The northern Indiana office of the NWS just pulled the trigger on a flood warning. The text includes:

NUMEROUS SMALL STREAMS AND CREEKS…INCLUDING SPY RUN IN THE FORT WAYNE METRO AREA…WILL LIKELY OVERFLOW THEIR BANKS. NUMEROUS ROADWAYS WILL BECOME IMPASSABLE DUE TO WATER FLOWING ACROSS THE ROAD…AND DEEP PONDED WATER IN POORLY DRAINED SECTIONS.