# Tabular Observed and Forecast Hydrograph Information
#
# Location: Mad River - Arcata (ARCC1)
#
# File Generation Time: 02/14/2026 at 07:45 AM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 02/09/2026 at 07:00 AM PST
# Maximum Observed Stage: 7.20 Feet
# Maximum Observed Flow: 824 cfs
#
# Earliest Date & Time of Maximum Forecast: 02/17/2026 at 12:00 PM PST
# Maximum Forecast Stage: 9.28 Feet
# Maximum Forecast Flow: 2607 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
02/09/2026 07 AM PST 7.20 824 Normal
02/09/2026 08 AM PST 7.19 818 - Normal
02/09/2026 09 AM PST 7.17 806 - Normal
02/09/2026 10 AM PST 7.16 800 - Normal
02/09/2026 11 AM PST 7.16 800 0 Normal
02/09/2026 12 PM PST 7.16 800 0 Normal
02/09/2026 01 PM PST 7.15 795 - Normal
02/09/2026 02 PM PST 7.15 795 0 Normal
02/09/2026 03 PM PST 7.14 789 - Normal
02/09/2026 04 PM PST 7.14 789 0 Normal
02/09/2026 05 PM PST 7.14 789 0 Normal
02/09/2026 06 PM PST 7.13 783 - Normal
02/09/2026 07 PM PST 7.13 783 0 Normal
02/09/2026 08 PM PST 7.12 777 - Normal
02/09/2026 09 PM PST 7.11 771 - Normal
02/09/2026 10 PM PST 7.09 760 - Normal
02/09/2026 11 PM PST 7.07 749 - Normal
02/10/2026 12 AM PST 7.05 737 - Normal
02/10/2026 01 AM PST 7.04 732 - Normal
02/10/2026 02 AM PST 7.03 726 - Normal
02/10/2026 03 AM PST 7.02 721 - Normal
02/10/2026 04 AM PST 7.01 715 - Normal
02/10/2026 05 AM PST 7.00 710 - Normal
02/10/2026 06 AM PST 6.99 704 - Normal
02/10/2026 07 AM PST 6.98 699 - Normal
02/10/2026 08 AM PST 6.97 693 - Normal
02/10/2026 09 AM PST 6.95 682 - Normal
02/10/2026 10 AM PST 6.95 682 0 Normal
02/10/2026 11 AM PST 6.95 682 0 Normal
02/10/2026 12 PM PST 6.94 677 - Normal
02/10/2026 01 PM PST 6.94 677 0 Normal
02/10/2026 02 PM PST 6.93 672 - Normal
02/10/2026 03 PM PST 6.93 672 0 Normal
02/10/2026 04 PM PST 6.92 666 - Normal
02/10/2026 05 PM PST 6.93 672 + Normal
02/10/2026 06 PM PST 6.93 672 0 Normal
02/10/2026 07 PM PST 6.92 666 - Normal
02/10/2026 08 PM PST 6.92 666 0 Normal
02/10/2026 09 PM PST 6.92 666 0 Normal
02/10/2026 10 PM PST 6.91 661 - Normal
02/10/2026 11 PM PST 6.90 656 - Normal
02/11/2026 12 AM PST 6.89 650 - Normal
02/11/2026 01 AM PST 6.88 645 - Normal
02/11/2026 02 AM PST 6.87 640 - Normal
02/11/2026 03 AM PST 6.87 640 0 Normal
02/11/2026 04 AM PST 6.86 635 - Normal
02/11/2026 05 AM PST 6.86 635 0 Normal
02/11/2026 06 AM PST 6.86 635 0 Normal
02/11/2026 07 AM PST 6.86 635 0 Normal
02/11/2026 08 AM PST 6.85 630 - Normal
02/11/2026 09 AM PST 6.84 624 - Normal
02/11/2026 10 AM PST 6.84 624 0 Normal
