Significant losses can occur in the Mason Valley upstream of the Mason stream gage. Increased forecast uncertainty exists in the long range forecast due to these unknown losses.
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Walker River - Mason at Snyder Lane (MASN2)
#
# File Generation Time: 10/01/2023 at 08:02 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 10/01/2023 at 07:00 AM PDT
# Maximum Observed Stage: 5.0 Feet
# Maximum Observed Flow: 269 cfs
#
# Earliest Date & Time of Maximum Forecast: 10/01/2023 at 09:00 AM PDT
# Maximum Forecast Stage: 5.0 Feet
# Maximum Forecast Flow: 271 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
09/26/2023 08 AM PDT 4.9 240 Normal
09/26/2023 09 AM PDT 4.9 238 - Normal
09/26/2023 10 AM PDT 4.9 235 - Normal
09/26/2023 11 AM PDT 4.9 233 - Normal
09/26/2023 12 PM PDT 4.9 233 0 Normal
09/26/2023 01 PM PDT 4.9 235 + Normal
09/26/2023 02 PM PDT 4.9 235 0 Normal
09/26/2023 03 PM PDT 4.9 238 + Normal
09/26/2023 04 PM PDT 4.9 235 - Normal
09/26/2023 05 PM PDT 4.9 235 0 Normal
09/26/2023 06 PM PDT 4.9 233 - Normal
09/26/2023 07 PM PDT 4.9 233 0 Normal
09/26/2023 08 PM PDT 4.8 231 - Normal
09/26/2023 09 PM PDT 4.9 233 + Normal
09/26/2023 10 PM PDT 4.9 233 0 Normal
09/26/2023 11 PM PDT 4.9 233 0 Normal
09/27/2023 12 AM PDT 4.8 231 - Normal
09/27/2023 01 AM PDT 4.8 228 - Normal
09/27/2023 02 AM PDT 4.8 228 0 Normal
09/27/2023 03 AM PDT 4.8 226 - Normal
09/27/2023 04 AM PDT 4.8 224 - Normal
09/27/2023 05 AM PDT 4.8 224 0 Normal
09/27/2023 06 AM PDT 4.8 224 0 Normal
09/27/2023 07 AM PDT 4.8 222 - Normal
09/27/2023 08 AM PDT 4.8 222 0 Normal
09/27/2023 09 AM PDT 4.8 224 + Normal
09/27/2023 10 AM PDT 4.8 224 0 Normal
09/27/2023 11 AM PDT 4.8 228 + Normal
09/27/2023 12 PM PDT 4.8 228 0 Normal
09/27/2023 01 PM PDT 4.8 228 0 Normal
09/27/2023 02 PM PDT 4.8 224 - Normal
09/27/2023 03 PM PDT 4.8 226 + Normal
09/27/2023 04 PM PDT 4.8 224 - Normal
09/27/2023 05 PM PDT 4.8 226 + Normal
09/27/2023 06 PM PDT 4.8 224 - Normal
09/27/2023 07 PM PDT 4.8 224 0 Normal
09/27/2023 08 PM PDT 4.8 226 + Normal
09/27/2023 09 PM PDT 4.8 226 0 Normal
09/27/2023 10 PM PDT 4.8 228 + Normal
09/27/2023 11 PM PDT 4.8 231 + Normal
09/28/2023 12 AM PDT 4.8 231 0 Normal
09/28/2023 01 AM PDT 4.8 231 0 Normal
09/28/2023 02 AM PDT 4.8 231 0 Normal
09/28/2023 03 AM PDT 4.8 231 0 Normal
09/28/2023 04 AM PDT 4.8 231 0 Normal
09/28/2023 05 AM PDT 4.8 228 - Normal
09/28/2023 06 AM PDT 4.8 228 0 Normal
09/28/2023 07 AM PDT 4.8 226 - Normal
