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

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EAST FORK CARSON RIVER - MARKLEEVILLE (CEMC1)
Latitude: 38.71º NLongitude: 119.76º WElevation: 5400 FeetForecast Type: Official Location
Location: Alpine County in CaliforniaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: May 17 2026 at 7:42 AM PDTNext Issuance: May 18 2026 at 9:00 AM PDT
Action/Monitor: 8.0 FeetMinor Flood: 9.0 FeetModerate Flood: 10.0 FeetMajor Flood: 11.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: East Fork Carson River - Markleeville (CEMC1)
#
# File Generation Time:  05/17/2026 at 07:42 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/13/2026 at 02:00 AM PDT
# Maximum Observed Stage:                       4.38 Feet
# Maximum Observed Flow:                        1111 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/17/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       3.86 Feet
# Maximum Forecast Flow:                        684 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/12/2026 07 AM PDT            4.27           1009                        Normal
  05/12/2026 08 AM PDT            4.25            991         -              Normal
  05/12/2026 09 AM PDT            4.24            982         -              Normal
  05/12/2026 10 AM PDT            4.20            947         -              Normal
  05/12/2026 11 AM PDT            4.18            930         -              Normal
  05/12/2026 12 PM PDT            4.15            905         -              Normal
  05/12/2026 01 PM PDT            4.13            888         -              Normal
  05/12/2026 02 PM PDT            4.10            864         -              Normal
  05/12/2026 03 PM PDT            4.10            864         0              Normal
  05/12/2026 04 PM PDT            4.11            872         +              Normal
  05/12/2026 05 PM PDT            4.13            888         +              Normal
  05/12/2026 06 PM PDT            4.18            930         +              Normal
  05/12/2026 07 PM PDT            4.22            965         +              Normal
  05/12/2026 08 PM PDT            4.28           1018         +              Normal
  05/12/2026 09 PM PDT            4.32           1054         +              Normal
  05/12/2026 10 PM PDT            4.35           1082         +              Normal
  05/12/2026 11 PM PDT            4.36           1092         +              Normal
  05/13/2026 12 AM PDT            4.37           1101         +              Normal
  05/13/2026 01 AM PDT            4.38           1111         +              Normal
  05/13/2026 02 AM PDT            4.38           1111         0              Normal
  05/13/2026 03 AM PDT            4.37           1101         -              Normal
  05/13/2026 04 AM PDT            4.36           1092         -              Normal
  05/13/2026 05 AM PDT            4.35           1082         -              Normal
  05/13/2026 06 AM PDT            4.32           1054         -              Normal
  05/13/2026 07 AM PDT            4.31           1045         -              Normal
  05/13/2026 08 AM PDT            4.27           1009         -              Normal
  05/13/2026 09 AM PDT            4.25            991         -              Normal
  05/13/2026 10 AM PDT            4.22            965         -              Normal
  05/13/2026 11 AM PDT            4.18            930         -              Normal
  05/13/2026 12 PM PDT            4.17            922         -              Normal
  05/13/2026 01 PM PDT            4.14            896         -              Normal
  05/13/2026 02 PM PDT            4.12            880         -              Normal
  05/13/2026 03 PM PDT            4.10            864         -              Normal
  05/13/2026 04 PM PDT            4.10            864         0              Normal
  05/13/2026 05 PM PDT            4.11            872         +              Normal
  05/13/2026 06 PM PDT            4.11            872         0              Normal
  05/13/2026 07 PM PDT            4.14            896         +              Normal
  05/13/2026 08 PM PDT            4.17            922         +              Normal
  05/13/2026 09 PM PDT            4.19            939         +              Normal
  05/13/2026 10 PM PDT            4.20            947         +              Normal
  05/13/2026 11 PM PDT            4.22            965         +              Normal
  05/14/2026 12 AM PDT            4.24            982         +              Normal
  05/14/2026 01 AM PDT            4.24            982         0              Normal
  05/14/2026 02 AM PDT            4.22            965         -              Normal
  05/14/2026 03 AM PDT            4.22            965         0              Normal
  05/14/2026 04 AM PDT            4.21            956         -              Normal
  05/14/2026 05 AM PDT            4.19            939         -              Normal
  05/14/2026 06 AM PDT            4.18            930         -              Normal
  05/14/2026 07 AM PDT            4.16            913         -              Normal
  05/14/2026 08 AM PDT            4.14            896         -              Normal
  05/14/2026 09 AM PDT            4.12            880         -              Normal
