Flash Flood Watch in effect from 4 PM CDT this afternoon through late tonight...
Rest of Today
Partly sunny with scattered thunderstorms... especially late afternoon. Some thunderstorms may be severe or produce heavy rainfall. Highs in the lower 80s. South winds 10 to 20 mph. Chance of rain 50 percent.
Mostly cloudy. Scattered thunderstorms decreasing late. Some thunderstorms may be severe or produce heavy rainfall in the evening. Lows in the mid 60s. South winds 5 to 10 mph becoming east after midnight. Chance of rain 50 percent.
Friday
Mostly cloudy with a 40 percent chance of thunderstorms. Highs in the upper 70s. Northeast winds 5 to 10 mph.
... Flash Flood Watch in effect from 4 PM CDT this afternoon through late tonight...
The National Weather Service in Sioux Falls has issued a
* Flash Flood Watch for portions of southwest Minnesota and South Dakota... including the following areas... in southwest Minnesota... Cottonwood... Jackson... Lincoln... Lyon... Murray... Nobles... Pipestone and rock. In South Dakota... Bon Homme... Brookings... Hutchinson... Lake... McCook... Minnehaha... Moody and Turner.
* From 4 PM CDT this afternoon through late tonight
* locally heavy rainfall of 1 to 3 inches is possible late this afternoon and overnight. Rainfall rates of 2 to 4 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.
Public Information Statement
Statement as of 11:01 am CDT on July 9, 2009
... Sioux Falls climate data up to 11 am CDT...
high temperature so far today... . 72 low temperature so far today... . 64 precipitation since midnight... .. 0.23 inches
... Huron climate data up to 11 am CDT...
high temperature so far today... . 73 low temperature so far today... . 68 precipitation since midnight... .. 0.43 inches
... Sioux City climate data up to 11 am CDT...
high temperature so far today... . 73 low temperature so far today... . 65 precipitation since midnight... .. 1.14 inches Missouri River stage... ... ... ... . 17.15 ft