River Conditions
Illustrated map of Wilson Lake

River stage

Surprise, Big Blue River

River level
1.40 ft
Status
Below flood stage
Action stage
6.00 ft
Flood stage
7.00 ft
Record crest
11.52 ft

Last reported 2026-10-13 | NWS SRPN1

Record crest
11.52 ft
Flood stage
7.00 ft
Moderate flood
10.00 ft
Major flood
12.00 ft
Crest date
1965-07-19

In brief

The Big Blue River at Surprise, NE read 1.40 ft on Oct 13, 2026, 4.60 ft below action stage.

Source: National Weather Service gauge SRPN1

Stage threshold profile

Action stage 6.00 ftMinor flooding 7.00 ftModerate flooding 10.00 ftMajor flooding 12.00 ft CURRENT 1.40 ft

Highest crests on record

RankCrestDate
1 11.52 ft 1965-07-19
2 11.25 ft 2008-06-06
3 10.64 ft 1986-06-30
4 10.17 ft 1972-07-12
5 10.17 ft 1967-06-15
6 9.86 ft 2019-03-14
7 9.58 ft 1991-06-04
8 9.57 ft 1993-03-10

Flood crests recorded at this gauge by the National Weather Service.

What happens at each level

  1. 7.00 ft

    County road 24 1/2 will begin to flood downstream of Surprise. In addition, the city park near the gage site begins to flood.

  2. 10.00 ft

    Water reaches the bottom of the bridge near the gage. The resulting backwater will eventually close Miller Street, also known as County Road D going south of town.

  3. 11.00 ft

    Flooding will be occurring in the town of Surprise. This level is similar to the flood experienced in 2008.

  4. 13.50 ft

    Water begins to flow over the bridge at the gage site.

  5. 16.00 ft

    Widespread flooding commences with the 100 year flood being affected at a stage height of 15.8 feet.

Written by the local National Weather Service forecast office for this exact gauge.

Frequently asked questions

Is the Big Blue River flooding at Surprise?

No. The Big Blue River at Surprise is at 1.4 ft, 4.6 ft below action stage.

What is the flood stage at Surprise?

The National Weather Service sets action stage 6 ft, minor flooding 7 ft, moderate flooding 10 ft and major flooding 12 ft.

What is the highest the Big Blue River has been at Surprise?

The highest crest on record is 11.52 ft, on 1965-07-19.

Stage and flood information from the NOAA National Weather Service (gauge SRPN1); daily history from the U.S. Geological Survey (site 06879900). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.