National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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SPRAGUE RIVER - CHILOQUIN (CHSO3)
Latitude: 42.58º NLongitude: 121.85º WElevation: 4202 FeetForecast Type: Unofficial Location
Location: Klamath County in OregonBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Mar 18 2026 at 7:13 AM PDTNext Issuance: Mar 18 2026 at 3:00 PM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sprague River - Chiloquin (CHSO3)
#
# File Generation Time:  03/18/2026 at 07:16 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/13/2026 at 11:00 AM PDT
# Maximum Observed Stage:                       2.51 Feet
# Maximum Observed Flow:                        729 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/18/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       2.29 Feet
# Maximum Forecast Flow:                        601 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/13/2026 07 AM PDT            2.49            717                Not Applicable
  03/13/2026 08 AM PDT            2.50            723         +      Not Applicable
  03/13/2026 09 AM PDT            2.49            717         -      Not Applicable
  03/13/2026 10 AM PDT            2.49            717         0      Not Applicable
  03/13/2026 11 AM PDT            2.51            729         +      Not Applicable
  03/13/2026 12 PM PDT            2.48            711         -      Not Applicable
  03/13/2026 01 PM PDT            2.48            711         0      Not Applicable
  03/13/2026 02 PM PDT            2.47            705         -      Not Applicable
  03/13/2026 03 PM PDT            2.46            699         -      Not Applicable
  03/13/2026 04 PM PDT            2.46            699         0      Not Applicable
  03/13/2026 05 PM PDT            2.46            699         0      Not Applicable
  03/13/2026 06 PM PDT            2.46            699         0      Not Applicable
  03/13/2026 07 PM PDT            2.47            705         +      Not Applicable
  03/13/2026 08 PM PDT            2.45            693         -      Not Applicable
  03/13/2026 09 PM PDT            2.46            699         +      Not Applicable
  03/13/2026 10 PM PDT            2.45            693         -      Not Applicable
  03/13/2026 11 PM PDT            2.45            693         0      Not Applicable
  03/14/2026 12 AM PDT            2.45            693         0      Not Applicable
  03/14/2026 01 AM PDT            2.45            693         0      Not Applicable
  03/14/2026 02 AM PDT            2.45            693         0      Not Applicable
  03/14/2026 03 AM PDT            2.46            699         +      Not Applicable
  03/14/2026 04 AM PDT            2.44            687         -      Not Applicable
  03/14/2026 05 AM PDT            2.45            693         +      Not Applicable
  03/14/2026 06 AM PDT            2.45            693         0      Not Applicable
  03/14/2026 07 AM PDT            2.44            687         -      Not Applicable
  03/14/2026 08 AM PDT            2.44            687         0      Not Applicable
  03/14/2026 09 AM PDT            2.43            681         -      Not Applicable
  03/14/2026 10 AM PDT            2.43            681         0      Not Applicable
  03/14/2026 11 AM PDT            2.42            675         -      Not Applicable
  03/14/2026 12 PM PDT            2.40            664         -      Not Applicable
  03/14/2026 01 PM PDT            2.42            675         +      Not Applicable
  03/14/2026 02 PM PDT            2.41            670         -      Not Applicable
  03/14/2026 03 PM PDT            2.41            670         0      Not Applicable
  03/14/2026 04 PM PDT            2.43            681         +      Not Applicable
  03/14/2026 05 PM PDT            2.42            675         -      Not Applicable
  03/14/2026 06 PM PDT            2.41            670         -      Not Applicable
  03/14/2026 07 PM PDT            2.41            670         0      Not Applicable
  03/14/2026 08 PM PDT            2.42            675         +      Not Applicable
  03/14/2026 09 PM PDT            2.42            675         0      Not Applicable
  03/14/2026 10 PM PDT            2.42            675         0      Not Applicable
  03/14/2026 11 PM PDT            2.41            670         -      Not Applicable
  03/15/2026 12 AM PDT            2.41            670         0      Not Applicable
  03/15/2026 01 AM PDT            2.41            670         0      Not Applicable
  03/15/2026 02 AM PDT            2.42            675         +      Not Applicable
  03/15/2026 03 AM PDT            2.41            670         -      Not Applicable
  03/15/2026 04 AM PDT            2.41            670         0      Not Applicable
  03/15/2026 05 AM PDT            2.39            658         -      Not Applicable
  03/15/2026 06 AM PDT            2.40            664         +      Not Applicable
  03/15/2026 07 AM PDT            2.40            664         0      Not Applicable
  03/15/2026 08 AM PDT            2.40            664         0      Not Applicable
  03/15/2026 09 AM PDT            2.40            664         0      Not Applicable
  03/15/2026 10 AM PDT            2.39            658         -      Not Applicable