02/11/2026 11 AM PST 6.84 624 0 Normal
02/11/2026 12 PM PST 6.84 624 0 Normal
02/11/2026 01 PM PST 6.84 624 0 Normal
02/11/2026 02 PM PST 6.84 624 0 Normal
02/11/2026 03 PM PST 6.84 624 0 Normal
02/11/2026 04 PM PST 6.84 624 0 Normal
02/11/2026 05 PM PST 6.84 624 0 Normal
02/11/2026 06 PM PST 6.84 624 0 Normal
02/11/2026 07 PM PST 6.84 624 0 Normal
02/11/2026 08 PM PST 6.83 619 - Normal
02/11/2026 09 PM PST 6.83 619 0 Normal
02/11/2026 10 PM PST 6.82 614 - Normal
02/11/2026 11 PM PST 6.81 609 - Normal
02/12/2026 12 AM PST 6.80 604 - Normal
02/12/2026 01 AM PST 6.80 604 0 Normal
02/12/2026 02 AM PST 6.79 599 - Normal
02/12/2026 03 AM PST 6.79 599 0 Normal
02/12/2026 04 AM PST 6.80 604 + Normal
02/12/2026 05 AM PST 6.79 599 - Normal
02/12/2026 06 AM PST 6.78 594 - Normal
02/12/2026 07 AM PST 6.78 594 0 Normal
02/12/2026 08 AM PST 6.78 594 0 Normal
02/12/2026 09 AM PST 6.78 594 0 Normal
02/12/2026 10 AM PST 6.78 594 0 Normal
02/12/2026 11 AM PST 6.78 594 0 Normal
02/12/2026 12 PM PST 6.79 599 + Normal
02/12/2026 01 PM PST 6.79 599 0 Normal
02/12/2026 02 PM PST 6.80 604 + Normal
02/12/2026 03 PM PST 6.80 604 0 Normal
02/12/2026 04 PM PST 6.80 604 0 Normal
02/12/2026 05 PM PST 6.81 609 + Normal
02/12/2026 06 PM PST 6.81 609 0 Normal
02/12/2026 07 PM PST 6.80 604 - Normal
02/12/2026 08 PM PST 6.80 604 0 Normal
02/12/2026 09 PM PST 6.80 604 0 Normal
02/12/2026 10 PM PST 6.79 599 - Normal
02/12/2026 11 PM PST 6.78 594 - Normal
02/13/2026 12 AM PST 6.77 589 - Normal
02/13/2026 01 AM PST 6.76 584 - Normal
02/13/2026 02 AM PST 6.76 584 0 Normal
02/13/2026 03 AM PST 6.76 584 0 Normal
02/13/2026 04 AM PST 6.75 579 - Normal
02/13/2026 05 AM PST 6.75 579 0 Normal
02/13/2026 06 AM PST 6.75 579 0 Normal
02/13/2026 07 AM PST 6.75 579 0 Normal
02/13/2026 08 AM PST 6.75 579 0 Normal
02/13/2026 09 AM PST 6.74 574 - Normal
02/13/2026 10 AM PST 6.74 574 0 Normal
02/13/2026 11 AM PST 6.74 574 0 Normal
02/13/2026 12 PM PST 6.74 574 0 Normal
02/13/2026 01 PM PST 6.74 574 0 Normal
02/13/2026 02 PM PST 6.74 574 0 Normal
02/13/2026 03 PM PST 6.74 574 0 Normal
02/13/2026 04 PM PST 6.74 574 0 Normal
02/13/2026 05 PM PST 6.75 579 + Normal
02/13/2026 06 PM PST 6.75 579 0 Normal
02/13/2026 07 PM PST 6.75 579 0 Normal
02/13/2026 08 PM PST 6.75 579 0 Normal
02/13/2026 09 PM PST 6.74 574 - Normal
02/13/2026 10 PM PST 6.73 569 - Normal
02/13/2026 11 PM PST 6.73 569 0 Normal
02/14/2026 12 AM PST 6.72 565 - Normal
02/14/2026 01 AM PST 6.72 565 0 Normal
02/14/2026 02 AM PST 6.71 560 - Normal