09/28/2023 08 AM PDT 4.8 226 0 Normal
09/28/2023 09 AM PDT 4.8 226 0 Normal
09/28/2023 10 AM PDT 4.8 226 0 Normal
09/28/2023 11 AM PDT 4.8 226 0 Normal
09/28/2023 12 PM PDT 4.8 226 0 Normal
09/28/2023 01 PM PDT 4.8 226 0 Normal
09/28/2023 02 PM PDT 4.8 226 0 Normal
09/28/2023 03 PM PDT 4.8 228 + Normal
09/28/2023 04 PM PDT 4.9 233 + Normal
09/28/2023 05 PM PDT 4.9 233 0 Normal
09/28/2023 06 PM PDT 4.9 233 0 Normal
09/28/2023 07 PM PDT 4.9 238 + Normal
09/28/2023 08 PM PDT 4.9 238 0 Normal
09/28/2023 09 PM PDT 4.9 238 0 Normal
09/28/2023 10 PM PDT 4.9 240 + Normal
09/28/2023 11 PM PDT 4.9 242 + Normal
09/29/2023 12 AM PDT 4.9 242 0 Normal
09/29/2023 01 AM PDT 4.9 240 - Normal
09/29/2023 02 AM PDT 4.9 240 0 Normal
09/29/2023 03 AM PDT 4.9 240 0 Normal
09/29/2023 04 AM PDT 4.9 240 0 Normal
09/29/2023 05 AM PDT 4.9 245 + Normal
09/29/2023 06 AM PDT 4.9 245 0 Normal
09/29/2023 07 AM PDT 4.9 242 - Normal
09/29/2023 08 AM PDT 4.9 242 0 Normal
09/29/2023 09 AM PDT 4.9 245 + Normal
09/29/2023 10 AM PDT 4.9 245 0 Normal
09/29/2023 11 AM PDT 4.9 247 + Normal
09/29/2023 12 PM PDT 4.9 252 + Normal
09/29/2023 01 PM PDT 4.9 249 - Normal
09/29/2023 02 PM PDT 4.9 252 + Normal
09/29/2023 03 PM PDT 4.9 249 - Normal
09/29/2023 04 PM PDT 4.9 249 0 Normal
09/29/2023 05 PM PDT 4.9 252 + Normal
09/29/2023 06 PM PDT 5.0 254 + Normal
09/29/2023 07 PM PDT 5.0 254 0 Normal
09/29/2023 08 PM PDT 5.0 256 + Normal
09/29/2023 09 PM PDT 5.0 256 0 Normal
09/29/2023 10 PM PDT 5.0 256 0 Normal
09/29/2023 11 PM PDT 5.0 256 0 Normal
09/30/2023 12 AM PDT 5.0 254 - Normal
09/30/2023 01 AM PDT 4.9 252 - Normal
09/30/2023 02 AM PDT 4.9 249 - Normal
09/30/2023 03 AM PDT 4.9 252 + Normal
09/30/2023 04 AM PDT 4.9 249 - Normal
09/30/2023 05 AM PDT 4.9 249 0 Normal
09/30/2023 06 AM PDT 4.9 249 0 Normal
09/30/2023 07 AM PDT 4.9 249 0 Normal
09/30/2023 08 AM PDT 4.9 249 0 Normal
09/30/2023 09 AM PDT 4.9 249 0 Normal
09/30/2023 10 AM PDT 4.9 249 0 Normal
09/30/2023 11 AM PDT 4.9 249 0 Normal
09/30/2023 12 PM PDT 4.9 249 0 Normal
09/30/2023 01 PM PDT 4.9 247 - Normal
09/30/2023 02 PM PDT 4.9 249 + Normal
09/30/2023 03 PM PDT 4.9 249 0 Normal
09/30/2023 04 PM PDT 4.9 249 0 Normal
09/30/2023 05 PM PDT 4.9 249 0 Normal
09/30/2023 06 PM PDT 4.9 252 + Normal
09/30/2023 07 PM PDT 4.9 249 - Normal
09/30/2023 08 PM PDT 4.9 252 + Normal
09/30/2023 09 PM PDT 5.0 254 + Normal
09/30/2023 10 PM PDT 5.0 254 0 Normal
09/30/2023 11 PM PDT 5.0 254 0 Normal
