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Live/Water/Hawaii/Hakalau Stream

Hakalau Stream

A gauge on the Hakalau Stream in Hawaii in Hawaii County, Hawaii. Its stage was 17.96 ft as of Oct 15, 5:45 PM HST.

Gauge HASH1Hawaii in Hawaii County, HawaiiEvery gauge in Hawaii

Stage now
17.96 ftreported Oct 15, 5:45 PM HST
24 hour change
Rose 1.30 ftsince Oct 14, 5:45 PM
Elevation
1,309 ftabove sea level
County
Hawaii in Hawaii County
Position
19.8717° N, 155.1667° W
Record since
2024

Water level

Hakalau Stream

Stage is the height of the water's surface above the gauge's own fixed zero, in feet, not the depth of the water. Every point drawn is a reading the gauge sent, at the time it sent it.

Water level, 24 hours at Hakalau Stream: the water from 17.56 to 19.40 feet of stage, the latest 17.96 feet.WATER LEVEL, 24 HOURSFTHIGH 19.40 FT, OCT 14, 7:10 PM · LOW 17.56 FT, OCT 15, 1:15 PM17.518.018.519.019.520.09 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM17.96
Latest
17.96 ftOct 15, 5:45 PM
Highest
19.40 ftOct 14, 7:10 PM
Lowest
17.56 ftOct 15, 1:15 PM
Range
1.84 fthighest less lowest
Change
Fell 0.71 ftsince Oct 14, 6:30 PM
Readings
280
The readings these charts were drawn from, as a table
TimeStage ft
Oct 15, 5:45 PM17.96
Oct 15, 5:40 PM17.97
Oct 15, 5:35 PM17.94
Oct 15, 5:30 PM17.97
Oct 15, 5:25 PM17.96
Oct 15, 5:20 PM17.96
Oct 15, 5:15 PM17.97
Oct 15, 5:10 PM17.97
Oct 15, 5:05 PM17.98
Oct 15, 5:00 PM18.00
Oct 15, 4:55 PM18.01
Oct 15, 4:50 PM18.01
Oct 15, 4:45 PM18.04
Oct 15, 4:40 PM18.04
Oct 15, 4:35 PM18.07
Oct 15, 4:30 PM18.07
Oct 15, 4:25 PM18.10
Oct 15, 4:20 PM18.11
Oct 15, 4:15 PM18.12
Oct 15, 4:10 PM18.15
Oct 15, 4:05 PM18.16
Oct 15, 4:00 PM18.20
Oct 15, 3:55 PM18.21
Oct 15, 3:50 PM18.24
Oct 15, 3:45 PM18.23
Oct 15, 3:40 PM18.28
Oct 15, 3:35 PM18.24
Oct 15, 3:30 PM18.27
Oct 15, 3:25 PM18.29
Oct 15, 3:20 PM18.25
Oct 15, 3:15 PM18.24
Oct 15, 3:10 PM18.25
Oct 15, 3:05 PM18.24
Oct 15, 3:00 PM18.19
Oct 15, 2:55 PM18.15
Oct 15, 2:50 PM18.07
Oct 15, 2:45 PM17.95
Oct 15, 2:40 PM17.85
Oct 15, 2:35 PM17.81
Oct 15, 2:30 PM17.78
Oct 15, 2:25 PM17.76
Oct 15, 2:20 PM17.77
Oct 15, 2:15 PM17.76
Oct 15, 2:10 PM17.75
Oct 15, 2:05 PM17.74
Oct 15, 2:00 PM17.73
Oct 15, 1:55 PM17.73
Oct 15, 1:50 PM17.71
Oct 15, 1:45 PM17.68
Oct 15, 1:40 PM17.66
Oct 15, 1:35 PM17.63
Oct 15, 1:30 PM17.63
Oct 15, 1:25 PM17.58
Oct 15, 1:20 PM17.57
Oct 15, 1:15 PM17.56
Oct 15, 1:10 PM17.57
Oct 15, 1:05 PM17.57
Oct 15, 1:00 PM17.58
Oct 15, 12:55 PM17.58
Oct 15, 12:50 PM17.57
Oct 15, 12:45 PM17.58
Oct 15, 12:40 PM17.59
