24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM THURSDAY AUGUST 20, 2026. MISSOURI Cassville 102 Galena 100 Billings 100 Ozark Beach 99 Monett 99 Ash Grove 98 Lockwood 96 Bolivar 92 Ava 91 West Plains 90 Round Spring 89 Perryville 88 Cole Camp 87 Truman D & Rsvr 86 Hermitage 86 Princeton 84 Memphis 83 Kirksville 83 Trenton 82 Sedalia 82 Chillicothe 82 Steffenville 81 Salisbury 81 Rosebud 81 Hannibal 81 Clearwater Dam 81 Clarksville 24 TW 81 Clarence Cannon 81 St Charles 7SSW 80 Shelbina 80 Rolla 80 NWS WFO 80 Jefferson City 80 Iberia 80 Freedom 80 Canton LD 20 TW 80 California 80 Washington 79 Vandalia 79 Potosi 5SW 79 CENTRAL AND SOUTHERN ILLINOIS Casey 88 Ogden 87 Flora 86 Urbana 85 Kaskaskia Locks 85 Jerseyville 2SW 85 Salem 84 Quincy L & D 21 84 La Harpe 84 Gladstone 84 Bentley 82 Tuscola 81 Pittsfield 81 Alton LD 26 TW 81 White Hall 1E 80 Hamletsburg 79

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM WEDNESDAY AUGUST 19, 2026. MISSOURI Lockwood 100 Galena 100 Ash Grove 100 West Plains 99 Monett 99 Stockton 98 Cassville 97 Bolivar 96 Hermitage 95 Ava 95 Round Spring 94 Truman D & Rsvr 91 Rolla 91 Iberia 90 Clearwater Dam 90 Potosi 5SW 88 St Charles 87 Jefferson City 87 Washington 86 St Charles 7SSW 86 Rosebud 86 Freedom 86 Clarksville 24 TW 86 California 86 Saverton LD 22 TW 85 NWS WFO 85 Sedalia 84 Clarence Cannon 84 Steffenville 83 Salisbury 83 Princeton 83 Memphis 83 Vandalia 82 Trenton 82 Shelbina 82 Kirksville 82 Hannibal 82 Chillicothe 82 CENTRAL AND SOUTHERN ILLINOIS Flora 90 Quincy L & D 21 88 Kaskaskia Locks 88 Salem 87 Hamletsburg 87 Carbondale 87 Ogden 86 Alton LD 26 TW 86 Gladstone 84 White Hall 1E 83 Pittsfield 83 Urbana 82 Bentley 82 Tuscola 81 La Harpe 80

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM TUESDAY AUGUST 18, 2026. MISSOURI West Plains 91 Ash Grove 89 Round Spring 88 Truman D & Rsvr 87 Shelbina 87 Monett 87 Clearwater Dam 87 Hermitage 86 Clarksville 24 TW 86 Cassville 86 Bolivar 86 St Charles 84 Salisbury 84 Perryville 84 NWS WFO 84 Memphis 84 Lockwood 84 Ava 84 Washington 83 St Charles 7SSW 83 Saverton LD 22 TW 83 Princeton 83 Potosi 5SW 83 Freedom 83 Clarence Cannon 83 Chillicothe 83 California 83 Vandalia 82 Steffenville 82 Sedalia 82 Rosebud 82 Hannibal 82 Cole Camp 82 Kirksville 81 Canton LD 20 TW 81 CENTRAL AND SOUTHERN ILLINOIS Jerseyville 2SW 91 Hamletsburg 90 Flora 86 Casey 86 Kaskaskia Locks 85 Gladstone 85 Carbondale 85 Salem 83 Bentley 83 Alton LD 26 TW 83 White Hall 1E 82 Urbana 82 Ogden 82 La Harpe 82 Quincy L & D 21 81 Tuscola 80

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM MONDAY AUGUST 17, 2026. MISSOURI Round Spring 102 Lockwood 102 Billings 102 Ash Grove 102 Marshfield 101 Hermitage 101 Bolivar 101 West Plains 100 Monett 100 Clearwater Dam 100 Rolla 99 Iberia 98 Ava 98 Truman D & Rsvr 96 Potosi 5SW 96 Perryville 95 Jefferson City 94 Washington 93 St Charles 92 NWS WFO 92 Freedom 92 Clarksville 24 TW 92 Rosebud 91 California 91 Cole Camp 90 St Charles 7SSW 89 Salisbury 89 Clarence Cannon 89 Vandalia 88 Sedalia 88 Saverton LD 22 TW 88 Shelbina 87 Hannibal 85 Steffenville 84 Chillicothe 82 Memphis 81 Canton LD 20 TW 81 Kirksville 80 CENTRAL AND SOUTHERN ILLINOIS Hamletsburg 99 Carbondale 97 Quincy L & D 21 94 Mount Vernon 94 Flora 94 Salem 91 Jerseyville 2SW 90 Urbana 89 Ogden 89 Tuscola 87 Bentley 82 Alton LD 26 TW 82 La Harpe 81 Gladstone 80