  03/15/2026 11 AM PDT            2.39            658         0      Not Applicable
  03/15/2026 12 PM PDT            2.39            658         0      Not Applicable
  03/15/2026 01 PM PDT            2.37            646         -      Not Applicable
  03/15/2026 02 PM PDT            2.37            646         0      Not Applicable
  03/15/2026 03 PM PDT            2.38            652         +      Not Applicable
  03/15/2026 04 PM PDT            2.38            652         0      Not Applicable
  03/15/2026 05 PM PDT            2.38            652         0      Not Applicable
  03/15/2026 06 PM PDT            2.36            641         -      Not Applicable
  03/15/2026 07 PM PDT            2.37            646         +      Not Applicable
  03/15/2026 08 PM PDT            2.37            646         0      Not Applicable
  03/15/2026 09 PM PDT            2.38            652         +      Not Applicable
  03/15/2026 10 PM PDT            2.37            646         -      Not Applicable
  03/15/2026 11 PM PDT            2.37            646         0      Not Applicable
  03/16/2026 12 AM PDT            2.37            646         0      Not Applicable
  03/16/2026 01 AM PDT            2.38            652         +      Not Applicable
  03/16/2026 02 AM PDT            2.37            646         -      Not Applicable
  03/16/2026 03 AM PDT            2.38            652         +      Not Applicable
  03/16/2026 04 AM PDT            2.37            646         -      Not Applicable
  03/16/2026 05 AM PDT            2.36            641         -      Not Applicable
  03/16/2026 06 AM PDT            2.38            652         +      Not Applicable
  03/16/2026 07 AM PDT            2.36            641         -      Not Applicable
  03/16/2026 08 AM PDT            2.37            646         +      Not Applicable
  03/16/2026 09 AM PDT            2.37            646         0      Not Applicable
  03/16/2026 10 AM PDT            2.36            641         -      Not Applicable
  03/16/2026 11 AM PDT            2.36            641         0      Not Applicable
  03/16/2026 12 PM PDT            2.36            641         0      Not Applicable
  03/16/2026 01 PM PDT            2.34            629         -      Not Applicable
  03/16/2026 02 PM PDT            2.35            635         +      Not Applicable
  03/16/2026 03 PM PDT            2.35            635         0      Not Applicable
  03/16/2026 04 PM PDT            2.36            641         +      Not Applicable
  03/16/2026 05 PM PDT            2.36            641         0      Not Applicable
  03/16/2026 06 PM PDT            2.35            635         -      Not Applicable
  03/16/2026 07 PM PDT            2.34            629         -      Not Applicable
  03/16/2026 08 PM PDT            2.34            629         0      Not Applicable
  03/16/2026 09 PM PDT            2.35            635         +      Not Applicable
  03/16/2026 10 PM PDT            2.35            635         0      Not Applicable
  03/16/2026 11 PM PDT            2.34            629         -      Not Applicable
  03/17/2026 12 AM PDT            2.34            629         0      Not Applicable
  03/17/2026 01 AM PDT            2.34            629         0      Not Applicable
  03/17/2026 02 AM PDT            2.33            623         -      Not Applicable
  03/17/2026 03 AM PDT            2.34            629         +      Not Applicable
  03/17/2026 04 AM PDT            2.33            623         -      Not Applicable
  03/17/2026 05 AM PDT            2.33            623         0      Not Applicable
  03/17/2026 06 AM PDT            2.33            623         0      Not Applicable
  03/17/2026 07 AM PDT            2.32            618         -      Not Applicable
  03/17/2026 08 AM PDT            2.33            623         +      Not Applicable
  03/17/2026 09 AM PDT            2.31            612         -      Not Applicable
  03/17/2026 10 AM PDT            2.31            612         0      Not Applicable
  03/17/2026 11 AM PDT            2.32            618         +      Not Applicable
  03/17/2026 12 PM PDT            2.31            612         -      Not Applicable
  03/17/2026 01 PM PDT            2.32            618         +      Not Applicable
  03/17/2026 02 PM PDT            2.30            606         -      Not Applicable
  03/17/2026 03 PM PDT            2.30            606         0      Not Applicable
  03/17/2026 04 PM PDT            2.30            606         0      Not Applicable
  03/17/2026 05 PM PDT            2.30            606         0      Not Applicable
  03/17/2026 06 PM PDT            2.30            606         0      Not Applicable
  03/17/2026 07 PM PDT            2.31            612         +      Not Applicable
  03/17/2026 08 PM PDT            2.30            606         -      Not Applicable
  03/17/2026 09 PM PDT            2.31            612         +      Not Applicable
  03/17/2026 10 PM PDT            2.31            612         0      Not Applicable
  03/17/2026 11 PM PDT            2.31            612         0      Not Applicable
  03/18/2026 12 AM PDT            2.30            606         -      Not Applicable