Oct 15, 12:35 PM17.60
Oct 15, 12:30 PM17.61
Oct 15, 12:25 PM17.60
Oct 15, 12:20 PM17.62
Oct 15, 12:15 PM17.63
Oct 15, 12:10 PM17.62
Oct 15, 12:05 PM17.62
Oct 15, 12:00 PM17.64
Oct 15, 11:55 AM17.63
Oct 15, 11:50 AM17.64
Oct 15, 11:45 AM17.64
Oct 15, 11:40 AM17.64
Oct 15, 11:35 AM17.65
Oct 15, 11:30 AM17.64
Oct 15, 11:25 AM17.64
Oct 15, 11:20 AM17.63
Oct 15, 11:15 AM17.65
Oct 15, 11:10 AM17.65
Oct 15, 11:05 AM17.67
Oct 15, 11:00 AM17.66
Oct 15, 10:55 AM17.67
Oct 15, 10:50 AM17.67
Oct 15, 10:45 AM17.67
Oct 15, 10:40 AM17.69
Oct 15, 10:35 AM17.68
Oct 15, 10:30 AM17.70
Oct 15, 10:25 AM17.69
Oct 15, 10:20 AM17.71
Oct 15, 10:15 AM17.71
Oct 15, 10:10 AM17.72
Oct 15, 10:05 AM17.73
Oct 15, 10:00 AM17.73
Oct 15, 9:55 AM17.72
Oct 15, 9:50 AM17.74
Oct 15, 9:45 AM17.73
Oct 15, 9:40 AM17.73
Oct 15, 9:35 AM17.76
Oct 15, 9:30 AM17.77
Oct 15, 9:25 AM17.76
Oct 15, 9:20 AM17.78
Oct 15, 9:15 AM17.76
Oct 15, 9:10 AM17.79
Oct 15, 9:05 AM17.81
Oct 15, 9:00 AM17.79
Oct 15, 8:55 AM17.78
Oct 15, 8:50 AM17.81
Oct 15, 8:45 AM17.81
Oct 15, 8:40 AM17.81
Oct 15, 8:35 AM17.84
Oct 15, 8:30 AM17.84
Oct 15, 8:25 AM17.82
Oct 15, 8:20 AM17.84
Oct 15, 8:15 AM17.85
Oct 15, 8:10 AM17.85
Oct 15, 8:05 AM17.85
Oct 15, 8:00 AM17.85
Oct 15, 7:55 AM17.86
Oct 15, 7:50 AM17.86
Oct 15, 7:45 AM17.87
Oct 15, 7:40 AM17.87
Oct 15, 7:35 AM17.87
Oct 15, 7:30 AM17.88
Oct 15, 7:25 AM17.88
Oct 15, 7:20 AM17.88
Oct 15, 7:15 AM17.89
Oct 15, 7:10 AM17.88
Oct 15, 7:05 AM17.89
Oct 15, 7:00 AM17.89
Oct 15, 6:55 AM17.89
Oct 15, 6:50 AM17.90
Oct 15, 6:45 AM17.89
Oct 15, 6:40 AM17.91
Oct 15, 6:35 AM17.90
Oct 15, 6:30 AM17.91
Oct 15, 6:25 AM17.90
Oct 15, 6:20 AM17.91
Oct 15, 6:15 AM17.91
Oct 15, 6:10 AM17.91
Oct 15, 6:05 AM17.92
Oct 15, 6:00 AM17.93
Oct 15, 5:55 AM17.93
Oct 15, 5:50 AM17.94
Oct 15, 5:45 AM17.92
Oct 15, 5:40 AM17.94
Oct 15, 5:35 AM17.95
Oct 15, 5:30 AM17.96
Oct 15, 5:25 AM17.96
Oct 15, 5:20 AM17.96
Oct 15, 5:15 AM17.97
Oct 15, 5:10 AM17.97
Oct 15, 5:05 AM17.97
Oct 15, 5:00 AM17.97
Oct 15, 4:55 AM17.96
Oct 15, 4:50 AM17.98
Oct 15, 4:45 AM17.98
Oct 15, 4:40 AM18.01
Oct 15, 4:35 AM18.00
Oct 15, 4:30 AM18.01
Oct 15, 4:25 AM18.01
Oct 15, 4:20 AM18.00
Oct 15, 4:15 AM18.02
Oct 15, 4:10 AM18.01
Oct 15, 4:05 AM18.02
Oct 15, 4:00 AM18.00
Oct 15, 3:55 AM18.04
Oct 15, 3:50 AM18.03
Oct 15, 3:45 AM18.04
Oct 15, 3:40 AM18.03
Oct 15, 3:35 AM18.04
Oct 15, 3:30 AM18.04
Oct 15, 3:25 AM18.04
Oct 15, 3:20 AM18.03
Oct 15, 3:15 AM18.05
Oct 15, 3:10 AM18.05
Oct 15, 3:05 AM18.05
Oct 15, 3:00 AM18.05
Oct 15, 2:55 AM18.06
Oct 15, 2:50 AM18.04
Oct 15, 2:45 AM18.05
