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

 | 

LYTLE CREEK - COLTON (YTLC1)
Latitude: 34.08º NLongitude: 117.30º WElevation: 975 FeetForecast Type: Unofficial Location
Location: San Bernardino County in CaliforniaBulletin Group: Southern CaliforniaRiver Group: Southern California
Issuance Time: Oct 15 2026 at 7:53 AM PDTNext Issuance: Oct 16 2026 at 9:00 AM PDT
Action: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Lytle Creek - Colton (YTLC1)
#
# File Generation Time:  10/15/2026 at 07:55 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  10/11/2026 at 12:00 PM PDT
# Maximum Observed Stage:                       2.54 Feet
# Maximum Observed Flow:                        198 cfs
#
# Earliest Date & Time of Maximum Forecast:     10/18/2026 at 02:00 AM PDT
# Maximum Forecast Stage:                       2.09 Feet
# Maximum Forecast Flow:                        10 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  10/10/2026 07 AM PDT            2.04              1                Not Applicable
  10/10/2026 08 AM PDT            2.04              1         0      Not Applicable
  10/10/2026 09 AM PDT            2.04              1         0      Not Applicable
  10/10/2026 10 AM PDT            2.04              1         0      Not Applicable
  10/10/2026 11 AM PDT            2.04              1         0      Not Applicable
  10/10/2026 12 PM PDT            2.04              1         0      Not Applicable
  10/10/2026 01 PM PDT            2.04              1         0      Not Applicable
  10/10/2026 02 PM PDT            2.04              1         0      Not Applicable
  10/10/2026 03 PM PDT            2.04              1         0      Not Applicable
  10/10/2026 04 PM PDT            2.04              1         0      Not Applicable
  10/10/2026 05 PM PDT            2.04              1         0      Not Applicable
  10/10/2026 06 PM PDT            2.04              1         0      Not Applicable
  10/10/2026 07 PM PDT            2.04              1         0      Not Applicable
  10/10/2026 08 PM PDT            2.05              2         +      Not Applicable
  10/10/2026 09 PM PDT            2.06              4         +      Not Applicable
  10/10/2026 10 PM PDT            2.09             10         +      Not Applicable
  10/10/2026 11 PM PDT            2.13             20         +      Not Applicable
  10/11/2026 12 AM PDT            2.14             22         +      Not Applicable
  10/11/2026 01 AM PDT            2.15             25         +      Not Applicable
  10/11/2026 02 AM PDT            2.19             38         +      Not Applicable
  10/11/2026 03 AM PDT            2.27             68         +      Not Applicable
  10/11/2026 04 AM PDT            2.37            111         +      Not Applicable
  10/11/2026 05 AM PDT            2.41            130         +      Not Applicable
  10/11/2026 06 AM PDT            2.42            135         +      Not Applicable
  10/11/2026 07 AM PDT            2.44            145         +      Not Applicable
  10/11/2026 08 AM PDT            2.46            155         +      Not Applicable
  10/11/2026 09 AM PDT            2.49            171         +      Not Applicable
  10/11/2026 10 AM PDT            2.52            187         +      Not Applicable
  10/11/2026 11 AM PDT            2.53            193         +      Not Applicable
  10/11/2026 12 PM PDT            2.54            198         +      Not Applicable
  10/11/2026 01 PM PDT            2.53            193         -      Not Applicable
  10/11/2026 02 PM PDT            2.50            177         -      Not Applicable
  10/11/2026 03 PM PDT            2.45            150         -      Not Applicable
  10/11/2026 04 PM PDT            2.37            111         -      Not Applicable
  10/11/2026 05 PM PDT            2.33             93         -      Not Applicable
  10/11/2026 06 PM PDT            2.30             80         -      Not Applicable
  10/11/2026 07 PM PDT            2.29             76         -      Not Applicable
  10/11/2026 08 PM PDT            2.27             68         -      Not Applicable
  10/11/2026 09 PM PDT            2.24             56         -      Not Applicable
  10/11/2026 10 PM PDT            2.20             41         -      Not Applicable
  10/11/2026 11 PM PDT            2.18             35         -      Not Applicable
  10/12/2026 12 AM PDT            2.17             31         -      Not Applicable
  10/12/2026 01 AM PDT            2.16             28         -      Not Applicable
  10/12/2026 02 AM PDT            2.15             25         -      Not Applicable
  10/12/2026 03 AM PDT            2.15             25         0      Not Applicable
  10/12/2026 04 AM PDT            2.16             28         +      Not Applicable
  10/12/2026 05 AM PDT            2.16             28         0      Not Applicable
  10/12/2026 06 AM PDT            2.16             28         0      Not Applicable
  10/12/2026 07 AM PDT            2.16             28         0      Not Applicable
  10/12/2026 08 AM PDT            2.16             28         0      Not Applicable
  10/12/2026 09 AM PDT            2.17             31         +      Not Applicable
  10/12/2026 10 AM PDT            2.19             38         +      Not Applicable
  10/12/2026 11 AM PDT            2.19             38         0      Not Applicable
  10/12/2026 12 PM PDT            2.19             38         0      Not Applicable
  10/12/2026 01 PM PDT            2.20             41         +      Not Applicable
  10/12/2026 02 PM PDT            2.19             38         -      Not Applicable
  10/12/2026 03 PM PDT            2.18             35         -      Not Applicable
  10/12/2026 04 PM PDT            2.15             25         -      Not Applicable
  10/12/2026 05 PM PDT            2.13             20         -      Not Applicable
  10/12/2026 06 PM PDT            2.12             17         -      Not Applicable
  10/12/2026 07 PM PDT            2.11             14         -      Not Applicable
  10/12/2026 08 PM PDT            2.10             12         -      Not Applicable
