Overview Realtime Historical Map View
Beach Hazards Statement
2026-09-16T00:00:00-04:00

* WHAT...Dangerous swimming conditions from high waves and rip currents expected. Waves as high as 4 to 8 feet possible. * WHERE...Presque Isle, Alpena, Alcona and Iosco Counties. * WHEN...From late tonight through Tuesday evening. * IMPACTS...A high swim risk means that life-threatening waves and currents are expected. Stay out of the water and stay away from dangerous areas like piers and breakwalls.

Au Sable River Near Curtisville, Mi 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 1224.25
01-02 1189.92
01-03 1157.75
01-04 1178.58
01-05 1195.25
01-06 1161.83
01-07 1151.83
01-08 1093.83
01-09 1138.92
01-10 1223.92
01-11 1194.75
01-12 1200.17
01-13 1251.67
01-14 1250.0
01-15 1187.33
01-16 1153.17
01-17 1131.23
01-18 1187.38
01-19 1189.38
01-20 1141.08
01-21 1031.92
01-22 1113.92
01-23 1137.0
01-24 1141.15
01-25 1154.46
01-26 1152.18
01-27 1085.55
01-28 1166.92
01-29 1105.67
01-30 1135.29
01-31 1153.0
02-01 1166.07
02-02 1153.0
02-03 1127.64
02-04 1102.62
02-05 1153.93
02-06 1131.0
02-07 1137.31
02-08 1130.0
02-09 1080.79
02-10 1128.36
02-11 1117.43
02-12 1085.43
02-13 1076.86
02-14 1022.86
02-15 1064.79
02-16 1120.71
02-17 1110.77
02-18 1100.23
02-19 1072.77
02-20 1106.57
02-21 1221.64
02-22 1215.21
02-23 1181.93
02-24 1168.43
02-25 1118.69
02-26 1110.54
02-27 1139.29
02-28 1127.93
02-29 1187.75
03-01 1164.58
03-02 1133.43
03-03 1132.14
03-04 1100.21
03-05 1079.21
03-06 1195.29
03-07 1213.5
03-08 1276.43
03-09 1346.64
03-10 1460.93
03-11 1495.71
03-12 1524.57
03-13 1509.93
03-14 1497.79
03-15 1510.21
03-16 1566.07
03-17 1608.57
03-18 1559.29
03-19 1500.67
03-20 1415.71
03-21 1470.0
03-22 1434.29
03-23 1419.33
03-24 1420.0
03-25 1456.2
03-26 1449.33
03-27 1476.33
03-28 1506.67
03-29 1544.0
03-30 1629.33
03-31 1642.86
04-01 1924.0
04-02 1887.33
04-03 1780.67
04-04 1831.33
04-05 1826.67
04-06 1846.67
04-07 1819.33
04-08 1790.0
04-09 1718.57
04-10 1790.71
04-11 1876.43
04-12 1854.29
04-13 2072.86
04-14 2127.86
04-15 2309.23
04-16 2208.46
04-17 2241.54
04-18 2110.0
04-19 2125.38
04-20 1976.15
04-21 1958.57
04-22 1949.29
04-23 1889.29
04-24 1838.57
04-25 1748.46
04-26 1829.23
04-27 1771.54
04-28 1682.31
04-29 1666.43
04-30 1780.0
05-01 1842.0
05-02 1813.57
05-03 1777.86
05-04 1817.33
05-05 1822.0
05-06 1775.33
05-07 1672.0
05-08 1648.57
05-09 1593.33
05-10 1563.57
05-11 1650.67
05-12 1624.0
05-13 1626.0
05-14 1641.33
05-15 1596.43
05-16 1596.43
05-17 1509.29
05-18 1475.33
05-19 1587.33
05-20 1590.71
05-21 1544.0
05-22 1504.67
05-23 1486.0
05-24 1445.33
05-25 1414.0
05-26 1437.53
05-27 1441.87
05-28 1441.33
05-29 1494.53
05-30 1433.2
05-31 1363.6
06-01 1410.87
06-02 1328.33
06-03 1333.73
06-04 1296.33
06-05 1282.93
06-06 1253.47
06-07 1254.5
06-08 1226.6
06-09 1212.53
06-10 1224.47
06-11 1316.33
06-12 1272.07
