Flood
- Advisory: N/A
- Watch: A flood watch is issued when conditions are favorable for flooding
- Warning: A flood warning is issued when flooding is occurring or imminent
Urban & Small Stream Flood
- Advisory: An urban and small streams flood advisory is issued when flooding of small streams, streets, and low-lying areas, such as railroad underpasses and urban storm drains, is imminent or occurring
- Watch: N/A
- Warning: N/A
Flash Flood
- Advisory: N/A
- Watch: A flash flood watch is issued when conditions are favorable for flash flooding; a flash flood watch covers flash flooding, widespread urban and small stream, and headwater flood events
- Warning: A flash flood warning is issued when flash flooding is imminent or occurring; situations resulting in a flash flood include but are not limited to locally heavy rainfall, a dam or levee failure, or water released from an ice jam rapidly flooding nearby land
River Flood
- Advisory: N/A
- Watch: A river flood watch is issued when river flooding is possible at one (1) or more forecast points along a river
- Warning: A river flood warning is issued when river flooding is imminent or occurring at one (1) or more forecast points along a river