Temperatures range from mid 90s to just over 100 across a large part of the South from South Carolina, Georgia and northern Florida to eastern and southern Texas.
West
The west will be dry except for parts of Colorado, New Mexico and Arizona. The lower elevations of Montana, Idaho and Utah are forecast to reach the high 90s. An Excessive Heat warning continues to be in effect for the Santa Clara Valley until late Sunday evening, with temperatures ranging from the mid 90s to 105 degrees.
No activity. (FEMA HQ)
Atlantic
Disorganized showers and thunderstorms continue in association with a tropical wave located over the far northwestern Caribbean Sea. While no development of this system is expected tonight as it moves across the Yucatan Peninsula, some slow development is possible after it moves into the southern Gulf of Mexico today. There is a low chance (less than 30 percent) of this system becoming a tropical cyclone during the next 48 hours. Locally heavy rains and gusty winds will continue to affect portions of the Yucatan Peninsula and western Cuba.
Eastern Pacific
Tropical cyclone formation is not expected during the next 48 hours.
Western Pacific
No significant activity affecting U.S. interest or territories. (NOAA, HPC, National Hurricane Center, Central Pacific Hurricane Center and the Joint Typhoon Warning Center)
No new activity (FEMA HQ)
No new activity (FEMA HQ)
National Preparedness Level: 1
National Fire Activity as of Saturday, June 27, 2009:
Predictive Services Discussion:
Scattered showers and a few thundershowers are expected for the Alaska interior today. High pressure is forecast for the west causing warming and dry conditions. Portions of the mid California coast to the northern Sacramento valley will see windy conditions. Thunderstorms are expected in the four corner region. (National Interagency Fire Center, National Incident Information Center, NOAA/NWS Storm Prediction Center)
No activity. (FEMA HQ)
Last Modified: Monday, 29-Jun-2009 08:00:05 EDT