Forecast and Conditions for Storm Lake, Iowa

Updated: 10:35 PM CDT on July 09, 2009
Observed at Storm Lake, Iowa
Temperature 70 °F
Humidity 88%
Dew Point 66 °F
Wind SSE at 7 mph
Pressure 29.98 in (Rising)
Conditions Overcast
Visibility 5.0 miles
Clouds Mostly Cloudy (BKN) : 6500 ft
Overcast (OVC) : 7500 ft
Yesterday's Maximum 77 °F
Yesterday's Minimum 61 °F
Normal high 80 °F
Normal low 62 °F
Record high 95 °F (2006)
Record low 53 °F (1996)
Sunrise05:51 AM (CDT)
Sunset08:59 PM (CDT)
Moon Rise10:20 PM (CDT)
Moon Set07:57 AM (CDT)
Moon Phase
Severe Thunderstorm Watch
Statement as of 10:35 PM CDT on July 9, 2009



Severe Thunderstorm Watch 568 remains valid until 2 am CDT Friday
for the following areas

In Iowa this watch includes 11 counties

In northwest Iowa

Buena Vista Cherokee Clay
Dickinson Ida Lyon
Obrien Osceola Plymouth
Sioux Woodbury

In Minnesota this watch includes 3 counties

In southwest Minnesota

Jackson Nobles rock

In Nebraska this watch includes 2 counties

In northeast Nebraska

Dakota Dixon

In South Dakota this watch includes 6 counties

In southeast South Dakota

Bon Homme Clay Lincoln
Turner Union Yankton

This includes the cities of... Alcester... Allen... Arnolds Park...
Avon... Battle Creek... Beresford... Canton... Centerville...
Chancellor... Cherokee... Elk Point... George... Harrisburg...
Hartley... Holstein... Hurley... Ida Grove... Inwood... Jackson...
Jefferson... Lakefield... Larchwood... Le Mars... Lennox... Luverne...
Marion... Milford... North Sioux City... Orange City... Parker...
Ponca... Rock Rapids... Sanborn... Scotland... Sheldon... Sibley...
Sioux Center... Sioux City... South Sioux City... Spencer...
Spirit Lake... Springfield... Storm Lake... Tabor... Tea... Tyndall...
Vermillion... Viborg... Wakefield... Worthington and Yankton.




Flash Flood Watch
Statement as of 10:39 PM CDT on July 9, 2009


... Flash Flood Watch remains in effect until 7 am CDT Friday...

The Flash Flood Watch continues for

* portions of northwest Iowa... southwest Minnesota... northeast
Nebraska and southeast South Dakota... including the following
areas... in northwest Iowa... Buena Vista... Cherokee... Clay...
Dickinson... Ida... Lyon... Obrien... Osceola... Plymouth... Sioux
and Woodbury. In southwest Minnesota... Jackson... Nobles and
rock. In northeast Nebraska... Dakota and Dixon. In southeast
South Dakota... Bon Homme... Clay... Lincoln... Turner... Union and
Yankton.

* Until 7 am CDT Friday

* additional locally heavy rainfall of 1 to 3 inches is possible
tonight. Rainfall rates of 2 to 3 inches per hour are also
possible... dropping an inch of rain or more in 15 to 30 minutes.

* Areas that have received heavy rains in the past 3 to 10 days
could see flash flooding on creeks and streams with these
additional rains... and any urbanized areas that receive the
heaviest rainfall rates could see widespread flooding of
streets and underpasses.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.




Forecast as of 7:45 PM CDT on July 9, 2009

Severe Thunderstorm Watch 568 in effect until 2 am CDT Friday...
Rest of Tonight
Mostly cloudy with thunderstorms likely. Lows in the upper 60s. Southeast winds 5 to 15 mph. Chance of rain 70 percent.
Friday
Mostly cloudy. Thunderstorms likely in the morning... then chance of thunderstorms in the afternoon. Highs around 80. East winds 5 to 10 mph becoming northeast 5 to 15 mph in the afternoon. Chance of rain 60 percent.
Friday Night
Mostly cloudy with a 20 percent chance of thunderstorms in the evening...then partly cloudy after midnight. Lows in the lower 60s. Northeast winds 5 to 10 mph.
Saturday
Partly cloudy. Highs around 80. North winds 5 to 10 mph becoming northwest in the afternoon.
Saturday Night
Partly cloudy in the evening...then becoming mostly cloudy. Lows in the lower 60s. West winds 5 to 10 mph becoming south after midnight.
Sunday
Partly sunny with a 20 percent chance of thunderstorms. Highs in the mid 80s.
Sunday Night
Mostly cloudy with a 30 percent chance of thunderstorms. Lows in the mid 60s.
Monday
Partly sunny with a 20 percent chance of thunderstorms. Highs in the mid 80s.
Monday Night and Tuesday
Mostly cloudy with a 30 percent chance of thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Tuesday Night
Mostly cloudy in the evening...then becoming partly cloudy. A 20 percent chance of thunderstorms. Lows in the lower 60s.
Wednesday through Thursday
Partly cloudy. Highs in the lower 80s. Lows in the lower 60s.
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