Daily Coop Min Temp

Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Observed 24-Hour Minimum Temperature

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM SATURDAY SEPTEMBER 5, 2026. MISSOURI Round Spring 67 Rosebud 69 Sedalia 69 St Charles 7SSW 69 Lockwood 71 Perryville 71 Ash Grove 72 Canton LD 20 TW 72 Clarence Cannon 72 Memphis 72 Chillicothe 73 Clearwater Dam 73 Cole Camp 73 Kirksville 73 Potosi 5SW 73 Trenton 73 Truman D & Rsvr 73 Washington 73 Freedom 74 West Plains 74 Iberia 75 Vandalia 75 Hannibal 76 NWS WFO 76 Saverton LD 22 TW 76 St Charles 76 Clarksville 24 TW 77 CENTRAL AND SOUTHERN ILLINOIS Carbondale 72 La Harpe 72 Ogden 72 Bentley 74 Hamletsburg 74 Kaskaskia Locks 74 Quincy L & D 21 74 Tuscola 74 Gladstone 75 Alton LD 26 TW 76 Salem 76

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM FRIDAY SEPTEMBER 4, 2026. MISSOURI Round Spring 66 Cassville 67 Galena 69 Ozark Beach 69 Rosebud 69 Alton 70 Shelbina 70 Ash Grove 71 Bolivar 71 Clearwater Dam 71 Perryville 71 Sedalia 71 Freedom 72 Lockwood 72 St Charles 7SSW 72 Trenton 72 Washington 72 Chillicothe 73 Potosi 5SW 73 Canton LD 20 TW 74 Monett 74 West Plains 74 California 75 Marshfield 75 Princeton 75 Iberia 76 Kirksville 76 Rolla 76 Steffenville 76 Truman D & Rsvr 76 Vandalia 76 Jefferson City 77 Clarence Cannon 78 Hannibal 78 NWS WFO 78 Saverton LD 22 TW 78 Stockton 79 CENTRAL AND SOUTHERN ILLINOIS La Harpe 72 Ogden 72 Carbondale 73 Flora 73 Urbana 73 Bentley 74 Tuscola 74 Jerseyville 2SW 75 Kaskaskia Locks 75 Salem 76 Alton LD 26 TW 77 Quincy L & D 21 77

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM THURSDAY SEPTEMBER 3, 2026. MISSOURI Ava 63 Cassville 67 Hermitage 68 Round Spring 68 Perryville 69 Rosebud 69 Galena 70 Shelbina 70 St Charles 7SSW 70 Billings 71 Trenton 71 Bolivar 72 Chillicothe 72 Clearwater Dam 72 Freedom 72 Washington 72 West Plains 72 Ash Grove 73 Lockwood 73 Monett 73 Sedalia 73 Princeton 74 California 75 Canton LD 20 TW 75 Iberia 75 Marshfield 76 Rolla 76 Salisbury 76 Steffenville 76 Truman D & Rsvr 76 Clarence Cannon 77 Clarksville 24 TW 77 Jefferson City 77 Kirksville 77 St Charles 77 Vandalia 77 Hannibal 78 NWS WFO 78 Potosi 5SW 78 Saverton LD 22 TW 81 CENTRAL AND SOUTHERN ILLINOIS Ogden 70 Carbondale 72 Hamletsburg 72 La Harpe 72 Flora 73 Tuscola 73 White Hall 1E 73 Bentley 74 Gladstone 74 Kaskaskia Locks 74 Quincy L & D 21 74 Jerseyville 2SW 76 Salem 76 Alton LD 26 TW 77

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM WEDNESDAY SEPTEMBER 2, 2026. MISSOURI Ava 60 Rosebud 65 Round Spring 67 Shelbina 67 Alton 68 Bolivar 68 Ozark Beach 68 Clearwater Dam 69 Galena 69 Perryville 69 Sedalia 69 Chillicothe 70 Clarksville 24 TW 70 Salisbury 71 Trenton 71 Washington 71 Billings 72 Freedom 72 Princeton 72 Truman D & Rsvr 72 West Plains 72 Ash Grove 73 Clarence Cannon 73 Cole Camp 73 Steffenville 73 Vandalia 73 Canton LD 20 TW 74 Lockwood 74 St Charles 7SSW 74 Hannibal 75 Iberia 75 Jefferson City 75 Kirksville 75 Memphis 75 Monett 75 NWS WFO 75 Hermitage 76 Potosi 5SW 76 Rolla 77 Saverton LD 22 TW 79 Stockton 80 CENTRAL AND SOUTHERN ILLINOIS Carbondale 70 Ogden 70 Urbana 70 White Hall 1E 70 La Harpe 71 Gladstone 72 Hamletsburg 72 Bentley 73 Jerseyville 2SW 73 Alton LD 26 TW 74 Flora 74 Quincy L & D 21 74 Tuscola 74 Kaskaskia Locks 75 Salem 75