  05/14/2026 10 AM PDT            4.11            872         -              Normal
  05/14/2026 11 AM PDT            4.08            848         -              Normal
  05/14/2026 12 PM PDT            4.07            840         -              Normal
  05/14/2026 01 PM PDT            4.06            832         -              Normal
  05/14/2026 02 PM PDT            4.03            808         -              Normal
  05/14/2026 03 PM PDT            4.01            793         -              Normal
  05/14/2026 04 PM PDT            3.99            778         -              Normal
  05/14/2026 05 PM PDT            3.99            778         0              Normal
  05/14/2026 06 PM PDT            4.00            785         +              Normal
  05/14/2026 07 PM PDT            4.00            785         0              Normal
  05/14/2026 08 PM PDT            4.03            808         +              Normal
  05/14/2026 09 PM PDT            4.04            816         +              Normal
  05/14/2026 10 PM PDT            4.09            856         +              Normal
  05/14/2026 11 PM PDT            4.10            864         +              Normal
  05/15/2026 12 AM PDT            4.11            872         +              Normal
  05/15/2026 01 AM PDT            4.12            880         +              Normal
  05/15/2026 02 AM PDT            4.13            888         +              Normal
  05/15/2026 03 AM PDT            4.12            880         -              Normal
  05/15/2026 04 AM PDT            4.12            880         0              Normal
  05/15/2026 05 AM PDT            4.12            880         0              Normal
  05/15/2026 06 AM PDT            4.10            864         -              Normal
  05/15/2026 07 AM PDT            4.09            856         -              Normal
  05/15/2026 08 AM PDT            4.07            840         -              Normal
  05/15/2026 09 AM PDT            4.04            816         -              Normal
  05/15/2026 10 AM PDT            4.02            801         -              Normal
  05/15/2026 11 AM PDT            4.01            793         -              Normal
  05/15/2026 12 PM PDT            4.00            785         -              Normal
  05/15/2026 01 PM PDT            3.97            763         -              Normal
  05/15/2026 02 PM PDT            3.95            748         -              Normal
  05/15/2026 03 PM PDT            3.95            748         0              Normal
  05/15/2026 04 PM PDT            3.92            726         -              Normal
  05/15/2026 05 PM PDT            3.91            719         -              Normal
  05/15/2026 06 PM PDT            3.91            719         0              Normal
  05/15/2026 07 PM PDT            3.92            726         +              Normal
  05/15/2026 08 PM PDT            3.94            741         +              Normal
  05/15/2026 09 PM PDT            3.95            748         +              Normal
  05/15/2026 10 PM PDT            3.96            755         +              Normal
  05/15/2026 11 PM PDT            3.99            778         +              Normal
  05/16/2026 12 AM PDT            3.99            778         0              Normal
  05/16/2026 01 AM PDT            4.00            785         +              Normal
  05/16/2026 02 AM PDT            4.02            801         +              Normal
  05/16/2026 03 AM PDT            4.01            793         -              Normal
  05/16/2026 04 AM PDT            4.00            785         -              Normal
  05/16/2026 05 AM PDT            3.99            778         -              Normal
  05/16/2026 06 AM PDT            4.00            785         +              Normal
  05/16/2026 07 AM PDT            3.98            770         -              Normal
  05/16/2026 08 AM PDT            3.96            755         -              Normal
  05/16/2026 09 AM PDT            3.95            748         -              Normal
  05/16/2026 10 AM PDT            3.93            733         -              Normal
  05/16/2026 11 AM PDT            3.93            733         0              Normal
  05/16/2026 12 PM PDT            3.90            712         -              Normal
  05/16/2026 01 PM PDT            3.91            719         +              Normal
  05/16/2026 02 PM PDT            3.88            698         -              Normal
  05/16/2026 03 PM PDT            3.87            691         -              Normal
  05/16/2026 04 PM PDT            3.84            670         -              Normal
  05/16/2026 05 PM PDT            3.84            670         0              Normal
  05/16/2026 06 PM PDT            3.82            657         -              Normal
  05/16/2026 07 PM PDT            3.84            670         +              Normal
  05/16/2026 08 PM PDT            3.84            670         0              Normal
  05/16/2026 09 PM PDT            3.85            677         +              Normal
  05/16/2026 10 PM PDT            3.87            691         +              Normal
  05/16/2026 11 PM PDT            3.88            698         +              Normal
  05/17/2026 12 AM PDT            3.89            705         +              Normal