10/01/2023 12 AM PDT 5.0 256 + Normal
10/01/2023 01 AM PDT 5.0 256 0 Normal
10/01/2023 02 AM PDT 5.0 259 + Normal
10/01/2023 03 AM PDT 5.0 261 + Normal
10/01/2023 04 AM PDT 5.0 264 + Normal
10/01/2023 05 AM PDT 5.0 264 0 Normal
10/01/2023 06 AM PDT 5.0 266 + Normal
10/01/2023 07 AM PDT 5.0 269 + Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
10/01/2023 08 AM PDT 5.0 269 Normal
10/01/2023 09 AM PDT 5.0 271 + Normal
10/01/2023 10 AM PDT 5.0 269 - Normal
10/01/2023 11 AM PDT 5.0 269 0 Normal
10/01/2023 12 PM PDT 5.0 266 - Normal
10/01/2023 01 PM PDT 5.0 266 0 Normal
10/01/2023 02 PM PDT 5.0 266 0 Normal
10/01/2023 03 PM PDT 5.0 266 0 Normal
10/01/2023 04 PM PDT 5.0 266 0 Normal
10/01/2023 05 PM PDT 5.0 266 0 Normal
10/01/2023 06 PM PDT 5.0 271 + Normal
10/01/2023 07 PM PDT 5.0 271 0 Normal
10/01/2023 08 PM PDT 5.0 269 - Normal
10/01/2023 09 PM PDT 5.0 269 0 Normal
10/01/2023 10 PM PDT 5.0 266 - Normal
10/01/2023 11 PM PDT 5.0 266 0 Normal
10/02/2023 12 AM PDT 5.0 264 - Normal
10/02/2023 01 AM PDT 5.0 264 0 Normal
10/02/2023 02 AM PDT 5.0 261 - Normal
10/02/2023 03 AM PDT 5.0 259 - Normal
10/02/2023 04 AM PDT 5.0 259 0 Normal
10/02/2023 05 AM PDT 5.0 256 - Normal
10/02/2023 06 AM PDT 5.0 254 - Normal
10/02/2023 07 AM PDT 5.0 254 0 Normal
10/02/2023 08 AM PDT 4.9 252 - Normal
10/02/2023 09 AM PDT 4.9 252 0 Normal
10/02/2023 10 AM PDT 4.9 249 - Normal
10/02/2023 11 AM PDT 4.9 249 0 Normal
10/02/2023 12 PM PDT 4.9 247 - Normal
10/02/2023 01 PM PDT 4.9 247 0 Normal
10/02/2023 02 PM PDT 4.9 245 - Normal
10/02/2023 03 PM PDT 4.9 245 0 Normal
10/02/2023 04 PM PDT 4.9 242 - Normal
10/02/2023 05 PM PDT 4.9 242 0 Normal
10/02/2023 06 PM PDT 4.9 245 + Normal
10/02/2023 07 PM PDT 4.9 245 0 Normal
10/02/2023 08 PM PDT 4.9 242 - Normal
10/02/2023 09 PM PDT 4.9 242 0 Normal
10/02/2023 10 PM PDT 4.9 242 0 Normal
10/02/2023 11 PM PDT 4.9 242 0 Normal
10/03/2023 12 AM PDT 4.9 242 0 Normal
10/03/2023 01 AM PDT 4.9 242 0 Normal
10/03/2023 02 AM PDT 4.9 240 - Normal
10/03/2023 03 AM PDT 4.9 240 0 Normal
10/03/2023 04 AM PDT 4.9 240 0 Normal
10/03/2023 05 AM PDT 4.9 240 0 Normal
10/03/2023 06 AM PDT 4.9 238 - Normal
10/03/2023 07 AM PDT 4.9 238 0 Normal
10/03/2023 08 AM PDT 4.9 238 0 Normal
10/03/2023 09 AM PDT 4.9 238 0 Normal
10/03/2023 10 AM PDT 4.9 238 0 Normal
10/03/2023 11 AM PDT 4.9 235 - Normal
10/03/2023 12 PM PDT 4.9 235 0 Normal
10/03/2023 01 PM PDT 4.9 235 0 Normal
10/03/2023 02 PM PDT 4.9 235 0 Normal
10/03/2023 03 PM PDT 4.9 235 0 Normal
