Expected

* WHAT...Visibility between one-quarter and one mile in blowing dust. * WHERE...San Luis Valley. * WHEN...Until 7 PM MDT this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility.<br /> Persons with respiratory problems should make preparations to stay<br /> indoors until the storm passes. Be ready for a sudden drop in<br /> visibility to near zero. If you encounter blowing dust or blowing<br /> sand on the roadway or see it approaching, pull off the road as far<br />

* WHAT...Heat index values up to 100 expected. * WHERE...Portions of northeast New Jersey and southeast New York. * WHEN...From noon to 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat<br /> illnesses. * ADDITIONAL DETAILS...The advisory may need to be extended into<br /> Friday, however, there is some uncertainty due to the potential<br /> for a cooler easterly flow.<br /> A Heat Advisory is issued when the combination of heat and humidity<br /> is expected to make it feel like it is 95 to 99 degrees for two or<br />

* WHAT...Heat index values up to 100 expected. * WHERE...In Connecticut, Northern Fairfield, Northern Middlesex,<br /> Northern New Haven, Southern Fairfield, and Southern New Haven<br /> Counties. In New York, Northern Nassau, Northwest Suffolk,<br /> Southern Nassau, and Southwest Suffolk Counties. * WHEN...From noon to 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat<br /> illnesses. * ADDITIONAL DETAILS...The advisory may need to be extended into<br /> Friday, however, there is some uncertainty due to the potential<br />

* WHAT...Heat index values up to 100 expected. * WHERE...Bronx, Kings (Brooklyn), New York (Manhattan), Northern<br /> Queens, Richmond (Staten Island), and Southern Queens Counties. * WHEN...From noon to 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat<br /> illnesses. * ADDITIONAL DETAILS...The advisory may need to be extended into<br /> Friday, however, there is some uncertainty due to the potential<br /> for a cooler easterly flow.<br /> New York City residents should call 3 1 1 to identify cooling center<br />

* AFFECTED AREA:<br /> In Central WY...Fire Weather Zone 280. * COUNTIES AFFECTED:<br /> In Central WY...Natrona. * IMPACTS: Low Humidities and Strong Gusty Winds could cause<br /> erratic fire behavior. * WIND: West 30 to 40 mph with gusts up to 50 to 60 mph. * HUMIDITY: As low as 11 percent. * ADDITIONAL INFORMATION: Conditions are expected to improve around<br /> sunset Tuesday evening as humidity improves with fair overnight<br /> humidity recovery and wind decreases. Critical fire weather<br />

At 243 PM EDT, Doppler radar was tracking strong thunderstorms along<br /> a line extending from near Tuppers Plains to near Sandyville to 9<br /> miles southwest of Spencer. Movement was northeast at 25 mph. HAZARD...Wind gusts of 30 to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around<br /> unsecured objects. Locations impacted include...<br /> Parkersburg, Belpre, Spencer, Elizabeth, Coolville, Sandyville,<br /> Mineralwells, Tuppers Plains, and Little Hocking. This includes the following highways...<br />

* WHAT...Temperatures up to 100 to 105 expected, with widespread<br /> Moderate HeatRisk and areas of Major HeatRisk on Friday and<br /> Saturday. * WHERE...The northern and central Sacramento Valley and adjacent<br /> foothills. * WHEN...From 11 AM Thursday to 11 PM PDT Saturday. * IMPACTS...Hot temperatures may cause heat illnesses, especially in<br /> those more sensitive to heat. * ADDITIONAL DETAILS...Hot daytime temperatures will occur in other<br /> Valley locations as well, though Delta influence will better<br />

* WHAT...Heat index values up to 100 expected. * WHERE...Lenawee, Macomb, Monroe, Oakland, Washtenaw, and Wayne<br /> Counties. * WHEN...From noon to 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat<br /> illnesses.<br /> Drink plenty of fluids, stay in an air-conditioned room, stay out of<br /> the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car<br /> interiors will reach lethal temperatures in a matter of minutes.

* WHAT...High temperatures up to 105 expected. * WHERE...A portion of central California. * WHEN...From 11 AM Thursday to 11 PM PDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat<br /> illnesses. * ADDITIONAL DETAILS...-Moderate Heat Risk<br /> Drink plenty of fluids, stay in an air-conditioned room, stay out of<br /> the sun, and check up on relatives and neighbors.

* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph. * WHERE...Black Mesa, Chuska Mountains, and Defiance Plateau, Little<br /> Colorado River Valley, Painted Desert, Chinle Valley, and Western<br /> Mogollon Rim. * WHEN...Until 8 PM MST /9 PM MDT/ this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree<br /> limbs could snap resulting in a few power outages. Travel will be<br /> difficult, especially for high profile vehicles.<br /> Winds this strong can make driving difficult, especially for high<br />