  05/17/2026 01 AM PDT            3.91            719         +              Normal
  05/17/2026 02 AM PDT            3.91            719         0              Normal
  05/17/2026 03 AM PDT            3.90            712         -              Normal
  05/17/2026 04 AM PDT            3.89            705         -              Normal
  05/17/2026 05 AM PDT            3.88            698         -              Normal
  05/17/2026 06 AM PDT            3.88            698         0              Normal
  05/17/2026 07 AM PDT            3.87            691         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/17/2026 08 AM PDT            3.86            684                        Normal
  05/17/2026 09 AM PDT            3.85            677         -              Normal
  05/17/2026 10 AM PDT            3.84            670         -              Normal
  05/17/2026 11 AM PDT            3.83            663         -              Normal
  05/17/2026 12 PM PDT            3.83            663         0              Normal
  05/17/2026 01 PM PDT            3.82            657         -              Normal
  05/17/2026 02 PM PDT            3.81            650         -              Normal
  05/17/2026 03 PM PDT            3.80            643         -              Normal
  05/17/2026 04 PM PDT            3.80            643         0              Normal
  05/17/2026 05 PM PDT            3.80            643         0              Normal
  05/17/2026 06 PM PDT            3.80            643         0              Normal
  05/17/2026 07 PM PDT            3.81            650         +              Normal
  05/17/2026 08 PM PDT            3.81            650         0              Normal
  05/17/2026 09 PM PDT            3.81            650         0              Normal
  05/17/2026 10 PM PDT            3.82            657         +              Normal
  05/17/2026 11 PM PDT            3.81            650         -              Normal
  05/18/2026 12 AM PDT            3.81            650         0              Normal
  05/18/2026 01 AM PDT            3.81            650         0              Normal
  05/18/2026 02 AM PDT            3.81            650         0              Normal
  05/18/2026 03 AM PDT            3.80            643         -              Normal
  05/18/2026 04 AM PDT            3.80            643         0              Normal
  05/18/2026 05 AM PDT            3.79            637         -              Normal
  05/18/2026 06 AM PDT            3.79            637         0              Normal
  05/18/2026 07 AM PDT            3.78            630         -              Normal
  05/18/2026 08 AM PDT            3.77            623         -              Normal
  05/18/2026 09 AM PDT            3.77            623         0              Normal
  05/18/2026 10 AM PDT            3.76            617         -              Normal
  05/18/2026 11 AM PDT            3.75            611         -              Normal
  05/18/2026 12 PM PDT            3.75            611         0              Normal
  05/18/2026 01 PM PDT            3.74            604         -              Normal
  05/18/2026 02 PM PDT            3.73            598         -              Normal
  05/18/2026 03 PM PDT            3.73            598         0              Normal
  05/18/2026 04 PM PDT            3.72            592         -              Normal
  05/18/2026 05 PM PDT            3.72            592         0              Normal
  05/18/2026 06 PM PDT            3.73            598         +              Normal
  05/18/2026 07 PM PDT            3.73            598         0              Normal
  05/18/2026 08 PM PDT            3.73            598         0              Normal
  05/18/2026 09 PM PDT            3.73            598         0              Normal
  05/18/2026 10 PM PDT            3.73            598         0              Normal
  05/18/2026 11 PM PDT            3.73            598         0              Normal
  05/19/2026 12 AM PDT            3.73            598         0              Normal
  05/19/2026 01 AM PDT            3.73            598         0              Normal
  05/19/2026 02 AM PDT            3.73            598         0              Normal
  05/19/2026 03 AM PDT            3.72            592         -              Normal
  05/19/2026 04 AM PDT            3.72            592         0              Normal
  05/19/2026 05 AM PDT            3.71            585         -              Normal
  05/19/2026 06 AM PDT            3.71            585         0              Normal
  05/19/2026 07 AM PDT            3.70            579         -              Normal
  05/19/2026 08 AM PDT            3.70            579         0              Normal
  05/19/2026 09 AM PDT            3.69            573         -              Normal
  05/19/2026 10 AM PDT            3.68            567         -              Normal
  05/19/2026 11 AM PDT            3.67            561         -              Normal
  05/19/2026 12 PM PDT            3.67            561         0              Normal
  05/19/2026 01 PM PDT            3.66            555         -              Normal
  05/19/2026 02 PM PDT            3.65            549         -              Normal
  05/19/2026 03 PM PDT            3.65            549         0              Normal