Oct 15, 2:40 AM18.06
Oct 15, 2:35 AM18.04
Oct 15, 2:30 AM18.03
Oct 15, 2:25 AM18.03
Oct 15, 2:20 AM18.04
Oct 15, 2:15 AM18.05
Oct 15, 2:10 AM18.05
Oct 15, 2:05 AM18.02
Oct 15, 2:00 AM18.02
Oct 15, 1:55 AM18.04
Oct 15, 1:50 AM18.04
Oct 15, 1:45 AM18.04
Oct 15, 1:40 AM18.05
Oct 15, 1:35 AM18.06
Oct 15, 1:30 AM18.06
Oct 15, 1:25 AM18.06
Oct 15, 1:20 AM18.06
Oct 15, 1:15 AM18.09
Oct 15, 1:10 AM18.08
Oct 15, 1:05 AM18.09
Oct 15, 1:00 AM18.11
Oct 15, 12:55 AM18.11
Oct 15, 12:50 AM18.13
Oct 15, 12:45 AM18.12
Oct 15, 12:40 AM18.13
Oct 15, 12:35 AM18.14
Oct 15, 12:30 AM18.13
Oct 15, 12:25 AM18.14
Oct 15, 12:20 AM18.17
Oct 15, 12:15 AM18.18
Oct 15, 12:10 AM18.19
Oct 15, 12:05 AM18.20
Oct 15, 12:00 AM18.22
Oct 14, 11:55 PM18.22
Oct 14, 11:50 PM18.26
Oct 14, 11:45 PM18.24
Oct 14, 11:40 PM18.26
Oct 14, 11:35 PM18.29
Oct 14, 11:30 PM18.29
Oct 14, 11:25 PM18.30
Oct 14, 11:20 PM18.31
Oct 14, 11:15 PM18.31
Oct 14, 11:10 PM18.34
Oct 14, 11:05 PM18.36
Oct 14, 11:00 PM18.38
Oct 14, 10:55 PM18.38
Oct 14, 10:50 PM18.39
Oct 14, 10:45 PM18.44
Oct 14, 10:40 PM18.43
Oct 14, 10:35 PM18.46
Oct 14, 10:30 PM18.45
Oct 14, 10:25 PM18.47
Oct 14, 10:20 PM18.50
Oct 14, 10:15 PM18.49
Oct 14, 10:10 PM18.48
Oct 14, 10:05 PM18.52
Oct 14, 10:00 PM18.54
Oct 14, 9:55 PM18.53
Oct 14, 9:50 PM18.54
Oct 14, 9:45 PM18.54
Oct 14, 9:40 PM18.56
Oct 14, 9:35 PM18.55
Oct 14, 9:30 PM18.56
Oct 14, 9:25 PM18.58
Oct 14, 9:20 PM18.58
Oct 14, 9:15 PM18.58
Oct 14, 9:10 PM18.58
Oct 14, 9:05 PM18.60
Oct 14, 9:00 PM18.58
Oct 14, 8:55 PM18.60
Oct 14, 8:50 PM18.61
Oct 14, 8:45 PM18.61
Oct 14, 8:40 PM18.63
Oct 14, 8:35 PM18.66
Oct 14, 8:30 PM18.66
Oct 14, 8:25 PM18.66
Oct 14, 8:20 PM18.74
Oct 14, 8:15 PM18.72
Oct 14, 8:10 PM18.78
Oct 14, 8:05 PM18.84
Oct 14, 8:00 PM18.85
Oct 14, 7:55 PM18.92
Oct 14, 7:50 PM18.94
Oct 14, 7:45 PM18.97
Oct 14, 7:40 PM19.07
Oct 14, 7:35 PM19.11
Oct 14, 7:30 PM19.21
Oct 14, 7:25 PM19.25
Oct 14, 7:20 PM19.33
Oct 14, 7:15 PM19.35
Oct 14, 7:10 PM19.40
Oct 14, 7:05 PM19.36
Oct 14, 7:00 PM19.25
Oct 14, 6:55 PM19.08
Oct 14, 6:50 PM18.98
Oct 14, 6:45 PM18.81
Oct 14, 6:40 PM18.76
Oct 14, 6:35 PM18.68
Oct 14, 6:30 PM18.67
Water level, 7 days at Hakalau Stream: the water from 16.50 to 19.40 feet of stage, the latest 17.96 feet.WATER LEVEL, 7 DAYSFTHIGH 19.40 FT, OCT 14, 7:10 PM · LOW 16.50 FT, OCT 9, 5:40 AM1617181920Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 1517.96
Latest
17.96 ftOct 15, 5:45 PM
Highest
19.40 ftOct 14, 7:10 PM
Lowest
16.50 ftOct 9, 5:40 AM
Range
2.90 fthighest less lowest
Change
Rose 1.45 ftsince Oct 8, 6:30 PM
