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

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WALKER RIVER - MASON AT SNYDER LANE (MASN2)
Latitude: 38.92º NLongitude: 119.19º WElevation: 4420 Feet
Location: Lyon County in NevadaRiver Group: Eastern Sierra
Issuance Time: Dec 10 2018 at 1:51 PM PSTNext Issuance: Dec 11 2018 at 9:00 AM PST
Monitor Stage: 9.3 FeetFlood Stage: 9.8 Feet

SPECIAL NOTE:Provisional rating under development due to recent sediment removal. Increased uncertainty exists for both observed and forecast flows.

# Tabular River Observed & Forecast - Hydrograph Information
#
# File Generation Time:  12/10/2018  01:51 PM PST
# Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/09/2018 10 AM PST
# Maximum Observed Stage:                       4.3 Feet
# Maximum Observed Flow:                        62 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/10/2018 02 PM PST
# Maximum Forecast Stage:                       4.3 Feet
# Maximum Forecast Flow:                        53 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/05/2018 01 PM PST             4.3             62                        Normal
  12/05/2018 02 PM PST             4.3             62         0              Normal
  12/05/2018 03 PM PST             4.3             62         0              Normal
  12/05/2018 04 PM PST             4.3             62         0              Normal
  12/05/2018 05 PM PST             4.3             62         0              Normal
  12/05/2018 06 PM PST             4.3             62         0              Normal
  12/05/2018 07 PM PST             4.3             62         0              Normal
  12/05/2018 08 PM PST             4.3             62         0              Normal
  12/05/2018 09 PM PST             4.3             62         0              Normal
  12/05/2018 10 PM PST             4.3             62         0              Normal
  12/05/2018 11 PM PST             4.3             61         -              Normal
  12/06/2018 12 AM PST             4.3             61         0              Normal
  12/06/2018 01 AM PST             4.3             61         0              Normal
  12/06/2018 02 AM PST             4.3             61         0              Normal
  12/06/2018 03 AM PST             4.3             61         0              Normal
  12/06/2018 04 AM PST             4.3             61         0              Normal
  12/06/2018 05 AM PST             4.3             61         0              Normal
  12/06/2018 06 AM PST             4.3             61         0              Normal
  12/06/2018 07 AM PST             4.3             61         0              Normal
  12/06/2018 08 AM PST             4.3             62         +              Normal
  12/06/2018 09 AM PST             4.3             62         0              Normal
  12/06/2018 10 AM PST             4.3             60         -              Normal
  12/06/2018 11 AM PST             4.3             61         +              Normal
  12/06/2018 12 PM PST             4.3             62         +              Normal
  12/06/2018 01 PM PST             4.3             62         0              Normal
  12/06/2018 02 PM PST             4.3             62         0              Normal
  12/06/2018 03 PM PST             4.3             62         0              Normal
  12/06/2018 04 PM PST             4.3             61         -              Normal
  12/06/2018 05 PM PST             4.3             60         -              Normal
  12/06/2018 06 PM PST             4.3             61         +              Normal
  12/06/2018 07 PM PST             4.3             61         0              Normal
  12/06/2018 08 PM PST             4.3             61         0              Normal
  12/06/2018 09 PM PST             4.3             61         0              Normal
  12/06/2018 10 PM PST             4.3             61         0              Normal
  12/06/2018 11 PM PST             4.3             61         0              Normal
  12/07/2018 12 AM PST             4.3             61         0              Normal
  12/07/2018 01 AM PST             4.3             61         0              Normal
  12/07/2018 02 AM PST             4.3             62         +              Normal
  12/07/2018 03 AM PST             4.3             61         -              Normal
  12/07/2018 04 AM PST             4.3             60         -              Normal
  12/07/2018 05 AM PST             4.3             61         +              Normal
  12/07/2018 06 AM PST             4.3             62         +              Normal
  12/07/2018 07 AM PST             4.3             62         0              Normal
  12/07/2018 08 AM PST             4.3             61         -              Normal
  12/07/2018 09 AM PST             4.3             60         -              Normal
  12/07/2018 10 AM PST             4.3             60         0              Normal
  12/07/2018 11 AM PST             4.3             60         0              Normal
  12/07/2018 12 PM PST             4.3             61         +              Normal
  12/07/2018 01 PM PST             4.3             61         0              Normal