02/14/2026 03 AM PST 6.72 565 + Normal
02/14/2026 04 AM PST 6.72 565 0 Normal
02/14/2026 05 AM PST 6.72 565 0 Normal
02/14/2026 06 AM PST 6.71 560 - Normal
02/14/2026 07 AM PST 6.71 560 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
02/14/2026 08 AM PST 6.71 560 Normal
02/14/2026 09 AM PST 6.70 555 - Normal
02/14/2026 10 AM PST 6.70 555 0 Normal
02/14/2026 11 AM PST 6.70 555 0 Normal
02/14/2026 12 PM PST 6.69 550 - Normal
02/14/2026 01 PM PST 6.69 550 0 Normal
02/14/2026 02 PM PST 6.69 550 0 Normal
02/14/2026 03 PM PST 6.68 545 - Normal
02/14/2026 04 PM PST 6.68 545 0 Normal
02/14/2026 05 PM PST 6.68 545 0 Normal
02/14/2026 06 PM PST 6.68 545 0 Normal
02/14/2026 07 PM PST 6.67 541 - Normal
02/14/2026 08 PM PST 6.67 541 0 Normal
02/14/2026 09 PM PST 6.67 541 0 Normal
02/14/2026 10 PM PST 6.67 541 0 Normal
02/14/2026 11 PM PST 6.67 541 0 Normal
02/15/2026 12 AM PST 6.68 545 + Normal
02/15/2026 01 AM PST 6.68 545 0 Normal
02/15/2026 02 AM PST 6.68 545 0 Normal
02/15/2026 03 AM PST 6.68 545 0 Normal
02/15/2026 04 AM PST 6.69 550 + Normal
02/15/2026 05 AM PST 6.69 550 0 Normal
02/15/2026 06 AM PST 6.69 550 0 Normal
02/15/2026 07 AM PST 6.69 550 0 Normal
02/15/2026 08 AM PST 6.69 550 0 Normal
02/15/2026 09 AM PST 6.69 550 0 Normal
02/15/2026 10 AM PST 6.69 550 0 Normal
02/15/2026 11 AM PST 6.68 545 - Normal
02/15/2026 12 PM PST 6.68 545 0 Normal
02/15/2026 01 PM PST 6.68 545 0 Normal
02/15/2026 02 PM PST 6.69 550 + Normal
02/15/2026 03 PM PST 6.72 565 + Normal
02/15/2026 04 PM PST 6.83 619 + Normal
02/15/2026 05 PM PST 7.00 710 + Normal
02/15/2026 06 PM PST 7.17 806 + Normal
02/15/2026 07 PM PST 7.41 954 + Normal
02/15/2026 08 PM PST 7.69 1144 + Normal
02/15/2026 09 PM PST 8.03 1400 + Normal
02/15/2026 10 PM PST 8.31 1641 + Normal
02/15/2026 11 PM PST 8.54 1851 + Normal
02/16/2026 12 AM PST 8.72 2024 + Normal
02/16/2026 01 AM PST 8.84 2143 + Normal
02/16/2026 02 AM PST 8.91 2214 + Normal
02/16/2026 03 AM PST 8.95 2255 + Normal
02/16/2026 04 AM PST 8.96 2266 + Normal
02/16/2026 05 AM PST 8.95 2255 - Normal
02/16/2026 06 AM PST 8.94 2245 - Normal
02/16/2026 07 AM PST 8.92 2225 - Normal
02/16/2026 08 AM PST 8.90 2204 - Normal
02/16/2026 09 AM PST 8.87 2174 - Normal
02/16/2026 10 AM PST 8.84 2143 - Normal
02/16/2026 11 AM PST 8.80 2103 - Normal
02/16/2026 12 PM PST 8.78 2083 - Normal
02/16/2026 01 PM PST 8.75 2054 - Normal
02/16/2026 02 PM PST 8.74 2044 - Normal
02/16/2026 03 PM PST 8.73 2034 - Normal
02/16/2026 04 PM PST 8.72 2024 - Normal