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM SUNDAY AUGUST 16, 2026. MISSOURI West Plains 101 Ash Grove 101 Iberia 100 Hermitage 100 Monett 99 Marshfield 99 Lockwood 99 Rolla 98 Truman D & Rsvr 96 Jefferson City 96 Cassville 96 Freedom 95 Ava 95 Perryville 94 California 94 Washington 93 Saverton LD 22 TW 93 Rosebud 93 Potosi 5SW 93 Memphis 93 St Charles 7SSW 92 NWS WFO 92 Steffenville 91 Princeton 91 Kirksville 91 Trenton 90 Sedalia 90 Hannibal 90 Canton LD 20 TW 90 Chillicothe 89 Vandalia 88 CENTRAL AND SOUTHERN ILLINOIS Hamletsburg 96 Salem 95 Quincy L & D 21 94 Mount Vernon 94 La Harpe 88 Casey 88 Alton LD 26 TW 87 Gladstone 86 Urbana 85 Ogden 85 Tuscola 84

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM SATURDAY AUGUST 15, 2026. MISSOURI Ash Grove 102 West Plains 101 Lockwood 101 Hermitage 101 Truman D & Rsvr 100 Round Spring 99 Rolla 99 Monett 99 Marshfield 99 Iberia 99 Sedalia 98 Jefferson City 98 Ava 98 Cassville 96 California 96 Freedom 95 Washington 93 St Charles 7SSW 93 Rosebud 93 Potosi 5SW 93 NWS WFO 93 Saverton LD 22 TW 92 Vandalia 90 Salisbury 88 Chillicothe 87 Trenton 85 Hannibal 85 Steffenville 84 Kirksville 83 Canton LD 20 TW 82 Princeton 77 CENTRAL AND SOUTHERN ILLINOIS Hamletsburg 96 Salem 94 Kaskaskia Locks 94 Alton LD 26 TW 93 Mount Vernon 92 Casey 91 Gladstone 89 Quincy L & D 21 85 Tuscola 82 Bentley 82 La Harpe 81 Ogden 80 Urbana 0

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM FRIDAY AUGUST 14, 2026. MISSOURI Stockton 104 Lockwood 101 Hermitage 101 Monett 100 Galena 100 Bolivar 100 Billings 100 Ash Grove 100 Truman D & Rsvr 99 Rolla 98 Jefferson City 98 Iberia 98 Sedalia 97 Round Spring 97 Cole Camp 97 Cassville 97 Ava 97 St Charles 96 Perryville 96 Clearwater Dam 96 California 96 St Charles 7SSW 95 Clarksville 24 TW 95 Washington 94 NWS WFO 94 Freedom 94 Vandalia 93 Rosebud 93 Potosi 5SW 93 Saverton LD 22 TW 92 Salisbury 92 Princeton 91 Clarence Cannon 91 Chillicothe 91 Trenton 90 Hannibal 89 Shelbina 88 Kirksville 86 Canton LD 20 TW 86 Steffenville 85 CENTRAL AND SOUTHERN ILLINOIS Flora 98 Hamletsburg 96 Salem 95 Kaskaskia Locks 94 Jerseyville 2SW 93 Alton LD 26 TW 93 Mount Vernon 92 Carbondale 92 Quincy L & D 21 89 Tuscola 86 Urbana 85 Ogden 85 La Harpe 84 Bentley 84 Gladstone 79