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM TUESDAY SEPTEMBER 1, 2026. MISSOURI Round Spring 62 St Charles 7SSW 62 St Charles 63 Washington 63 Perryville 64 Clearwater Dam 65 Rosebud 65 West Plains 66 Galena 67 Shelbina 67 Bolivar 68 NWS WFO 68 Billings 69 Memphis 69 Sedalia 69 Chillicothe 70 Clarksville 24 TW 70 Ash Grove 71 Cole Camp 71 Freedom 71 Salisbury 71 Trenton 71 Vandalia 71 California 72 Steffenville 72 Truman D & Rsvr 72 Canton LD 20 TW 73 Clarence Cannon 73 Iberia 73 Lockwood 73 Hannibal 74 Potosi 5SW 74 Hermitage 75 Kirksville 75 Monett 75 Rolla 75 Saverton LD 22 TW 76 Stockton 79 CENTRAL AND SOUTHERN ILLINOIS Ogden 65 Jerseyville 2SW 68 Flora 69 Salem 69 Carbondale 70 La Harpe 70 Alton LD 26 TW 71 Bentley 71 Tuscola 71 Urbana 71 Gladstone 72 Hamletsburg 72 Kaskaskia Locks 72 Quincy L & D 21 74

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM MONDAY AUGUST 31, 2026. MISSOURI Ava 56 Round Spring 57 Clearwater Dam 61 St Charles 63 Washington 63 West Plains 63 Cassville 64 Clarksville 24 TW 64 Perryville 64 Saverton LD 22 TW 64 Rosebud 66 Freedom 67 NWS WFO 67 Billings 68 Canton LD 20 TW 68 Shelbina 68 Ash Grove 69 Iberia 70 Princeton 70 Bolivar 71 California 71 Jefferson City 71 Lockwood 71 Monett 71 Rolla 71 Steffenville 71 Vandalia 71 Clarence Cannon 72 Hannibal 72 Marshfield 72 Salisbury 72 Trenton 72 Sedalia 73 Hermitage 74 Kirksville 74 Potosi 5SW 74 Truman D & Rsvr 75 Chillicothe 77 CENTRAL AND SOUTHERN ILLINOIS Jerseyville 2SW 61 Carbondale 63 Gladstone 64 Ogden 65 Urbana 65 Flora 66 Hamletsburg 67 Kaskaskia Locks 67 Salem 68 Tuscola 68 La Harpe 69 Bentley 70 Quincy L & D 21 71 Alton LD 26 TW 77

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM SUNDAY AUGUST 30, 2026. MISSOURI Ava 54 Round Spring 54 Rosebud 56 Freedom 59 Washington 59 Cole Camp 60 Perryville 60 Iberia 61 NWS WFO 61 Shelbina 61 Truman D & Rsvr 61 Sedalia 62 St Charles 7SSW 62 Vandalia 62 West Plains 62 Clarksville 24 TW 64 Jefferson City 64 Lockwood 64 Saverton LD 22 TW 64 Steffenville 64 Trenton 64 Canton LD 20 TW 65 Hannibal 65 Clarence Cannon 66 Kirksville 66 Rolla 66 Salisbury 66 Ash Grove 67 Chillicothe 67 Marshfield 67 Hermitage 68 Princeton 69 Monett 70 CENTRAL AND SOUTHERN ILLINOIS Casey 59 Kaskaskia Locks 60 Ogden 60 White Hall 1E 60 Quincy L & D 21 63 La Harpe 64 Tuscola 64 Gladstone 65 Salem 66 Hamletsburg 67 Bentley 69