02/16/2026 05 PM PST 8.72 2024 0 Normal
02/16/2026 06 PM PST 8.73 2034 + Normal
02/16/2026 07 PM PST 8.74 2044 + Normal
02/16/2026 08 PM PST 8.77 2073 + Normal
02/16/2026 09 PM PST 8.81 2113 + Normal
02/16/2026 10 PM PST 8.86 2164 + Normal
02/16/2026 11 PM PST 8.91 2214 + Normal
02/17/2026 12 AM PST 8.96 2266 + Normal
02/17/2026 01 AM PST 9.00 2307 + Normal
02/17/2026 02 AM PST 9.04 2349 + Normal
02/17/2026 03 AM PST 9.08 2391 + Normal
02/17/2026 04 AM PST 9.12 2434 + Normal
02/17/2026 05 AM PST 9.15 2466 + Normal
02/17/2026 06 AM PST 9.18 2498 + Normal
02/17/2026 07 AM PST 9.20 2520 + Normal
02/17/2026 08 AM PST 9.23 2552 + Normal
02/17/2026 09 AM PST 9.24 2563 + Normal
02/17/2026 10 AM PST 9.26 2585 + Normal
02/17/2026 11 AM PST 9.27 2596 + Normal
02/17/2026 12 PM PST 9.28 2607 + Normal
02/17/2026 01 PM PST 9.28 2607 0 Normal
02/17/2026 02 PM PST 9.27 2596 - Normal
02/17/2026 03 PM PST 9.26 2585 - Normal
02/17/2026 04 PM PST 9.23 2552 - Normal
02/17/2026 05 PM PST 9.21 2531 - Normal
02/17/2026 06 PM PST 9.20 2520 - Normal
02/17/2026 07 PM PST 9.18 2498 - Normal
02/17/2026 08 PM PST 9.17 2487 - Normal
02/17/2026 09 PM PST 9.16 2477 - Normal
02/17/2026 10 PM PST 9.16 2477 0 Normal
02/17/2026 11 PM PST 9.15 2466 - Normal
02/18/2026 12 AM PST 9.14 2455 - Normal
02/18/2026 01 AM PST 9.12 2434 - Normal
02/18/2026 02 AM PST 9.09 2402 - Normal
02/18/2026 03 AM PST 9.04 2349 - Normal
02/18/2026 04 AM PST 8.99 2297 - Normal
02/18/2026 05 AM PST 8.93 2235 - Normal
02/18/2026 06 AM PST 8.88 2184 - Normal
02/18/2026 07 AM PST 8.84 2143 - Normal
02/18/2026 08 AM PST 8.80 2103 - Normal
02/18/2026 09 AM PST 8.76 2064 - Normal
02/18/2026 10 AM PST 8.72 2024 - Normal
02/18/2026 11 AM PST 8.69 1995 - Normal
02/18/2026 12 PM PST 8.66 1966 - Normal
02/18/2026 01 PM PST 8.64 1946 - Normal
02/18/2026 02 PM PST 8.62 1927 - Normal
02/18/2026 03 PM PST 8.60 1908 - Normal
02/18/2026 04 PM PST 8.59 1899 - Normal
02/18/2026 05 PM PST 8.57 1880 - Normal
02/18/2026 06 PM PST 8.57 1880 0 Normal
02/18/2026 07 PM PST 8.57 1880 0 Normal
02/18/2026 08 PM PST 8.58 1889 + Normal
02/18/2026 09 PM PST 8.60 1908 + Normal
02/18/2026 10 PM PST 8.64 1946 + Normal
02/18/2026 11 PM PST 8.67 1975 + Normal
02/19/2026 12 AM PST 8.69 1995 + Normal
02/19/2026 01 AM PST 8.71 2014 + Normal
02/19/2026 02 AM PST 8.72 2024 + Normal
02/19/2026 03 AM PST 8.71 2014 - Normal
02/19/2026 04 AM PST 8.70 2005 - 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.
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