Overview Realtime Historical Map View
Freeze Warning
2026-10-16T09:00:00-06:00

* WHAT...Sub-freezing temperatures falling to 26 to 32 degrees, coldest over the plains. * WHERE...Front Range Urban Corridor and all of the eastern plains. * WHEN...From midnight tonight to 9 AM MDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Left Hand Creek At Hover Road Near Longmont Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019
01-01 2.68
01-02 4.81
01-03 3.94
01-04 3.88
01-05 5.21
01-06 4.43
01-07 4.37
01-08 4.37
01-09 3.59
01-10 4.09
01-11 4.1
01-12 5.8
01-13 3.39
01-14 3.17
01-15 3.7
01-16 3.47
01-17 4.24
01-18 2.84
01-19 3.91
01-20 3.58
01-21 3.22
01-22 3.18
01-23 3.57
01-24 2.9
01-25 3.26
01-26 2.69
01-27 3.84
01-28 3.25
01-29 3.31
01-30 4.53
01-31 3.97
02-01 3.76
02-02 3.38
02-03 4.55
02-04 2.57
02-05 4.15
02-06 3.79
02-07 2.86
02-08 2.6
02-09 2.94
02-10 2.4
02-11 2.83
02-12 8.08
02-13 7.42
02-14 5.48
02-15 5.09
02-16 6.32
02-17 7.89
02-18 6.65
02-19 7.06
02-20 4.84
02-21 5.45
02-22 3.33
02-23 4.68
02-24 4.6
02-25 2.64
02-26 3.19
02-27 3.28
02-28 2.95
02-29 4.73
03-01 2.96
03-02 2.96
03-03 3.23
03-04 2.96
03-05 3.45
03-06 3.02
03-07 3.56
03-08 3.41
03-09 3.42
03-10 3.34
03-11 3.58
03-12 3.31
03-13 3.59
03-14 4.68
03-15 5.94
03-16 4.72
03-17 4.74
03-18 4.56
03-19 5.15
03-20 5.1
03-21 5.14
03-22 4.77
03-23 5.35
03-24 4.48
03-25 5.61
03-26 4.2
03-27 5.1
03-28 4.19
03-29 4.77
03-30 5.25
03-31 11.15
04-01 4.07
04-02 10.45
04-03 3.86
04-04 11.1
04-05 5.22
04-06 10.47
04-07 4.06
04-08 9.0
04-09 4.06
04-10 8.08
04-11 10.48
04-12 4.15
04-13 4.58
04-14 4.05
04-15 4.67
04-16 4.13
04-17 4.58
04-18 3.88
04-19 6.47
04-20 7.77
04-21 4.81
04-22 3.45
04-23 5.04
04-24 10.17
04-25 18.57
04-26 13.45
04-27 23.73
04-28 26.34
04-29 36.47
04-30 25.71
05-01 33.98
05-02 24.69
05-03 41.71
05-04 17.81
05-05 46.15
05-06 47.3
05-07 37.86
05-08 29.91
05-09 19.02
05-10 18.23
05-11 16.7
05-12 21.29
05-13 22.27
05-14 23.62
05-15 26.06
05-16 38.97
05-17 26.26
05-18 29.55
05-19 21.78
05-20 44.97
05-21 17.14
05-22 24.35
05-23 25.06
05-24 31.45
05-25 35.34
05-26 34.12
05-27 32.93
05-28 33.85
05-29 37.32
05-30 34.82
05-31 41.54
06-01 59.2
06-02 41.93
06-03 42.73
06-04 42.58
06-05 24.05
06-06 44.85
06-07 42.22
06-08 71.72
06-09 38.33
06-10 42.63
06-11 15.6
06-12 63.16
06-13 48.31
