Weather Alert in Missouri
Flood Warning issued March 7 at 7:30PM CST until March 11 at 9:21AM CDT by NWS St Louis MO
AREAS AFFECTED: Jefferson, MO
DESCRIPTION: ...The Flood Warning is extended for the following rivers in Missouri... Meramec River at Pacific. Meramec River at Valley Park. Meramec River near Eureka. Big River at Byrnesville. Meramec River near Steelville. ...The Flood Warning continues for the following rivers in Missouri... Meramec River near Sullivan. Meramec River at Fenton. River forecasts are based on observed precipitation and forecast precipitation for the next 48 hours. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Big River at Byrnesville. * WHEN...Until Wednesday morning. * IMPACTS...At 20.5 feet, Burgan Grove Road begins flooding near Cottage Grove Road, cutting off access to Cottage Grove Road. Highway W near Hoene Spring is closed as water crosses the pavement. * ADDITIONAL DETAILS... - At 6:45 PM CST Saturday the stage was 20.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:45 PM CST Saturday was 22.2 feet. - Forecast...The river is expected to rise to a crest of 20.2 feet early Monday afternoon. It will then fall below flood stage late Tuesday morning. - Flood stage is 16.0 feet.
INSTRUCTION: Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Be especially cautious at night when it is harder to recognize the dangers of flooding. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
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Weather Topic: What are Fractus Clouds?
Home - Education - Cloud Types - Fractus Clouds
Next Topic: Freezing Rain
A fractus cloud (scud) is a fragmented, tattered cloud which has
likely been sheared off of another cloud. They are accessory clouds, meaning they
develop from parent clouds, and are named in a way which describes the original
cloud which contained them.
Fractus clouds which have originated from cumulus clouds are referred to as
cumulus fractus, while fractus clouds which have originated from stratus clouds
are referred to as stratus fractus. Under certain conditions a fractus cloud might
merge with another cloud, or develop into a cumulus cloud, but usually a
fractus cloud seen by itself will dissipate rapidly.
They are often observed on the leading and trailing edges of storm clouds,
and are a display of wind activity.
Next Topic: Freezing Rain
Weather Topic: What is Graupel?
Home - Education - Precipitation - Graupel
Next Topic: Hail
Graupel is a form of precipitation that is created by atmospheric conditions
which cause supercooled water droplets to contact snow crystals and freeze to
their surface.
Sometimes known as soft hail or snow pellets, graupel is delicate and easily
destroyed by touch. Whereas hail usually falls during severe weather, graupel
doesn't require such conditions to form, and can form in mild precipitation
similar to situations which produce snowfall.
Next Topic: Hail
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