  10/12/2026 09 PM PDT            2.09             10         -      Not Applicable
  10/12/2026 10 PM PDT            2.07              6         -      Not Applicable
  10/12/2026 11 PM PDT            2.07              6         0      Not Applicable
  10/13/2026 12 AM PDT            2.06              4         -      Not Applicable
  10/13/2026 01 AM PDT            2.06              4         0      Not Applicable
  10/13/2026 02 AM PDT            2.05              2         -      Not Applicable
  10/13/2026 03 AM PDT            2.04              1         -      Not Applicable
  10/13/2026 04 AM PDT            2.04              1         0      Not Applicable
  10/13/2026 05 AM PDT            2.04              1         0      Not Applicable
  10/13/2026 06 AM PDT            2.04              1         0      Not Applicable
  10/13/2026 07 AM PDT            2.04              1         0      Not Applicable
  10/13/2026 08 AM PDT            2.04              1         0      Not Applicable
  10/13/2026 09 AM PDT            2.06              4         +      Not Applicable
  10/13/2026 10 AM PDT            2.06              4         0      Not Applicable
  10/13/2026 11 AM PDT            2.06              4         0      Not Applicable
  10/13/2026 12 PM PDT            2.06              4         0      Not Applicable
  10/13/2026 01 PM PDT            2.05              2         -      Not Applicable
  10/13/2026 02 PM PDT            2.04              1         -      Not Applicable
  10/13/2026 03 PM PDT            2.04              1         0      Not Applicable
  10/13/2026 04 PM PDT            2.04              1         0      Not Applicable
  10/13/2026 05 PM PDT            2.04              1         0      Not Applicable
  10/13/2026 06 PM PDT            2.04              1         0      Not Applicable
  10/13/2026 07 PM PDT            2.04              1         0      Not Applicable
  10/13/2026 08 PM PDT            2.04              1         0      Not Applicable
  10/13/2026 09 PM PDT            2.04              1         0      Not Applicable
  10/13/2026 10 PM PDT            2.04              1         0      Not Applicable
  10/13/2026 11 PM PDT            2.04              1         0      Not Applicable
  10/14/2026 12 AM PDT            2.04              1         0      Not Applicable
  10/14/2026 01 AM PDT            2.04              1         0      Not Applicable
  10/14/2026 02 AM PDT            2.04              1         0      Not Applicable
  10/14/2026 03 AM PDT            2.04              1         0      Not Applicable
  10/14/2026 04 AM PDT            2.09             10         +      Not Applicable
  10/14/2026 05 AM PDT            2.09             10         0      Not Applicable
  10/14/2026 06 AM PDT            2.07              6         -      Not Applicable
  10/14/2026 07 AM PDT            2.08              8         +      Not Applicable
  10/14/2026 08 AM PDT            2.11             14         +      Not Applicable
  10/14/2026 09 AM PDT            2.11             14         0      Not Applicable
  10/14/2026 10 AM PDT            2.13             20         +      Not Applicable
  10/14/2026 11 AM PDT            2.11             14         -      Not Applicable
  10/14/2026 12 PM PDT            2.09             10         -      Not Applicable
  10/14/2026 01 PM PDT            2.07              6         -      Not Applicable
  10/14/2026 02 PM PDT            2.05              2         -      Not Applicable
  10/14/2026 03 PM PDT            2.04              1         -      Not Applicable
  10/14/2026 04 PM PDT            2.05              2         +      Not Applicable
  10/14/2026 05 PM PDT            2.04              1         -      Not Applicable
  10/14/2026 06 PM PDT            2.04              1         0      Not Applicable
  10/14/2026 07 PM PDT            2.04              1         0      Not Applicable
  10/14/2026 08 PM PDT            2.05              2         +      Not Applicable
  10/14/2026 09 PM PDT            2.06              4         +      Not Applicable
  10/14/2026 10 PM PDT            2.07              6         +      Not Applicable
  10/14/2026 11 PM PDT            2.06              4         -      Not Applicable
  10/15/2026 12 AM PDT            2.07              6         +      Not Applicable
  10/15/2026 01 AM PDT            2.07              6         0      Not Applicable
  10/15/2026 02 AM PDT            2.09             10         +      Not Applicable
  10/15/2026 03 AM PDT            2.07              6         -      Not Applicable
  10/15/2026 04 AM PDT            2.07              6         0      Not Applicable
  10/15/2026 05 AM PDT            2.09             10         +      Not Applicable
  10/15/2026 06 AM PDT            2.07              6         -      Not Applicable
  10/15/2026 07 AM PDT            2.08              8         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  10/15/2026 08 AM PDT            2.08              8                Not Applicable
  10/15/2026 09 AM PDT            2.08              8         0      Not Applicable
  10/15/2026 10 AM PDT            2.08              8         0      Not Applicable
  10/15/2026 11 AM PDT            2.08              8         0      Not Applicable
  10/15/2026 12 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 01 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 02 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 03 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 04 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 05 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 06 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 07 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 08 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 09 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 10 PM PDT            2.08              8         0      Not Applicable