Readings
2,008
The readings these charts were drawn from, as a table
TimeStage ft
Oct 15, 5:45 PM17.96
Oct 15, 4:55 PM18.01
Oct 15, 3:55 PM18.21
Oct 15, 2:55 PM18.15
Oct 15, 1:55 PM17.73
Oct 15, 12:55 PM17.58
Oct 15, 11:55 AM17.63
Oct 15, 10:55 AM17.67
Oct 15, 9:55 AM17.72
Oct 15, 8:55 AM17.78
Oct 15, 7:55 AM17.86
Oct 15, 6:55 AM17.89
Oct 15, 5:55 AM17.93
Oct 15, 4:55 AM17.96
Oct 15, 3:55 AM18.04
Oct 15, 2:55 AM18.06
Oct 15, 1:55 AM18.04
Oct 15, 12:55 AM18.11
Oct 14, 11:55 PM18.22
Oct 14, 10:55 PM18.38
Oct 14, 9:55 PM18.53
Oct 14, 8:55 PM18.60
Oct 14, 7:55 PM18.92
Oct 14, 6:55 PM19.08
Oct 14, 5:55 PM17.18
Oct 14, 4:55 PM16.67
Oct 14, 3:55 PM16.68
Oct 14, 2:55 PM16.69
Oct 14, 1:55 PM16.70
Oct 14, 12:55 PM16.72
Oct 14, 11:55 AM16.73
Oct 14, 10:55 AM16.75
Oct 14, 9:55 AM16.77
Oct 14, 8:55 AM16.80
Oct 14, 7:55 AM16.82
Oct 14, 6:55 AM16.84
Oct 14, 5:55 AM16.86
Oct 14, 4:55 AM16.89
Oct 14, 3:55 AM16.91
Oct 14, 2:55 AM16.93
Oct 14, 1:55 AM16.96
Oct 14, 12:55 AM16.99
Oct 13, 11:55 PM17.02
Oct 13, 10:55 PM17.04
Oct 13, 9:55 PM17.07
Oct 13, 8:55 PM17.10
Oct 13, 7:55 PM17.13
Oct 13, 6:55 PM17.17
Oct 13, 5:55 PM17.20
Oct 13, 4:55 PM17.25
Oct 13, 3:55 PM17.30
Oct 13, 2:55 PM17.34
Oct 13, 1:55 PM17.40
Oct 13, 12:55 PM17.45
Oct 13, 11:55 AM17.52
Oct 13, 10:55 AM17.59
Oct 13, 9:55 AM17.64
Oct 13, 8:55 AM17.66
Oct 13, 7:55 AM17.71
Oct 13, 6:55 AM17.72
Oct 13, 5:55 AM17.71
Oct 13, 4:55 AM17.58
Oct 13, 3:55 AM17.58
Oct 13, 2:55 AM17.51
Oct 13, 1:55 AM17.40
Oct 13, 12:55 AM17.28
Oct 12, 11:55 PM17.23
Oct 12, 10:55 PM17.17
Oct 12, 9:55 PM16.51
Oct 12, 8:55 PM16.51
Oct 12, 7:55 PM16.50
Oct 12, 6:55 PM16.51
Oct 12, 5:55 PM16.50
Oct 12, 4:55 PM16.51
Oct 12, 3:55 PM16.51
Oct 12, 2:55 PM16.51
Oct 12, 1:55 PM16.51
Oct 12, 12:55 PM16.51
Oct 12, 11:55 AM16.51
Oct 12, 10:55 AM16.51
Oct 12, 9:55 AM16.51
Oct 12, 8:55 AM16.52
Oct 12, 7:55 AM16.52
Oct 12, 6:55 AM16.52
Oct 12, 5:55 AM16.53
Oct 12, 4:55 AM16.53
Oct 12, 3:55 AM16.53
Oct 12, 2:55 AM16.54
Oct 12, 1:55 AM16.54
Oct 12, 12:55 AM16.54
Oct 11, 11:55 PM16.55
Oct 11, 10:55 PM16.55
Oct 11, 9:55 PM16.56
Oct 11, 8:55 PM16.57
Oct 11, 7:55 PM16.58
Oct 11, 6:55 PM16.59
Oct 11, 5:55 PM16.61
Oct 11, 4:55 PM16.63
Oct 11, 3:55 PM16.64
Oct 11, 2:55 PM16.65
Oct 11, 1:55 PM16.66
Oct 11, 12:55 PM16.68
Oct 11, 11:55 AM16.69
Oct 11, 10:55 AM16.71
Oct 11, 9:55 AM16.72
Oct 11, 8:55 AM16.74
Oct 11, 7:55 AM16.76
Oct 11, 6:55 AM16.78
Oct 11, 5:55 AM16.80
Oct 11, 4:55 AM16.82
Oct 11, 3:55 AM16.84
Oct 11, 2:55 AM16.85
Oct 11, 1:55 AM16.85
Oct 11, 12:55 AM16.81
Oct 10, 11:55 PM16.76
