Overview Realtime Historical Map View
Freeze Watch
2026-10-17T08:00:00-05:00

* WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, northeast Nebraska, and southeast South Dakota. * WHEN...From late Friday night through Saturday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Ocheyedan River Near Spencer, Ia Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 510.33
01-02 551.0
01-03 554.0
01-04 489.67
01-05 397.0
01-06 388.33
01-07 337.67
01-08 305.67
01-09 263.33
01-10 241.0
01-11 604.0
01-12 591.67
01-13 474.33
01-14 331.33
01-15 307.67
01-16 275.33
01-17 260.33
01-18 236.5
01-19 262.5
01-20 285.0
01-21 271.0
01-22 247.0
01-23 214.0
01-24 203.0
01-25 184.0
01-26 182.0
01-27 181.0
01-28 186.0
01-29 174.0
01-30 165.0
01-31 165.0
02-01 172.0
02-02 184.0
02-03 247.0
02-04 316.0
02-05 297.0
02-06 256.0
02-07 258.0
02-08 236.0
02-09 225.0
02-10 216.0
02-11 223.0
02-12 226.0
02-13 221.0
02-25 757.0
02-26 660.0
02-27 619.0
02-28 428.5
02-29 625.0
03-01 1095.0
03-02 782.0
03-03 538.5
03-04 325.93
03-05 297.6
03-06 288.73
03-07 527.13
03-08 543.9
03-09 447.37
03-10 383.93
03-11 335.0
03-12 232.1
03-13 243.04
03-14 228.86
03-15 213.11
03-16 789.34
03-17 613.24
03-18 535.91
03-19 478.88
03-20 502.16
03-21 502.25
03-22 410.64
03-23 395.62
03-24 366.81
03-25 350.11
03-26 376.96
03-27 371.03
03-28 373.06
03-29 427.91
03-30 488.67
03-31 370.47
04-01 379.12
04-02 352.57
04-03 350.93
04-04 347.74
04-05 326.9
04-06 302.33
04-07 341.51
04-08 337.51
04-09 244.39
04-10 293.15
04-11 315.36
04-12 335.65
04-13 340.44
04-14 337.37
04-15 344.86
04-16 316.17
04-17 298.49
04-18 288.01
04-19 293.41
04-20 297.05
04-21 335.06
04-22 374.37
04-23 390.35
04-24 398.26
04-25 257.02
04-26 366.33
04-27 340.87
04-28 404.84
04-29 495.56
04-30 474.49
05-01 460.58
05-02 524.88
05-03 520.69
05-04 491.59
05-05 447.36
05-06 429.4
05-07 409.07
05-08 357.48
05-09 380.56
05-10 362.05
05-11 419.09
05-12 471.11
05-13 528.71
05-14 504.23
05-15 487.56
05-16 454.42
05-17 413.18
05-18 449.99
05-19 474.06
05-20 475.48
05-21 508.51
05-22 543.23
05-23 576.65
05-24 552.57
05-25 640.11
05-26 667.64
05-27 772.15
05-28 905.65
05-29 861.93
05-30 833.13
05-31 828.18
06-01 763.68
06-02 659.91
06-03 563.0
06-04 511.6
06-05 516.1
06-06 483.09
06-07 483.71
06-08 418.87
06-09 416.07
06-10 489.45
06-11 532.11
06-12 492.19
06-13 436.55
06-14 399.65
06-15 480.95
06-16 583.45
06-17 583.03
06-18 583.11
06-19 718.63
06-20 704.58
06-21 711.04
06-22 890.46
06-23 936.55
06-24 795.33
06-25 691.66
06-26 718.48
06-27 649.85
06-28 648.23
06-29 625.57
06-30 558.96
07-01 500.36
07-02 521.61
07-03 491.35
07-04 450.14
07-05 414.12
07-06 402.18
07-07 386.73
07-08 335.0
07-09 333.64
07-10 323.01
07-11 323.81
07-12 362.49
07-13 347.11
07-14 351.25
07-15 373.59
07-16 478.43
07-17 394.61
07-18 420.59
07-19 330.89
07-20 296.94
07-21 260.35
07-22 234.62
07-23 205.75
07-24 185.63
07-25 180.38
07-26 166.65
07-27 150.82
07-28 137.42
07-29 136.02
07-30 145.93
07-31 159.14
08-01 139.76
08-02 134.67
08-03 113.85
08-04 103.11
08-05 99.04
08-06 96.73
08-07 102.28
08-08 110.37
08-09 102.7
08-10 91.66
08-11 80.85
08-12 79.11
08-13 76.18
08-14 71.13
08-15 67.89
08-16 56.64
08-17 55.38
08-18 60.98
08-19 72.11
08-20 76.42
08-21 78.16
08-22 73.9
08-23 83.39
08-24 78.11
08-25 67.7
08-26 61.11
08-27 59.08
08-28 60.09
08-29 61.22
08-30 57.75
08-31 52.59
09-01 51.04
09-02 48.18
09-03 49.0
09-04 46.93
09-05 73.95
09-06 124.06
09-07 100.16
09-08 92.47
09-09 85.28
09-10 76.9
09-11 82.05
09-12 79.26
09-13 81.41
09-14 75.02
09-15 67.47
09-16 82.86
09-17 158.09
09-18 139.44
09-19 114.46
09-20 179.65
09-21 573.69
09-22 424.99
09-23 364.93
09-24 320.56
09-25 267.06
09-26 224.5
09-27 192.76
09-28 177.43
09-29 158.17
09-30 152.37
10-01 82.8
10-02 107.52
10-03 146.59
10-04 159.23
10-05 208.82
10-06 313.16
10-07 324.41
10-08 355.44
10-09 321.83
10-10 295.86
10-11 322.08
10-12 308.2
10-13 268.64
10-14 250.56
10-15 251.03
10-16 160.06
10-17 207.87
10-18 174.56
10-19 188.59
10-20 122.98
10-21 119.44
10-22 158.64
10-23 174.45
10-24 158.81
10-25 153.71
10-26 156.67
10-27 158.4
10-28 153.7
10-29 167.62
10-30 165.33
10-31 153.84
11-01 146.54
11-02 141.17
11-03 132.37
11-04 129.76
11-05 129.11
11-06 114.78
11-07 114.5
11-08 110.61
11-09 106.53
11-10 106.6
11-11 112.35
11-12 114.86
11-13 138.75
11-14 137.24
11-15 131.57
11-16 134.3
11-17 138.04
11-18 111.28
11-19 118.68
11-20 125.22
11-21 236.96
11-22 193.99
11-23 187.76
11-24 193.57
11-25 189.3
11-26 178.39
11-27 187.61
11-28 157.18
11-29 224.63
11-30 216.36
12-01 204.26
12-02 227.31
12-03 213.93
12-04 209.03
12-05 222.83
12-06 188.93
12-07 213.57
12-08 271.74
12-09 267.94
12-10 264.39
12-11 325.78
12-12 367.62
12-13 339.7
12-14 233.04
12-15 205.56
12-16 165.78
12-17 475.0
12-18 400.5
12-19 338.25
12-20 207.33
12-21 198.17
12-22 290.98
12-23 287.75
12-24 297.5
12-25 274.5
12-26 259.75
12-27 284.67
12-28 525.33
12-29 625.5
12-30 699.33
12-31 556.0

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index