  12/07/2018 02 PM PST             4.3             61         0              Normal
  12/07/2018 03 PM PST             4.3             61         0              Normal
  12/07/2018 04 PM PST             4.3             61         0              Normal
  12/07/2018 05 PM PST             4.3             60         -              Normal
  12/07/2018 06 PM PST             4.3             61         +              Normal
  12/07/2018 07 PM PST             4.3             61         0              Normal
  12/07/2018 08 PM PST             4.3             60         -              Normal
  12/07/2018 09 PM PST             4.3             60         0              Normal
  12/07/2018 10 PM PST             4.3             60         0              Normal
  12/07/2018 11 PM PST             4.3             60         0              Normal
  12/08/2018 12 AM PST             4.3             61         +              Normal
  12/08/2018 01 AM PST             4.3             61         0              Normal
  12/08/2018 02 AM PST             4.3             61         0              Normal
  12/08/2018 03 AM PST             4.3             62         +              Normal
  12/08/2018 04 AM PST             4.3             61         -              Normal
  12/08/2018 05 AM PST             4.3             61         0              Normal
  12/08/2018 06 AM PST             4.3             60         -              Normal
  12/08/2018 07 AM PST             4.3             60         0              Normal
  12/08/2018 08 AM PST             4.3             61         +              Normal
  12/08/2018 09 AM PST             4.3             61         0              Normal
  12/08/2018 10 AM PST             4.3             61         0              Normal
  12/08/2018 11 AM PST             4.3             61         0              Normal
  12/08/2018 12 PM PST             4.3             61         0              Normal
  12/08/2018 01 PM PST             4.3             61         0              Normal
  12/08/2018 02 PM PST             4.3             61         0              Normal
  12/08/2018 03 PM PST             4.3             61         0              Normal
  12/08/2018 04 PM PST             4.3             60         -              Normal
  12/08/2018 05 PM PST             4.3             61         +              Normal
  12/08/2018 06 PM PST             4.3             61         0              Normal
  12/08/2018 07 PM PST             4.3             61         0              Normal
  12/08/2018 08 PM PST             4.3             60         -              Normal
  12/08/2018 09 PM PST             4.3             60         0              Normal
  12/08/2018 10 PM PST             4.3             60         0              Normal
  12/08/2018 11 PM PST             4.3             60         0              Normal
  12/09/2018 12 AM PST             4.3             60         0              Normal
  12/09/2018 01 AM PST             4.3             61         +              Normal
  12/09/2018 02 AM PST             4.3             61         0              Normal
  12/09/2018 03 AM PST             4.3             61         0              Normal
  12/09/2018 04 AM PST             4.3             60         -              Normal
  12/09/2018 05 AM PST             4.3             60         0              Normal
  12/09/2018 06 AM PST             4.3             61         +              Normal
  12/09/2018 07 AM PST             4.3             60         -              Normal
  12/09/2018 08 AM PST             4.3             60         0              Normal
  12/09/2018 09 AM PST             4.3             61         +              Normal
  12/09/2018 10 AM PST             4.3             62         +              Normal
  12/09/2018 11 AM PST             4.3             61         -              Normal
  12/09/2018 12 PM PST             4.3             60         -              Normal
  12/09/2018 01 PM PST             4.3             61         +              Normal
  12/09/2018 02 PM PST             4.3             60         -              Normal
  12/09/2018 03 PM PST             4.3             60         0              Normal
  12/09/2018 04 PM PST             4.3             60         0              Normal
  12/09/2018 05 PM PST             4.3             59         -              Normal
  12/09/2018 06 PM PST             4.3             57         -              Normal
  12/09/2018 07 PM PST             4.3             59         +              Normal
  12/09/2018 08 PM PST             4.3             59         0              Normal
  12/09/2018 09 PM PST             4.3             59         0              Normal
  12/09/2018 10 PM PST             4.3             57         -              Normal
  12/09/2018 11 PM PST             4.3             57         0              Normal
  12/10/2018 12 AM PST             4.3             57         0              Normal
  12/10/2018 01 AM PST             4.3             57         0              Normal
  12/10/2018 02 AM PST             4.3             57         0              Normal
  12/10/2018 03 AM PST             4.3             57         0              Normal