  03/18/2026 01 AM PDT            2.30            606         0      Not Applicable
  03/18/2026 02 AM PDT            2.30            606         0      Not Applicable
  03/18/2026 03 AM PDT            2.30            606         0      Not Applicable
  03/18/2026 04 AM PDT            2.29            601         -      Not Applicable
  03/18/2026 05 AM PDT            2.29            601         0      Not Applicable
  03/18/2026 06 AM PDT            2.29            601         0      Not Applicable
  03/18/2026 07 AM PDT            2.29            601         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/18/2026 08 AM PDT            2.29            601                Not Applicable
  03/18/2026 09 AM PDT            2.29            601         0      Not Applicable
  03/18/2026 10 AM PDT            2.28            595         -      Not Applicable
  03/18/2026 11 AM PDT            2.28            595         0      Not Applicable
  03/18/2026 12 PM PDT            2.28            595         0      Not Applicable
  03/18/2026 01 PM PDT            2.28            595         0      Not Applicable
  03/18/2026 02 PM PDT            2.28            595         0      Not Applicable
  03/18/2026 03 PM PDT            2.28            595         0      Not Applicable
  03/18/2026 04 PM PDT            2.28            595         0      Not Applicable
  03/18/2026 05 PM PDT            2.27            590         -      Not Applicable
  03/18/2026 06 PM PDT            2.27            590         0      Not Applicable
  03/18/2026 07 PM PDT            2.27            590         0      Not Applicable
  03/18/2026 08 PM PDT            2.27            590         0      Not Applicable
  03/18/2026 09 PM PDT            2.27            590         0      Not Applicable
  03/18/2026 10 PM PDT            2.26            584         -      Not Applicable
  03/18/2026 11 PM PDT            2.26            584         0      Not Applicable
  03/19/2026 12 AM PDT            2.26            584         0      Not Applicable
  03/19/2026 01 AM PDT            2.26            584         0      Not Applicable
  03/19/2026 02 AM PDT            2.26            584         0      Not Applicable
  03/19/2026 03 AM PDT            2.26            584         0      Not Applicable
  03/19/2026 04 AM PDT            2.26            584         0      Not Applicable
  03/19/2026 05 AM PDT            2.25            578         -      Not Applicable
  03/19/2026 06 AM PDT            2.25            578         0      Not Applicable
  03/19/2026 07 AM PDT            2.25            578         0      Not Applicable
  03/19/2026 08 AM PDT            2.25            578         0      Not Applicable
  03/19/2026 09 AM PDT            2.25            578         0      Not Applicable
  03/19/2026 10 AM PDT            2.25            578         0      Not Applicable
  03/19/2026 11 AM PDT            2.25            578         0      Not Applicable
  03/19/2026 12 PM PDT            2.24            573         -      Not Applicable
  03/19/2026 01 PM PDT            2.24            573         0      Not Applicable
  03/19/2026 02 PM PDT            2.24            573         0      Not Applicable
  03/19/2026 03 PM PDT            2.24            573         0      Not Applicable
  03/19/2026 04 PM PDT            2.24            573         0      Not Applicable
  03/19/2026 05 PM PDT            2.23            567         -      Not Applicable
  03/19/2026 06 PM PDT            2.23            567         0      Not Applicable
  03/19/2026 07 PM PDT            2.23            567         0      Not Applicable
  03/19/2026 08 PM PDT            2.23            567         0      Not Applicable
  03/19/2026 09 PM PDT            2.22            562         -      Not Applicable
  03/19/2026 10 PM PDT            2.22            562         0      Not Applicable
  03/19/2026 11 PM PDT            2.22            562         0      Not Applicable
  03/20/2026 12 AM PDT            2.22            562         0      Not Applicable
  03/20/2026 01 AM PDT            2.22            562         0      Not Applicable
  03/20/2026 02 AM PDT            2.21            557         -      Not Applicable
  03/20/2026 03 AM PDT            2.21            557         0      Not Applicable
  03/20/2026 04 AM PDT            2.21            557         0      Not Applicable
  03/20/2026 05 AM PDT            2.21            557         0      Not Applicable
  03/20/2026 06 AM PDT            2.21            557         0      Not Applicable
  03/20/2026 07 AM PDT            2.21            557         0      Not Applicable
  03/20/2026 08 AM PDT            2.20            551         -      Not Applicable
  03/20/2026 09 AM PDT            2.20            551         0      Not Applicable
  03/20/2026 10 AM PDT            2.20            551         0      Not Applicable
  03/20/2026 11 AM PDT            2.20            551         0      Not Applicable
  03/20/2026 12 PM PDT            2.20            551         0      Not Applicable
  03/20/2026 01 PM PDT            2.20            551         0      Not Applicable
  03/20/2026 02 PM PDT            2.20            551         0      Not Applicable
  03/20/2026 03 PM PDT            2.19            546         -      Not Applicable