  10/15/2026 11 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 12 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 01 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 02 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 03 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 04 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 05 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 06 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 07 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 08 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 09 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 10 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 11 AM PDT            2.08              8         0      Not Applicable
  10/16/2026 12 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 01 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 02 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 03 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 04 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 05 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 06 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 07 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 08 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 09 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 10 PM PDT            2.08              8         0      Not Applicable
  10/16/2026 11 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 12 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 01 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 02 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 03 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 04 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 05 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 06 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 07 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 08 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 09 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 10 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 11 AM PDT            2.08              8         0      Not Applicable
  10/17/2026 12 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 01 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 02 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 03 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 04 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 05 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 06 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 07 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 08 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 09 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 10 PM PDT            2.08              8         0      Not Applicable
  10/17/2026 11 PM PDT            2.08              8         0      Not Applicable
  10/18/2026 12 AM PDT            2.08              8         0      Not Applicable
  10/18/2026 01 AM PDT            2.08              8         0      Not Applicable
  10/18/2026 02 AM PDT            2.09             10         +      Not Applicable
  10/18/2026 03 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 04 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 05 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 06 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 07 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 08 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 09 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 10 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 11 AM PDT            2.09             10         0      Not Applicable
  10/18/2026 12 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 01 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 02 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 03 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 04 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 05 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 06 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 07 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 08 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 09 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 10 PM PDT            2.09             10         0      Not Applicable
  10/18/2026 11 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 12 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 01 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 02 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 03 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 04 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 05 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 06 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 07 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 08 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 09 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 10 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 11 AM PDT            2.09             10         0      Not Applicable
  10/19/2026 12 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 01 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 02 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 03 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 04 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 05 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 06 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 07 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 08 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 09 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 10 PM PDT            2.09             10         0      Not Applicable
  10/19/2026 11 PM PDT            2.09             10         0      Not Applicable
  10/20/2026 12 AM PDT            2.09             10         0      Not Applicable
  10/20/2026 01 AM PDT            2.09             10         0      Not Applicable
  10/20/2026 02 AM PDT            2.09             10         0      Not Applicable
  10/20/2026 03 AM PDT            2.09             10         0      Not Applicable
  10/20/2026 04 AM PDT            2.09             10         0      Not Applicable
  10/20/2026 05 AM PDT            2.09             10         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.