  12/10/2018 04 AM PST             4.3             57         0              Normal
  12/10/2018 05 AM PST             4.3             57         0              Normal
  12/10/2018 06 AM PST             4.3             57         0              Normal
  12/10/2018 07 AM PST             4.3             56         -              Normal
  12/10/2018 08 AM PST             4.3             56         0              Normal
  12/10/2018 09 AM PST             4.3             56         0              Normal
  12/10/2018 10 AM PST             4.3             56         0              Normal
  12/10/2018 11 AM PST             4.3             56         0              Normal
  12/10/2018 12 PM PST             4.3             56         0              Normal
  12/10/2018 01 PM PST             4.3             55         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/10/2018 02 PM PST             4.3             53                        Normal
  12/10/2018 03 PM PST             4.3             52         -              Normal
  12/10/2018 04 PM PST             4.3             52         0              Normal
  12/10/2018 05 PM PST             4.2             51         -              Normal
  12/10/2018 06 PM PST             4.2             50         -              Normal
  12/10/2018 07 PM PST             4.2             50         0              Normal
  12/10/2018 08 PM PST             4.2             50         0              Normal
  12/10/2018 09 PM PST             4.2             49         -              Normal
  12/10/2018 10 PM PST             4.2             49         0              Normal
  12/10/2018 11 PM PST             4.2             49         0              Normal
  12/11/2018 12 AM PST             4.2             49         0              Normal
  12/11/2018 01 AM PST             4.2             49         0              Normal
  12/11/2018 02 AM PST             4.2             49         0              Normal
  12/11/2018 03 AM PST             4.2             49         0              Normal
  12/11/2018 04 AM PST             4.2             49         0              Normal
  12/11/2018 05 AM PST             4.2             49         0              Normal
  12/11/2018 06 AM PST             4.2             49         0              Normal
  12/11/2018 07 AM PST             4.2             49         0              Normal
  12/11/2018 08 AM PST             4.2             49         0              Normal
  12/11/2018 09 AM PST             4.2             49         0              Normal
  12/11/2018 10 AM PST             4.2             48         -              Normal
  12/11/2018 11 AM PST             4.2             48         0              Normal
  12/11/2018 12 PM PST             4.2             48         0              Normal
  12/11/2018 01 PM PST             4.2             48         0              Normal
  12/11/2018 02 PM PST             4.2             48         0              Normal
  12/11/2018 03 PM PST             4.2             48         0              Normal
  12/11/2018 04 PM PST             4.2             48         0              Normal
  12/11/2018 05 PM PST             4.2             48         0              Normal
  12/11/2018 06 PM PST             4.2             48         0              Normal
  12/11/2018 07 PM PST             4.2             48         0              Normal
  12/11/2018 08 PM PST             4.2             48         0              Normal
  12/11/2018 09 PM PST             4.2             48         0              Normal
  12/11/2018 10 PM PST             4.2             48         0              Normal
  12/11/2018 11 PM PST             4.2             48         0              Normal
  12/12/2018 12 AM PST             4.2             48         0              Normal
  12/12/2018 01 AM PST             4.2             48         0              Normal
  12/12/2018 02 AM PST             4.2             48         0              Normal
  12/12/2018 03 AM PST             4.2             48         0              Normal
  12/12/2018 04 AM PST             4.2             48         0              Normal
  12/12/2018 05 AM PST             4.2             48         0              Normal
  12/12/2018 06 AM PST             4.2             48         0              Normal
  12/12/2018 07 AM PST             4.2             48         0              Normal
  12/12/2018 08 AM PST             4.2             48         0              Normal
  12/12/2018 09 AM PST             4.2             48         0              Normal
  12/12/2018 10 AM PST             4.2             48         0              Normal
  12/12/2018 11 AM PST             4.2             48         0              Normal
  12/12/2018 12 PM PST             4.2             48         0              Normal
  12/12/2018 01 PM PST             4.2             48         0              Normal
  12/12/2018 02 PM PST             4.2             48         0              Normal
  12/12/2018 03 PM PST             4.2             48         0              Normal
  12/12/2018 04 PM PST             4.2             48         0              Normal