  03/20/2026 04 PM PDT            2.19            546         0      Not Applicable
  03/20/2026 05 PM PDT            2.19            546         0      Not Applicable
  03/20/2026 06 PM PDT            2.19            546         0      Not Applicable
  03/20/2026 07 PM PDT            2.18            540         -      Not Applicable
  03/20/2026 08 PM PDT            2.18            540         0      Not Applicable
  03/20/2026 09 PM PDT            2.18            540         0      Not Applicable
  03/20/2026 10 PM PDT            2.18            540         0      Not Applicable
  03/20/2026 11 PM PDT            2.18            540         0      Not Applicable
  03/21/2026 12 AM PDT            2.18            540         0      Not Applicable
  03/21/2026 01 AM PDT            2.17            535         -      Not Applicable
  03/21/2026 02 AM PDT            2.17            535         0      Not Applicable
  03/21/2026 03 AM PDT            2.17            535         0      Not Applicable
  03/21/2026 04 AM PDT            2.17            535         0      Not Applicable
  03/21/2026 05 AM PDT            2.17            535         0      Not Applicable
  03/21/2026 06 AM PDT            2.17            535         0      Not Applicable
  03/21/2026 07 AM PDT            2.17            535         0      Not Applicable
  03/21/2026 08 AM PDT            2.16            530         -      Not Applicable
  03/21/2026 09 AM PDT            2.16            530         0      Not Applicable
  03/21/2026 10 AM PDT            2.16            530         0      Not Applicable
  03/21/2026 11 AM PDT            2.16            530         0      Not Applicable
  03/21/2026 12 PM PDT            2.16            530         0      Not Applicable
  03/21/2026 01 PM PDT            2.15            524         -      Not Applicable
  03/21/2026 02 PM PDT            2.15            524         0      Not Applicable
  03/21/2026 03 PM PDT            2.15            524         0      Not Applicable
  03/21/2026 04 PM PDT            2.15            524         0      Not Applicable
  03/21/2026 05 PM PDT            2.15            524         0      Not Applicable
  03/21/2026 06 PM PDT            2.14            519         -      Not Applicable
  03/21/2026 07 PM PDT            2.14            519         0      Not Applicable
  03/21/2026 08 PM PDT            2.14            519         0      Not Applicable
  03/21/2026 09 PM PDT            2.13            514         -      Not Applicable
  03/21/2026 10 PM PDT            2.13            514         0      Not Applicable
  03/21/2026 11 PM PDT            2.13            514         0      Not Applicable
  03/22/2026 12 AM PDT            2.13            514         0      Not Applicable
  03/22/2026 01 AM PDT            2.13            514         0      Not Applicable
  03/22/2026 02 AM PDT            2.12            508         -      Not Applicable
  03/22/2026 03 AM PDT            2.12            508         0      Not Applicable
  03/22/2026 04 AM PDT            2.12            508         0      Not Applicable
  03/22/2026 05 AM PDT            2.12            508         0      Not Applicable
  03/22/2026 06 AM PDT            2.12            508         0      Not Applicable
  03/22/2026 07 AM PDT            2.12            508         0      Not Applicable
  03/22/2026 08 AM PDT            2.11            503         -      Not Applicable
  03/22/2026 09 AM PDT            2.11            503         0      Not Applicable
  03/22/2026 10 AM PDT            2.11            503         0      Not Applicable
  03/22/2026 11 AM PDT            2.11            503         0      Not Applicable
  03/22/2026 12 PM PDT            2.10            498         -      Not Applicable
  03/22/2026 01 PM PDT            2.10            498         0      Not Applicable
  03/22/2026 02 PM PDT            2.10            498         0      Not Applicable
  03/22/2026 03 PM PDT            2.10            498         0      Not Applicable
  03/22/2026 04 PM PDT            2.10            498         0      Not Applicable
  03/22/2026 05 PM PDT            2.10            498         0      Not Applicable
  03/22/2026 06 PM PDT            2.09            493         -      Not Applicable
  03/22/2026 07 PM PDT            2.09            493         0      Not Applicable
  03/22/2026 08 PM PDT            2.09            493         0      Not Applicable
  03/22/2026 09 PM PDT            2.08            488         -      Not Applicable
  03/22/2026 10 PM PDT            2.08            488         0      Not Applicable
  03/22/2026 11 PM PDT            2.08            488         0      Not Applicable
  03/23/2026 12 AM PDT            2.08            488         0      Not Applicable
  03/23/2026 01 AM PDT            2.08            488         0      Not Applicable
  03/23/2026 02 AM PDT            2.07            482         -      Not Applicable
  03/23/2026 03 AM PDT            2.07            482         0      Not Applicable
  03/23/2026 04 AM PDT            2.07            482         0      Not Applicable
  03/23/2026 05 AM PDT            2.07            482         0      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.