RADAR and Satellite Imagery

Strong to Severe Thunderstorms from the Southern Plains to the Ohio Valley; Heavy Rain and Flooding in the Southern Plains

Severe thunderstorms are expected from central Texas to middle Tennessee and Kentucky this afternoon into tonight. Large hail and damaging winds are the main threats. Heavy to excessive rainfall may produce areas of flooding today and tonight from central Texas into the lower Mississippi Valley.

RADAR

Satellite

Latest RADAR imagery (KMAX--Mt Ashland)

KBHX--Eureka, CA

KBBX -- Beale AFB, CA

KRTX--Portland, OR

Click to enlarge national RADAR image

Slower loading but features more detail and capabilities.

Helpful hints when viewing this "lite" RADAR imagery

Time is it UTC. Subtract 7 hours to get PDT and 8 hours to get PST

Ground Clutter:

Image is what it can look like when there is no precipitation but significant ground clutter. The grey and green areas won't move much.

Actual Precipitation:

Image below shows precipitation in the area. Green areas change/move like you'd expect with areas of rain/snow.

	Good for viewing smoke, general cloud cover, snowpack Can use daytime or nighttime
	Good indicator for height of clouds Colder/higher cloud tops are blue Can use daytime or nighttime Lightning "flashes" indicate include in-cloud, cloud to cloud, or cloud to ground flashes.
	Good indicator for wildfire location and movement Brighter reds indicate hotter fires
	Helps determine if clouds include ice or not Clouds transitioning from white shades to green and yellow shades indicate stronger showers
	Used for tracking winds and moisture in the middle troposphere, as low as around 18,000 feet, or 500mb. Surface features are usually not apparent in this band.