  12/12/2018 05 PM PST             4.2             48         0              Normal
  12/12/2018 06 PM PST             4.2             48         0              Normal
  12/12/2018 07 PM PST             4.2             48         0              Normal
  12/12/2018 08 PM PST             4.2             48         0              Normal
  12/12/2018 09 PM PST             4.2             48         0              Normal
  12/12/2018 10 PM PST             4.2             48         0              Normal
  12/12/2018 11 PM PST             4.2             48         0              Normal
  12/13/2018 12 AM PST             4.2             48         0              Normal
  12/13/2018 01 AM PST             4.2             48         0              Normal
  12/13/2018 02 AM PST             4.2             48         0              Normal
  12/13/2018 03 AM PST             4.2             48         0              Normal
  12/13/2018 04 AM PST             4.2             48         0              Normal
  12/13/2018 05 AM PST             4.2             48         0              Normal
  12/13/2018 06 AM PST             4.2             48         0              Normal
  12/13/2018 07 AM PST             4.2             48         0              Normal
  12/13/2018 08 AM PST             4.2             48         0              Normal
  12/13/2018 09 AM PST             4.2             48         0              Normal
  12/13/2018 10 AM PST             4.2             48         0              Normal
  12/13/2018 11 AM PST             4.2             48         0              Normal
  12/13/2018 12 PM PST             4.2             48         0              Normal
  12/13/2018 01 PM PST             4.2             48         0              Normal
  12/13/2018 02 PM PST             4.2             48         0              Normal
  12/13/2018 03 PM PST             4.2             48         0              Normal
  12/13/2018 04 PM PST             4.2             48         0              Normal
  12/13/2018 05 PM PST             4.2             48         0              Normal
  12/13/2018 06 PM PST             4.2             48         0              Normal
  12/13/2018 07 PM PST             4.2             48         0              Normal
  12/13/2018 08 PM PST             4.2             48         0              Normal
  12/13/2018 09 PM PST             4.2             48         0              Normal
  12/13/2018 10 PM PST             4.2             48         0              Normal
  12/13/2018 11 PM PST             4.2             48         0              Normal
  12/14/2018 12 AM PST             4.2             48         0              Normal
  12/14/2018 01 AM PST             4.2             48         0              Normal
  12/14/2018 02 AM PST             4.2             48         0              Normal
  12/14/2018 03 AM PST             4.2             48         0              Normal
  12/14/2018 04 AM PST             4.2             48         0              Normal
  12/14/2018 05 AM PST             4.2             48         0              Normal
  12/14/2018 06 AM PST             4.2             48         0              Normal
  12/14/2018 07 AM PST             4.2             48         0              Normal
  12/14/2018 08 AM PST             4.2             48         0              Normal
  12/14/2018 09 AM PST             4.2             48         0              Normal
  12/14/2018 10 AM PST             4.2             48         0              Normal
  12/14/2018 11 AM PST             4.2             48         0              Normal
  12/14/2018 12 PM PST             4.2             48         0              Normal
  12/14/2018 01 PM PST             4.2             48         0              Normal
  12/14/2018 02 PM PST             4.2             48         0              Normal
  12/14/2018 03 PM PST             4.2             48         0              Normal
  12/14/2018 04 PM PST             4.2             48         0              Normal
  12/14/2018 05 PM PST             4.2             48         0              Normal
  12/14/2018 06 PM PST             4.2             48         0              Normal
  12/14/2018 07 PM PST             4.2             48         0              Normal
  12/14/2018 08 PM PST             4.2             48         0              Normal
  12/14/2018 09 PM PST             4.2             48         0              Normal
  12/14/2018 10 PM PST             4.2             48         0              Normal
  12/14/2018 11 PM PST             4.2             48         0              Normal
  12/15/2018 12 AM PST             4.2             48         0              Normal
  12/15/2018 01 AM PST             4.2             48         0              Normal
  12/15/2018 02 AM PST             4.2             48         0              Normal
  12/15/2018 03 AM PST             4.2             48         0              Normal
  12/15/2018 04 AM PST             4.2             48         0              Normal

# NOTE 1: Stages are rounded to the nearest tenth (.1) 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/or flow.
# NOTE 4: Maximum Values are determined using unrounded stage and/or flow.