Overview Realtime Historical Map View
Heat Advisory
2026-07-14T08:00:00-04:00

* WHAT...Actual temperatures of 92 to 98 degrees expected. Heat index values between 97 and 104 expected. Overnight temperatures Monday night may struggle to get below 75 degrees. The hottest conditions are expected away from the immediate Lake Huron shore. * WHERE...Alcona, Alpena, Iosco, Montmorency, Ogemaw, Oscoda, and Presque Isle Counties. * WHEN...From noon today to 8 AM EDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...More heat is expected Tuesday, with potential for high temperatures to approach or exceed 100 degrees. Additional Heat Advisory headlines are likely in some places.

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 1060.36
07-15 1069.62
07-16 1151.93
07-17 1162.31
07-18 1155.86
07-19 1116.71
07-20 1115.79
07-21 1088.14
07-22 1056.86
07-23 1041.0
07-24 1046.29
07-25 1078.86
07-26 1079.71
07-27 1045.93
07-28 1104.0
07-29 1069.86
07-30 1050.21
07-31 1020.71
08-01 999.0
08-02 1026.07
08-03 1017.23
08-04 1070.29
08-05 1041.5
08-06 1010.86
08-07 1010.29
08-08 992.46
08-09 1001.23
08-10 1012.15
08-11 1035.93
08-12 1103.5
08-13 1075.79
08-14 1064.08
08-15 1039.64
08-16 1013.31
08-17 1035.85
08-18 1082.83
08-19 1059.08
08-20 1037.62
08-21 1028.0
08-22 1004.83
08-23 1018.0
08-24 1005.62
08-25 1017.69
08-26 1037.71
08-27 1055.93
08-28 1056.64
08-29 1060.86
08-30 1114.14
08-31 1069.71
09-01 1056.71
09-02 1029.21
09-03 1056.14
09-04 1122.57
09-05 1100.57
09-06 1158.71
09-07 1142.14
09-08 1144.57
09-09 1200.86
09-10 1127.5
09-11 1096.5
09-12 1086.64
09-13 1102.07
09-14 1100.43
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