Oct 10, 10:55 PM16.74
Oct 10, 9:55 PM16.72
Oct 10, 8:55 PM16.72
Oct 10, 7:55 PM16.72
Oct 10, 6:55 PM16.73
Oct 10, 5:55 PM16.74
Oct 10, 4:55 PM16.74
Oct 10, 3:55 PM16.76
Oct 10, 2:55 PM16.79
Oct 10, 1:55 PM16.81
Oct 10, 12:55 PM16.83
Oct 10, 11:55 AM16.86
Oct 10, 10:55 AM16.89
Oct 10, 9:55 AM16.91
Oct 10, 8:55 AM16.93
Oct 10, 7:55 AM16.95
Oct 10, 6:55 AM16.96
Oct 10, 5:55 AM16.97
Oct 10, 4:55 AM16.97
Oct 10, 3:55 AM16.98
Oct 10, 2:55 AM16.99
Oct 10, 1:55 AM16.97
Oct 10, 12:55 AM16.95
Oct 9, 11:55 PM16.93
Oct 9, 10:55 PM16.94
Oct 9, 9:55 PM16.92
Oct 9, 8:55 PM16.80
Oct 9, 7:55 PM16.59
Oct 9, 6:55 PM16.58
Oct 9, 5:55 PM16.57
Oct 9, 4:55 PM16.54
Oct 9, 3:55 PM16.51
Oct 9, 2:55 PM16.51
Oct 9, 1:55 PM16.50
Oct 9, 12:55 PM16.50
Oct 9, 11:55 AM16.50
Oct 9, 10:55 AM16.50
Oct 9, 9:55 AM16.50
Oct 9, 8:55 AM16.50
Oct 9, 7:55 AM16.50
Oct 9, 6:55 AM16.50
Oct 9, 5:55 AM16.51
Oct 9, 4:55 AM16.51
Oct 9, 3:55 AM16.51
Oct 9, 2:55 AM16.51
Oct 9, 1:55 AM16.51
Oct 9, 12:55 AM16.51
Oct 8, 11:55 PM16.51
Oct 8, 10:55 PM16.51
Oct 8, 9:55 PM16.51
Oct 8, 8:55 PM16.51
Oct 8, 7:55 PM16.51
Oct 8, 6:55 PM16.51
Water level, 30 days at Hakalau Stream: the water from 16.50 to 21.55 feet of stage, the latest 17.96 feet.WATER LEVEL, 30 DAYSFTHIGH 21.55 FT, SEP 17, 8:00 PM · LOW 16.50 FT, OCT 9, 5:40 AM1618202224Sep 16Sep 21Sep 26Oct 1Oct 6Oct 1117.96
Latest
17.96 ftOct 15, 5:45 PM
Highest
21.55 ftSep 17, 8:00 PM
Lowest
16.50 ftOct 9, 5:40 AM
Range
5.05 fthighest less lowest
Change
Rose 0.71 ftsince Sep 15, 6:30 PM
Readings
8,512
The readings these charts were drawn from, as a table
DayHigh ftLow ftAverage ftLast ftReadings
Oct 1518.2917.5617.9117.96214
Oct 1419.4016.6617.2718.22288
Oct 1317.7517.0217.3917.02288
Oct 1217.2316.5016.5717.23288
Oct 1116.8616.5516.7016.55288
Oct 1016.9916.7216.8516.76288
Oct 916.9416.5016.5716.93288
Oct 816.5316.5116.5116.51264
Oct 716.7016.5316.5916.53276
Oct 617.0116.7116.8516.71288
Oct 517.3517.0117.1917.01288
Oct 417.3716.8117.1917.35288
Oct 316.8016.6116.6516.80288
Oct 216.9116.7016.8016.70288
Oct 117.1116.9017.0116.91288
Sep 3017.3717.1117.2317.11276
Sep 2917.6817.3617.5017.37288
Sep 2818.2517.6717.9017.68288
Sep 2720.9818.2419.4018.24288
Sep 2621.3220.7421.0321.00288
Sep 2521.2518.8019.7421.12288
Sep 2419.6818.8119.1918.99288
Sep 2319.9117.7618.8319.29288
Sep 2218.4417.2717.7718.00278
Sep 2117.4717.1817.3017.33286
Sep 2017.8517.3317.5317.33288
Sep 1918.5217.6718.0117.82228
Sep 1819.7017.7018.2717.70288
Sep 1721.5517.7519.3019.75288
Sep 1617.7216.9417.0717.72288
Sep 1517.2517.1417.1917.1466

