Moderate

* WHAT...For the Heat Advisory, High temperatures up to 102 with widespread Moderate HeatRisk expected. For the Wind Advisory, west winds 15 to 25 mph with gusts to 35 mph. * WHERE...West Side Mountains north of 198. Includes areas along Interstate 5 and San Luis Reservoir. * WHEN...For the Heat Advisory, until 8 PM PDT Tuesday. For the Wind Advisory, from 5 PM Tuesday to 8 AM PDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Hot

* WHAT...Sub-freezing temperatures as low as 25 expected. * WHERE...A portion of central Pennsylvania. * WHEN...Until 8 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Those with agricultural interests should protect sensitive vegetation. Take protective measures now as freezing temperatures could damage or kill tender plants and vegetation.

* WHAT...Temperatures tonight will fall into the upper 20s and lower 30s, resulting in a widespread frost and freeze. * WHERE...Portions of central New York and northeast Pennsylvania. * WHEN...Until 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

At 911 PM EDT, Doppler radar was tracking a strong thunderstorm near Lakewood Park, or near Indrio, moving southeast at 15 mph. HAZARD...Wind gusts up to 50 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Fort Pierce, Vero Beach South, Fort Pierce Inlet, White City, and Indrio. If outdoors, consider seeking shelter inside a building.

* WHAT...Sub-freezing temperatures as low as 27 expected. * WHERE...Bay, Huron, Lapeer, Macomb, Midland, Sanilac, St. Clair, and Tuscola Counties. * WHEN...Until 8 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

* WHAT...Sub-freezing temperatures as low as 30 expected. * WHERE...In Ohio, Ashtabula Inland, Mahoning, and Trumbull Counties. In Pennsylvania, Crawford and Southern Erie Counties. * WHEN...From midnight tonight to 8 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

Strong northwest winds gusting up to around 45 mph will continue over western and parts of central North Dakota until around 10 PM CDT or 9 PM MDT this evening. The winds are producing blowing dust, which will occasionally reduce visibility. In addition, the winds, combined with low humidity values, are causing critical fire weather conditions. Motorists should use extra caution this evening due to the strong winds and occasional visibility reductions. The winds will begin to decrease after sunset.

At 808 PM EDT, Doppler radar was tracking a strong thunderstorm near Fellsmere, moving southeast at 20 mph. HAZARD...Wind gusts up to 50 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Palm Bay, Sebastian, Fellsmere, Sebastian Highlands, and Roseland. If outdoors, consider seeking shelter inside a building.

At 611 PM MDT, Doppler radar was tracking strong virga showers over Teapot Rock, which is 24 miles north of Casper, moving east at 35 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. This storm will remain over mainly rural areas of northeastern Natrona County. This includes Interstate 25 between mile markers 197 and 227. If outdoors, consider seeking shelter inside a building.

At 715 PM CDT, Doppler radar was tracking a strong thunderstorm 13 miles south of McLain, or 14 miles west of Lucedale, moving northwest at 15 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. This storm will remain over mainly rural areas of northwestern George, southeastern Perry and northeastern Stone Counties. If outdoors, consider seeking shelter inside a building.