06-14 37.75
06-15 49.89
06-16 33.26
06-17 60.81
06-18 29.79
06-19 36.87
06-20 33.49
06-21 40.63
06-22 45.14
06-23 37.41
06-24 39.71
06-25 20.46
06-26 34.64
06-27 47.75
06-28 56.49
06-29 53.42
06-30 34.51
07-01 32.12
07-02 65.77
07-03 28.64
07-04 24.96
07-05 18.99
07-06 25.43
07-07 16.21
07-08 23.75
07-09 16.26
07-10 19.26
07-11 11.52
07-12 9.31
07-13 4.21
07-14 7.09
07-15 5.88
07-16 8.52
07-17 6.97
07-18 6.23
07-19 7.54
07-20 7.84
07-21 11.12
07-22 7.78
07-23 6.08
07-24 7.82
07-25 6.35
07-26 5.06
07-27 4.99
07-28 5.35
07-29 5.44
07-30 5.11
07-31 9.2
08-01 6.9
08-02 5.25
08-03 5.71
08-04 7.06
08-05 5.08
08-06 4.78
08-07 3.94
08-08 5.44
08-09 3.35
08-10 3.87
08-11 4.75
08-12 3.02
08-13 2.55
08-14 2.33
08-15 3.87
08-16 3.46
08-17 6.0
08-18 2.67
08-19 3.38
08-20 3.63
08-21 3.44
08-22 3.18
08-23 3.12
08-24 2.28
08-25 3.21
08-26 2.8
08-27 3.48
08-28 3.27
08-29 3.22
08-30 2.98
08-31 2.81
09-01 2.61
09-02 2.53
09-03 2.39
09-04 2.2
09-05 2.2
09-06 2.43
09-07 3.77
09-08 2.69
09-09 3.82
09-10 2.94
09-11 2.94
09-12 3.38
09-13 2.86
09-14 2.62
09-15 2.28
09-16 3.3
09-17 2.32
09-18 3.79
09-19 2.55
09-20 2.13
09-21 3.65
09-22 2.35
09-23 2.5
09-24 3.09
09-25 2.4
09-26 2.89
09-27 2.56
09-28 2.41
09-29 2.68
09-30 3.31
10-01 2.27
10-02 2.64
10-03 2.48
10-04 2.63
10-05 2.41
10-06 2.85
10-07 3.01
10-08 2.74
10-09 2.95
10-10 2.63
10-11 3.15
10-12 3.25
10-13 3.49
10-14 3.65
10-15 3.38
10-16 4.06
10-17 3.8
10-18 4.08
10-19 4.73
10-20 4.86
10-21 5.47
10-22 4.45
10-23 4.97
10-24 4.93
10-25 4.68
10-26 5.56
10-27 6.18
10-28 8.02
10-29 7.29
10-30 6.14
10-31 5.94
11-01 6.11
11-02 6.18
11-03 4.15
11-04 5.9
11-05 5.53
11-06 4.66
11-07 4.23
11-08 5.08
11-09 4.28
11-10 4.25
11-11 4.64
11-12 4.44
11-13 4.89
11-14 5.2
11-15 6.12
11-16 5.65
11-17 5.46
11-18 4.8
11-19 5.32
11-20 5.01
11-21 5.16
11-22 3.83
11-23 3.86
11-24 4.07
11-25 3.92
11-26 4.05
11-27 3.9
11-28 3.81
11-29 4.35
11-30 4.61
12-01 3.2
12-02 3.78
12-03 3.53
12-04 4.2
12-05 3.92
12-06 4.23
12-07 3.7
12-08 4.73
12-09 4.41
12-10 4.57
12-11 4.17
12-12 4.99
12-13 4.28
12-14 4.96
12-15 4.05
12-16 4.52
12-17 3.6
12-18 3.57
12-19 2.36
12-20 2.68
12-21 3.97
12-22 6.03
12-23 4.63
12-24 6.24
12-25 4.54
12-26 4.66
12-27 3.82
12-28 4.14
12-29 4.0
12-30 5.32
12-31 3.15

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index