  05/19/2026 04 PM PDT            3.64            543         -              Normal
  05/19/2026 05 PM PDT            3.65            549         +              Normal
  05/19/2026 06 PM PDT            3.65            549         0              Normal
  05/19/2026 07 PM PDT            3.65            549         0              Normal
  05/19/2026 08 PM PDT            3.65            549         0              Normal
  05/19/2026 09 PM PDT            3.66            555         +              Normal
  05/19/2026 10 PM PDT            3.66            555         0              Normal
  05/19/2026 11 PM PDT            3.66            555         0              Normal
  05/20/2026 12 AM PDT            3.66            555         0              Normal
  05/20/2026 01 AM PDT            3.66            555         0              Normal
  05/20/2026 02 AM PDT            3.66            555         0              Normal
  05/20/2026 03 AM PDT            3.65            549         -              Normal
  05/20/2026 04 AM PDT            3.65            549         0              Normal
  05/20/2026 05 AM PDT            3.64            543         -              Normal
  05/20/2026 06 AM PDT            3.64            543         0              Normal
  05/20/2026 07 AM PDT            3.63            537         -              Normal
  05/20/2026 08 AM PDT            3.62            531         -              Normal
  05/20/2026 09 AM PDT            3.62            531         0              Normal
  05/20/2026 10 AM PDT            3.61            525         -              Normal
  05/20/2026 11 AM PDT            3.60            519         -              Normal
  05/20/2026 12 PM PDT            3.59            514         -              Normal
  05/20/2026 01 PM PDT            3.58            508         -              Normal
  05/20/2026 02 PM PDT            3.58            508         0              Normal
  05/20/2026 03 PM PDT            3.57            502         -              Normal
  05/20/2026 04 PM PDT            3.57            502         0              Normal
  05/20/2026 05 PM PDT            3.57            502         0              Normal
  05/20/2026 06 PM PDT            3.57            502         0              Normal
  05/20/2026 07 PM PDT            3.58            508         +              Normal
  05/20/2026 08 PM PDT            3.58            508         0              Normal
  05/20/2026 09 PM PDT            3.59            514         +              Normal
  05/20/2026 10 PM PDT            3.59            514         0              Normal
  05/20/2026 11 PM PDT            3.59            514         0              Normal
  05/21/2026 12 AM PDT            3.60            519         +              Normal
  05/21/2026 01 AM PDT            3.59            514         -              Normal
  05/21/2026 02 AM PDT            3.59            514         0              Normal
  05/21/2026 03 AM PDT            3.59            514         0              Normal
  05/21/2026 04 AM PDT            3.58            508         -              Normal
  05/21/2026 05 AM PDT            3.58            508         0              Normal
  05/21/2026 06 AM PDT            3.57            502         -              Normal
  05/21/2026 07 AM PDT            3.56            497         -              Normal
  05/21/2026 08 AM PDT            3.56            497         0              Normal
  05/21/2026 09 AM PDT            3.55            491         -              Normal
  05/21/2026 10 AM PDT            3.54            486         -              Normal
  05/21/2026 11 AM PDT            3.53            480         -              Normal
  05/21/2026 12 PM PDT            3.52            475         -              Normal
  05/21/2026 01 PM PDT            3.51            469         -              Normal
  05/21/2026 02 PM PDT            3.50            464         -              Normal
  05/21/2026 03 PM PDT            3.50            464         0              Normal
  05/21/2026 04 PM PDT            3.49            459         -              Normal
  05/21/2026 05 PM PDT            3.49            459         0              Normal
  05/21/2026 06 PM PDT            3.50            464         +              Normal
  05/21/2026 07 PM PDT            3.50            464         0              Normal
  05/21/2026 08 PM PDT            3.51            469         +              Normal
  05/21/2026 09 PM PDT            3.52            475         +              Normal
  05/21/2026 10 PM PDT            3.53            480         +              Normal
  05/21/2026 11 PM PDT            3.53            480         0              Normal
  05/22/2026 12 AM PDT            3.53            480         0              Normal
  05/22/2026 01 AM PDT            3.53            480         0              Normal
  05/22/2026 02 AM PDT            3.53            480         0              Normal
  05/22/2026 03 AM PDT            3.52            475         -              Normal
  05/22/2026 04 AM PDT            3.52            475         0              Normal
  05/22/2026 05 AM PDT            3.51            469         -              Normal
#
# 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.