How it reports

Schedule
every houron the hour's :45
Reports received, 24 hours
24 of 24100% of its schedule, 25 reports in all
Reports received, 7 days
167 of 16899.4% of its schedule, 175 reports in all
Longest silence, 7 days
1 hourfrom Oct 8, 6:45 PM
Latest report
Oct 15, 5:45 PMlocal time
Time to reach Storm Station
21 min9 in 10 within 24 min

From Storm Station's own record of every report it heard from this station.

Its schedule is one report every hour, 24 in 24 hours. Two reports in the same hour count as one received.

Ranking Statistics

247 score97.5of 100

Hawaii median
97.3the median score of 381 stations
Scoring higher
174stations in Hawaii
Sharing its score
8ranks 175 to 182
Points deducted
2.52.3 arrival, 0.2 reports received
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Hawaii median 99.9, 100.0, 100.0
Next above
HMKH1rank 176; ahead on longest silence 115 min against 120 min
Next below
KLSH1rank 181; behind on reports received 99.4% against 95.2%
Sharing its rank
3other stations, equal on every measure

Equal scores are ordered by the share of scheduled reports received, then the reports due in the week (the longer record first), then the median arrival, then the longest silence.

  1. Reports receivedweight 3599.434.8 of 35 pointsHawaii median 99.4167 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1077.57.8 of 10 pointsHawaii median 84.1half its reports arrived within 21 min
  3. Continuityweight 10100.010.0 of 10 pointsHawaii median 100.0longest silence 2 h, on a schedule of one report every 60 min
  4. Accuracyweight 20-20.0 of 20 points, at the medianHawaii median 99.9-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianHawaii median 100.0-
  6. Forecast checkweight 10-10.0 of 10 points, at the medianHawaii median 100.0-

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.

How each part is scored
Reports received
Full marks for every scheduled report received, none for none, in proportion between
Arrival
Full marks for a median arrival within 10 min, none at 60 min
Continuity
Full marks for a longest silence of 3 reports or less (3 h), none for 72 (72 h)
Accuracy
Full marks within 1.5 °F of its reference, typically, none beyond 8.0 °F
Instrument checks
Full marks for no reading failed, none for 5 per cent or more
Forecast check
Full marks within 2 °F of the forecast on average, none at 8 °F

Near Hakalau Stream

How to read a gauge

A gauge measures the height of the water where it stands, its stage, in feet above a fixed mark at that gauge. Two gauges' stages are not comparable: each is measured from its own mark, and a reservoir's is often its height above sea level.

The stage shown is the latest the gauge reported, with the time it reported it. Storm Station hears each gauge on its own schedule and ranks it among its state's stations by its 247 score, how reliably it reports and how its readings hold up: that is its 247 rank.