An approaching surface low will spread showers and thunderstorms into central Indiana this afternoon, becoming widespread this evening and overnight.
A few storms may be strong with gusty winds but the primary concern will be heavy rainfall producing localized flooding.
Rain will end Thursday morning but there are additional chances for showers and storms into the weekend.
Showers and thunderstorms will increase in coverage this afternoon, becoming widespread this evening into the overnight.
Heavy rainfall producing localized flooding will be the primary risk.
Total rainfall across central Indiana by Thursday morning will be 1 to 2 inches with locally higher amounts.
The heaviest rainfall is expected in the vicinity of the I-70 corridor.
INDIANAPOLIS DAILY CLIMATE DATA
INDIANAPOLIS 7-DAY EXTENDED FORECAST
Today: Scattered showers and thunderstorms, mainly after 5pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 83. Light south southwest wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 30%.
Tonight: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then scattered showers and thunderstorms after 3am. Low around 67. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Thursday: Scattered showers and thunderstorms, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 83. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Thursday Night: Partly cloudy, with a low around 65. West northwest wind 3 to 8 mph.
Friday: Mostly sunny, with a high near 86. Southwest wind 5 to 9 mph.
Friday Night: Scattered showers and thunderstorms, mainly after 3am. Mostly clear, with a low around 70. Chance of precipitation is 40%.
Saturday: Scattered showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Saturday Night: Scattered showers and thunderstorms before 9pm, then isolated showers between 9pm and 3am. Mostly clear, with a low around 68. Chance of precipitation is 30%.
Sunday: Sunny, with a high near 87.
Sunday Night: Isolated showers between 9pm and 3am, then scattered showers and thunderstorms after 3am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Monday: Scattered showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 40%.
Monday Night: Scattered showers and thunderstorms. Mostly clear, with a low around 62. Chance of precipitation is 40%.
Tuesday: Sunny, with a high near 80.
THE UNITED STATES OF AMERICA 3-DAY OUTLOOK
SOURCE: NWS Indianapolis.
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