Expected

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...A portion of south central Texas. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Hazardous driving conditions due to low visibility. If driving, slow down, use your low beam headlights, and leave plenty of distance ahead of you.

* WHAT...Visibility one-quarter mile or less in dense fog. * WHERE...Coastal Harris, Inland Harris, Northern Liberty, Southern Liberty, and Waller Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...Visibility one-quarter mile or less in dense fog. * WHERE...Austin, Fort Bend, and Washington Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

...RED FLAG WARNING FOR MOST WESTERN AND MUCH OF SOUTH CENTRAL NORTH DAKOTA TODAY... .Critical fire weather conditions will occur late this morning and into this evening across most of western and much of south central North Dakota. Minimum relative humidity will fall to around 10 to 15 percent in southwest North Dakota, and around 15 to 20 percent across the northwest and far south central. South to southeast winds will be strongest in the southern James River

* WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Northern and Central San Luis Valley. * WHEN...From 1 PM this afternoon to 8 PM MDT this evening. * IMPACTS...Damaging winds could blow down trees and power lines. Power outages are possible. Travel could be difficult, especially for high profile vehicles and blowing dust could produce areas of very low visibility at times. Use caution if you must drive across the San Luis Valley on Wednesday.

Areas of fog have developed across South-Central Texas this morning. A few spots may have dense fog with visibility down to 1/4 mile, but most places are one mile or better. Fog will linger until mid-morning. Leave extra space when driving in fog.

* WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Navajo Nation in Arizona, Little Colorado River Valley, Mogollon Rim, Kaibab Plateau, Marble and Glen Canyons, Grand Canyon Country, Coconino Plateau, and White Mountains. * WHEN...From 8 AM MST /9 AM MDT/ this morning to 8 PM MST /9 PM MDT/ this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could snap resulting in a few power outages. Travel will be

* WHAT...Southwest winds 20 to 30 mph with gusts up to 40 to 50 mph and relative humidity around 10 to 15 percent. * WHERE...Navajo Nation in Arizona and the Little Colorado River Valley. * WHEN...From 10 AM MST /11 AM MDT/ this morning to 8 PM MST /9 PM MDT/ this evening. * IMPACTS...Rapid spread and growth of any new or existing fires. Elevated potential for new fire starts. Do your part: No open flames or sparks, keep vehicles off of dry grass, properly dispose of cigarette butts, and avoid power equipment

* WHAT...Heavy snow. Additional snow accumulations between 1 and 3 inches around 7,000 feet and up to one foot at the highest peaks. Winds gusting as high as 45 mph. * WHERE...Kaiser to Rodgers Ridge, Kings Canyon NP, Sequoia NP, Upper San Joaquin River, and Yosemite NP outside of the valley. * WHEN...Until 5 PM PDT this afternoon. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Wednesday morning and evening commutes. If you must travel, keep an extra flashlight, food, and water in

The combination of dry fuels, gusty southwest to west winds, and low relative humidity of about 20-30% this afternoon into the evening will lead to an increased risk for the rapid spread of wildfires. Most dry grasses, dead leaves, and other tree litter could easily ignite and spread fire quickly. A statewide burn ban issued by the North Carolina Forest Service is currently in place. Open burning of any kind is illegal.