Milk River near Harlem
Critical Stages
20' - Action
21' - Flood
23' - Moderate
25' - Major
Latest Observation
Updated: 9:30 PM MST 12/17/25
Status: No Flooding
Stage: 4.27 ft
Flow: 0.251 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 9:30 PM 12/17 | 4.27 | 0.251 |
| 9:15 PM 12/17 | 4.23 | 0.247 |
| 9:00 PM 12/17 | 4.24 | 0.248 |
| 8:45 PM 12/17 | 4.22 | 0.247 |
| 8:30 PM 12/17 | 4.21 | 0.246 |
| 8:15 PM 12/17 | 4.17 | 0.242 |
| 8:00 PM 12/17 | 4.15 | 0.239 |
| 7:45 PM 12/17 | 4.15 | 0.239 |
| 7:30 PM 12/17 | 4.13 | 0.237 |
| 7:15 PM 12/17 | 4.14 | 0.238 |
| 7:00 PM 12/17 | 4.1 | 0.234 |
| 6:45 PM 12/17 | 4.08 | 0.232 |
| 6:30 PM 12/17 | 4.09 | 0.233 |
| 6:15 PM 12/17 | 4.07 | 0.231 |
| 6:00 PM 12/17 | 4.07 | 0.231 |
| 5:45 PM 12/17 | 4.02 | 0.226 |
| 5:30 PM 12/17 | 4.04 | 0.228 |
| 5:15 PM 12/17 | 4.05 | 0.229 |
| 5:00 PM 12/17 | 4.01 | 0.225 |
| 4:45 PM 12/17 | 4.01 | 0.225 |
| 4:30 PM 12/17 | 3.98 | 0.222 |
| 4:15 PM 12/17 | 3.97 | 0.221 |
| 4:00 PM 12/17 | 3.97 | 0.221 |
| 3:45 PM 12/17 | 3.97 | 0.221 |
| 3:30 PM 12/17 | 3.94 | 0.219 |
| 3:15 PM 12/17 | 3.98 | 0.222 |
| 3:00 PM 12/17 | 3.96 | 0.22 |
| 2:45 PM 12/17 | 3.97 | 0.221 |
| 2:30 PM 12/17 | 3.95 | 0.219 |
| 2:15 PM 12/17 | 3.98 | 0.222 |
25.5' -
Flooding of homes in Harlem and Chinook.
24' -
Possible flooding of homes and streets in harlem and chinook.Notes: In April 2018, the Chinook water plant was surrounded by water. The water was stopped on the south/west side of the city of Chinook by the roads. Harlem was near 24 feet at the time. Fort Belknap had flooding eventually. Roads/homes were impacted. Harlem had all the flooding from 30 Mile Creek.
23' -
Escape routes for livestock may be cut off.
22.5' -
Flooding of approximately 4,000 acres of irrigation land.
22' -
Flooding of culverts and some county bridges. 2,000 acres of irrigated land flooded.
21' -
At 21 Feet...the Milk River near Harlem is bankfull. Some minor problems can occur near/along the river from Chinook to east of Harlem. Impacts start to go up quickly as the stage goes above 21 feet. (March 2017)Notes: In April 2018, river at Harlem was 24 feet, and the flooding came from 30 Mile Creek.
| Date | Stage (ft) |
|---|---|
| Sep 29, 1986 | 25.73 |
| Mar 11, 1987 | 25.61 |
| Apr 22, 2018 | 24.46 |
| Mar 28, 1978 | 24.08 |
| Mar 18, 1996 | 23.88 |
| Mar 25, 1997 | 23.85 |
| Apr 12, 2023 | 23.8 |
| Apr 9, 1952 | 23.5 |
| Jun 11, 2011 | 23.46 |
| Apr 9, 1969 | 22.86 |
| Mar 15, 1994 | 22.82 |
| May 22, 1974 | 22.41 |
| May 11, 1975 | 21.51 |
| May 24, 1967 | 20.56 |
| Jun 26, 2010 | 20.34 |
| Mar 18, 1966 | 18.85 |
| Mar 10, 2004 | 17.83 |
| Mar 17, 2003 | 17.44 |
| Jun 7, 1995 | 17.28 |
| Jun 23, 2002 | 16.3 |
Data provided by the National Weather Service.