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM WEDNESDAY AUGUST 12, 2026. MISSOURI Stockton 100 Hermitage 99 Ash Grove 99 Rolla 98 Lockwood 98 Billings 98 West Plains 97 Truman D & Rsvr 97 Iberia 97 Galena 97 Monett 96 Memphis 96 Marshfield 96 Jefferson City 96 Clarksville 24 TW 96 Bolivar 96 Washington 95 St Charles 7SSW 95 Saverton LD 22 TW 95 Trenton 94 St Charles 94 NWS WFO 94 Freedom 94 Clarence Cannon 94 California 94 Vandalia 93 Rosebud 93 Hannibal 93 Clearwater Dam 93 Chillicothe 93 Cassville 93 Ava 93 Potosi 5SW 92 Kirksville 92 Canton LD 20 TW 92 Steffenville 91 Shelbina 91 CENTRAL AND SOUTHERN ILLINOIS Kaskaskia Locks 97 Flora 97 Casey 97 Salem 96 Quincy L & D 21 96 Mount Vernon 95 Jerseyville 2SW 94 Hamletsburg 94 Alton LD 26 TW 94 Pittsfield 93 Carbondale 93 La Harpe 90 Gladstone 90 Urbana 89 Tuscola 89 Ogden 88 Bentley 87

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM TUESDAY AUGUST 11, 2026. MISSOURI Stockton 99 Hermitage 98 Truman D & Rsvr 97 Lockwood 97 West Plains 96 Monett 96 Jefferson City 96 Galena 96 Billings 96 Round Spring 95 Rolla 95 Marshfield 95 Iberia 95 Bolivar 95 Perryville 94 Cole Camp 94 Clarksville 24 TW 94 California 94 Sedalia 93 NWS WFO 93 Freedom 93 Clarence Cannon 93 Ava 93 Washington 92 St Charles 7SSW 92 St Charles 92 Salisbury 92 Rosebud 92 Chillicothe 92 Cassville 92 Potosi 5SW 91 Clearwater Dam 91 Vandalia 90 Trenton 90 Steffenville 90 Shelbina 90 Memphis 90 Hannibal 90 Canton LD 20 TW 90 Kirksville 87 CENTRAL AND SOUTHERN ILLINOIS Flora 96 Kaskaskia Locks 95 Alton LD 26 TW 95 Quincy L & D 21 94 Ogden 94 Salem 93 Hamletsburg 93 Mount Vernon 92 Jerseyville 2SW 91 Carbondale 91 Gladstone 90 Urbana 89 Tuscola 88 Bentley 87 La Harpe 86

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM MONDAY AUGUST 10, 2026. MISSOURI Stockton 98 Lockwood 97 Hermitage 97 Rolla 96 Billings 96 Truman D & Rsvr 95 Monett 95 Iberia 95 West Plains 94 Marshfield 94 Clarksville 24 TW 94 Bolivar 94 St Charles 7SSW 93 St Charles 93 Sedalia 93 Freedom 93 Cole Camp 93 California 93 Washington 92 Saverton LD 22 TW 92 Salisbury 92 NWS WFO 92 Ava 92 Rosebud 91 Clearwater Dam 91 Clarence Cannon 91 Cassville 91 Vandalia 90 Trenton 90 Hannibal 90 Chillicothe 90 Shelbina 89 Potosi 5SW 89 Perryville 89 Kirksville 89 Steffenville 88 Memphis 88 Canton LD 20 TW 88 CENTRAL AND SOUTHERN ILLINOIS Flora 93 Salem 92 Quincy L & D 21 92 Kaskaskia Locks 92 Jerseyville 2SW 92 Casey 92 Alton LD 26 TW 92 La Harpe 91 Ogden 90 Urbana 89 Mount Vernon 89 Hamletsburg 89 Bentley 89 Gladstone 88 Carbondale 88 Tuscola 87

24 HOUR HIGH TEMPERATURE DATA IN DEGREES FAHRENHEIT, ENDING AT 7 AM SUNDAY AUGUST 9, 2026. MISSOURI Billings 94 Ash Grove 94 Lockwood 93 West Plains 92 Truman D & Rsvr 92 Monett 92 Marshfield 92 Round Spring 91 Rolla 91 St Charles 7SSW 90 Clarksville 24 TW 90 Cassville 90 NWS WFO 89 Iberia 89 Clarence Cannon 89 Ava 89 Sedalia 88 Salisbury 88 Rosebud 88 Hannibal 88 Freedom 88 Vandalia 87 Trenton 87 Steffenville 87 Potosi 5SW 87 Perryville 87 Memphis 86 Kirksville 85 Canton LD 20 TW 84 CENTRAL AND SOUTHERN ILLINOIS Casey 94 Ogden 92 Salem 91 Quincy L & D 21 89 Mount Vernon 89 Hamletsburg 88 Gladstone 88 Tuscola 87 Bentley 86 La Harpe 84