06-13 1268.38
06-14 1311.54
06-15 1284.07
06-16 1326.6
06-17 1290.2
06-18 1269.53
06-19 1292.07
06-20 1258.79
06-21 1229.93
06-22 1204.43
06-23 1198.29
06-24 1203.14
06-25 1226.43
06-26 1230.43
06-27 1225.14
06-28 1210.79
06-29 1208.43
06-30 1162.46
07-01 1170.54
07-02 1142.54
07-03 1118.69
07-04 1095.93
07-05 1075.93
07-06 1093.8
07-07 1111.29
07-08 1106.0
07-09 1114.57
07-10 1118.07
07-11 1096.53
07-12 1049.27
07-13 1062.93
07-14 1075.0
07-15 1079.64
07-16 1155.8
07-17 1165.71
07-18 1158.13
07-19 1121.6
07-20 1132.07
07-21 1098.27
07-22 1065.07
07-23 1049.6
07-24 1054.53
07-25 1083.6
07-26 1085.07
07-27 1056.2
07-28 1114.4
07-29 1095.87
07-30 1072.2
07-31 1037.33
08-01 1021.38
08-02 1044.33
08-03 1037.43
08-04 1078.27
08-05 1049.4
08-06 1031.47
08-07 1059.6
08-08 1025.86
08-09 1024.71
08-10 1029.14
08-11 1049.53
08-12 1109.93
08-13 1082.73
08-14 1071.64
08-15 1046.33
08-16 1023.07
08-17 1043.29
08-18 1084.15
08-19 1064.86
08-20 1044.93
08-21 1032.43
08-22 1017.54
08-23 1045.47
08-24 1041.64
08-25 1036.43
08-26 1051.87
08-27 1069.53
08-28 1074.2
08-29 1073.47
08-30 1121.87
08-31 1081.07
09-01 1072.27
09-02 1048.6
09-03 1075.07
09-04 1135.73
09-05 1114.53
09-06 1168.8
09-07 1150.0
09-08 1152.27
09-09 1204.8
09-10 1136.33
09-11 1106.73
09-12 1096.2
09-13 1110.6
09-14 1106.4
09-15 1068.71
09-16 1051.07
09-17 1026.71
09-18 1028.36
09-19 1001.79
09-20 1008.0
09-21 1050.0
09-22 1049.42
09-23 1063.92
09-24 1050.69
09-25 1068.07
09-26 1050.07
09-27 1066.0
09-28 1054.14
09-29 1052.79
09-30 1057.54
10-01 1070.92
10-02 1062.85
10-03 1048.77
10-04 1106.54
10-05 1149.5
10-06 1138.86
10-07 1138.21
10-08 1113.93
10-09 1125.5
10-10 1085.86
10-11 1076.43
10-12 1076.29
10-13 1088.64
10-14 1091.86
10-15 1151.08
10-16 1152.29
10-17 1135.79
10-18 1129.64
10-19 1118.36
10-20 1133.93
10-21 1127.38
10-22 1127.86
10-23 1109.07
10-24 1275.79
10-25 1338.29
10-26 1316.64
10-27 1326.71
10-28 1300.0
10-29 1274.71
10-30 1227.07
10-31 1215.36
11-01 1215.57
11-02 1208.57
11-03 1197.21
11-04 1165.77
11-05 1137.62
11-06 1132.69
11-07 1171.77
11-08 1191.38
11-09 1169.69
11-10 1220.08
11-11 1194.38
11-12 1165.15
11-13 1166.69
11-14 1171.14
11-15 1145.5
11-16 1192.57
11-17 1187.86
11-18 1206.15
11-19 1271.62
11-20 1245.08
11-21 1172.5
11-22 1179.23
11-23 1148.43
11-24 1110.38
11-25 1196.08
11-26 1251.07
11-27 1260.29
11-28 1280.93
11-29 1260.14
11-30 1226.57
12-01 1231.36
12-02 1219.71
12-03 1203.14
12-04 1217.21
12-05 1218.43
12-06 1219.46
12-07 1213.57
12-08 1178.14
12-09 1130.43
12-10 1199.29
12-11 1181.71
12-12 1166.21
12-13 1169.71
12-14 1193.85
12-15 1115.69
12-16 1200.15
12-17 1275.62
12-18 1309.23
12-19 1253.85
12-20 1233.08
12-21 1202.67
12-22 1206.69
12-23 1168.38
12-24 1192.92
12-25 1179.38
12-26 1176.62
12-27 1221.67
12-28 1231.17
12-29 1223.73
12-30 1222.25
12-31 1288.17

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index