10/03/2023 04 PM PDT 4.9 235 0 Normal
10/03/2023 05 PM PDT 4.9 235 0 Normal
10/03/2023 06 PM PDT 4.9 238 + Normal
10/03/2023 07 PM PDT 4.9 238 0 Normal
10/03/2023 08 PM PDT 4.9 238 0 Normal
10/03/2023 09 PM PDT 4.9 238 0 Normal
10/03/2023 10 PM PDT 4.9 238 0 Normal
10/03/2023 11 PM PDT 4.9 238 0 Normal
10/04/2023 12 AM PDT 4.9 238 0 Normal
10/04/2023 01 AM PDT 4.9 238 0 Normal
10/04/2023 02 AM PDT 4.9 240 + Normal
10/04/2023 03 AM PDT 4.9 240 0 Normal
10/04/2023 04 AM PDT 4.9 240 0 Normal
10/04/2023 05 AM PDT 4.9 240 0 Normal
10/04/2023 06 AM PDT 4.9 240 0 Normal
10/04/2023 07 AM PDT 4.9 238 - Normal
10/04/2023 08 AM PDT 4.9 238 0 Normal
10/04/2023 09 AM PDT 4.9 238 0 Normal
10/04/2023 10 AM PDT 4.9 238 0 Normal
10/04/2023 11 AM PDT 4.9 238 0 Normal
10/04/2023 12 PM PDT 4.9 238 0 Normal
10/04/2023 01 PM PDT 4.9 238 0 Normal
10/04/2023 02 PM PDT 4.9 238 0 Normal
10/04/2023 03 PM PDT 4.9 238 0 Normal
10/04/2023 04 PM PDT 4.9 238 0 Normal
10/04/2023 05 PM PDT 4.9 238 0 Normal
10/04/2023 06 PM PDT 4.9 242 + Normal
10/04/2023 07 PM PDT 4.9 242 0 Normal
10/04/2023 08 PM PDT 4.9 242 0 Normal
10/04/2023 09 PM PDT 4.9 242 0 Normal
10/04/2023 10 PM PDT 4.9 242 0 Normal
10/04/2023 11 PM PDT 4.9 245 + Normal
10/05/2023 12 AM PDT 4.9 245 0 Normal
10/05/2023 01 AM PDT 4.9 245 0 Normal
10/05/2023 02 AM PDT 4.9 245 0 Normal
10/05/2023 03 AM PDT 4.9 245 0 Normal
10/05/2023 04 AM PDT 4.9 245 0 Normal
10/05/2023 05 AM PDT 4.9 245 0 Normal
10/05/2023 06 AM PDT 4.9 245 0 Normal
10/05/2023 07 AM PDT 4.9 245 0 Normal
10/05/2023 08 AM PDT 4.9 245 0 Normal
10/05/2023 09 AM PDT 4.9 245 0 Normal
10/05/2023 10 AM PDT 4.9 245 0 Normal
10/05/2023 11 AM PDT 4.9 245 0 Normal
10/05/2023 12 PM PDT 4.9 245 0 Normal
10/05/2023 01 PM PDT 4.9 245 0 Normal
10/05/2023 02 PM PDT 4.9 245 0 Normal
10/05/2023 03 PM PDT 4.9 245 0 Normal
10/05/2023 04 PM PDT 4.9 245 0 Normal
10/05/2023 05 PM PDT 4.9 245 0 Normal
10/05/2023 06 PM PDT 4.9 249 + Normal
10/05/2023 07 PM PDT 4.9 249 0 Normal
10/05/2023 08 PM PDT 4.9 249 0 Normal
10/05/2023 09 PM PDT 4.9 249 0 Normal
10/05/2023 10 PM PDT 4.9 249 0 Normal
10/05/2023 11 PM PDT 4.9 249 0 Normal
10/06/2023 12 AM PDT 4.9 249 0 Normal
10/06/2023 01 AM PDT 4.9 252 + Normal
10/06/2023 02 AM PDT 4.9 252 0 Normal
10/06/2023 03 AM PDT 4.9 252 0 Normal
10/06/2023 04 AM PDT 4.9 252 0 Normal
10/06/2023 05 AM PDT 4.9 252 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 flow.# NOTE 4: Maximum Values are determined using unrounded stage and flow.