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM SATURDAY AUGUST 29, 2026. MISSOURI Round Spring 53 Ava 55 Rosebud 55 Shelbina 55 Iberia 58 Lockwood 58 Salisbury 58 Sedalia 58 Freedom 59 Hermitage 59 Kirksville 59 Memphis 59 Perryville 59 Potosi 5SW 59 Washington 59 Canton LD 20 TW 60 Steffenville 60 Vandalia 60 West Plains 60 Ash Grove 61 Billings 61 NWS WFO 61 Trenton 61 Truman D & Rsvr 61 Jefferson City 62 Monett 62 Clarksville 24 TW 64 Hannibal 64 Marshfield 64 Saverton LD 22 TW 64 St Charles 7SSW 64 Princeton 66 CENTRAL AND SOUTHERN ILLINOIS Casey 54 White Hall 1E 57 La Harpe 60 Ogden 60 Bentley 61 Kaskaskia Locks 61 Tuscola 61 Gladstone 62 Quincy L & D 21 63 Salem 64 Carlyle Lake 65 Hamletsburg 67

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM FRIDAY AUGUST 28, 2026. MISSOURI Shelbina 55 Cassville 56 Rosebud 56 Round Spring 56 Ash Grove 57 Bolivar 57 Ava 58 Billings 58 Hermitage 58 Iberia 58 Lockwood 58 Memphis 58 Princeton 58 Salisbury 58 Sedalia 58 Freedom 59 Perryville 59 Canton LD 20 TW 60 Chillicothe 60 Galena 60 Kirksville 60 Marshfield 60 Ozark Beach 60 Potosi 5SW 60 Steffenville 60 Vandalia 60 Washington 60 Clarence Cannon 61 NWS WFO 61 Trenton 61 Truman D & Rsvr 61 Monett 62 St Charles 62 St Charles 7SSW 63 Stockton 63 Clarksville 24 TW 64 Clearwater Dam 64 Rolla 64 Saverton LD 22 TW 64 Hannibal 65 West Plains 65 CENTRAL AND SOUTHERN ILLINOIS Jerseyville 2SW 58 La Harpe 58 Bentley 61 Carbondale 61 Kaskaskia Locks 61 Tuscola 61 Gladstone 62 Ogden 62 Urbana 62 Flora 64 Quincy L & D 21 64 Salem 65 Hamletsburg 66

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM THURSDAY AUGUST 27, 2026. MISSOURI Princeton 60 Round Spring 60 Memphis 61 Rosebud 61 Sedalia 61 Shelbina 61 Clarence Cannon 62 Salisbury 62 Steffenville 62 Bolivar 63 Canton LD 20 TW 63 Cassville 63 Chillicothe 63 Kirksville 63 Vandalia 63 Ava 64 Freedom 64 Marshfield 64 Perryville 64 Trenton 64 Ash Grove 65 California 65 Galena 65 Hermitage 65 Iberia 65 NWS WFO 65 Ozark Beach 65 Potosi 5SW 65 Truman D & Rsvr 65 Hannibal 66 Lockwood 66 St Charles 66 Rolla 67 Monett 68 West Plains 68 Clearwater Dam 69 CENTRAL AND SOUTHERN ILLINOIS Gladstone 59 La Harpe 60 Tuscola 62 Jerseyville 2SW 63 Ogden 63 Urbana 63 Bentley 64 Alton LD 26 TW 65 Quincy L & D 21 65 Salem 65 Flora 67 Hamletsburg 67 Kaskaskia Locks 67 Carbondale 68

24 HOUR LOW TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM WEDNESDAY AUGUST 26, 2026. MISSOURI St Charles 58 Hannibal 59 Rosebud 61 Kirksville 62 Shelbina 62 Clarence Cannon 63 NWS WFO 63 Steffenville 63 Canton LD 20 TW 64 Chillicothe 64 Potosi 5SW 64 Memphis 65 Perryville 65 Sedalia 65 Trenton 65 Clarksville 24 TW 66 Freedom 66 Princeton 66 Saverton LD 22 TW 66 St Charles 7SSW 66 Washington 66 Ava 67 Iberia 67 Jefferson City 67 Salisbury 67 Bolivar 68 Cassville 69 Clearwater Dam 69 Lockwood 69 California 70 Truman D & Rsvr 70 West Plains 70 Billings 71 Hermitage 71 Marshfield 71 Ash Grove 72 Monett 72 Galena 73 Stockton 75 CENTRAL AND SOUTHERN ILLINOIS Jerseyville 2SW 54 Casey 56 Ogden 56 Quincy L & D 21 56 Flora 57 Bentley 59 Tuscola 59 Gladstone 60 La Harpe 62 Carbondale 63 Salem 63 Urbana 63 Hamletsburg 65 Alton LD 26 TW 66 Kaskaskia Locks 66