This map created by the National Weather Service in Johnston, shows Precipitation departure from January 2020 to August 15, 2021 with the Drought Monitor overlaid. Is also shows the locations with the most significant precipitation deficit with many locations over northern parts of Iowa ranging from 12 to 18 inches below normal for that aforementioned period.

Notice the northern part of Cass County is down 19 1/4 inches, while the surrounding areas are in a deficit of slightly more than 12.75 inches. Areas in the far west and southwest have recovered slightly, due to recent heavy rain during intense thunderstorms.

Skyscan Forecast  Monday, August 16, 2021  Dan Hicks

Today: Mostly sunny. SE @ 10-15. High 87.

Tonight: Partly cloudy. SE @ 5-10. Low 65.

Tomorrow: Mostly sunny. SE @ 10-15. High 89.

Tuesday Night: Mostly clear. Low 64.

Wednesday: Mostly sunny. High 91.

Thursday: Partly cloudy. High 91.

Yesterday’s high in Atlantic was 84 and the low was 49. This day last year the high was 88 and the low was 57. The all-time record high for today’s date was 105 set in 1936. The record low was 48 set in 1966. Sunrise this morning is at 6:29 a.m., Sunset tonight is at 8:18 p.m., and Sunrise tomorrow is 6:30 a.m.

Today: Sunny, with a high near 83. Light southeast wind becoming south southeast 5 to 10 mph in the morning.
Tonight: Mostly clear, with a low around 57. South southeast wind 5 to 9 mph.
Monday: Sunny, with a high near 83. South wind 6 to 11 mph.
Monday Night: Mostly clear, with a low around 61. South southeast wind 6 to 8 mph.
Tuesday: Sunny, with a high near 86. South wind 6 to 11 mph.
Wednesday: Mostly sunny, with a high near 86.

Saturday’s High in Atlantic was 85. Our Low this morning, 49. Last year on this date, the High in Atlantic was 87, and the Low was 56. The Record High was 103 in 1937, and the Record Low was 40, in 1929.

Today: Isolated showers possible this morning; Otherwise Partly cloudy. High 84. N @ 5-10 mph.
Tonight: Fair to P/Cldy. Low 54.
Tomorrow: Mostly sunny. High around 86. SE @ 5-10 mph.
Sunday: P/Cldy. High 86.
Monday: P/Cldy to cldy w/scattered showers & tstorms. High around 84.

Thursday’s High in Atlantic was 90. Our Low this morning, 61. Last year on this date the High in Atlantic was 91 and the Low was 65. The Record High on this date was 101 in 1913. The Record Low was 39 in 1964.

Cass and parts of surrounding counties are still experiencing drought conditions. The latest Drought Monitor released today (Thursday), indicates all of Cass, Adair, and Mills Counties are Abnormally Dry. Most of Audubon and Madison Counties are also Abnormally Dry, with a section of Guthrie and most of Dallas County in a Moderate Drought. Other counties in the area experiencing abnormally dry soil conditions include: the eastern half of Pott. County; the southeastern part of Shelby County; the northwestern half of Adams County; and about two-thirds of Fremont and Page Counties.

Extreme Drought continues to plague all or parts of 11 counties in northeastern Iowa, and parts of five northwest/central Iowa, closest to the Minnesota border.

The Drought Monitor map released 8/12/21

Today: Partly cloudy w/isolated showers & thunderstorms possible this afternoon. High 92. Winds light & variable @ 5-10 mph.
Tonight: P/Cldy to cloudy w/isolated shwrs & tstrms. Low 63. N @ 5mph.
Tomorrow: P/Cldy. High around 86. N @ 5-10 mph.
Saturday: P/Cldy. High 86.
Sunday: P/Cldy to cldy w/scattered showers & tstorms. High around 84.

Wednesday’s High in Atlantic was 91. Our Low this morning, 63. Last year on this date the High in Atlantic was 86 and the Low was 70. The Record High on this date was 108 in 1936. The Record Low was 42 in 2004.

Today: **HEAT ADVISORY from Noon until 7-p.m.**Partly cloudy, warm & humid, w/isolated thundershowers possible this afternoon. High 93. S @ 10. Heat Index 105 or more is possible
Tonight: P/Cldy w/isolated thundershowers. Low 73. S @ 5mph.
Tomorrow: P/Cldy w/Isolated showers late. High around 91. Variable wind @ 5-10 mph.
Friday: Isolated showers early. Becoming P/Cldy. High 86.
Saturday: P/Cldy. High around 86.

Tuesday’s High in Atlantic was 91. Our Low this morning was 76. Last year on this date, the High in Atlantic was 87 and the Low was 55. The Record High was 104 in 1894, and the Record Low was 40, in 1902.

Audubon-Guthrie-Dallas–Cass-Adair-Madison-Adams-Union-Taylor-Ringgold Counties….A HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM.

Pottawattamie-Mills-Montgomery-Fremont-Page Counties…A HEAT ADVISORY REMAINS IN EFFECT TODAY FROM 11 AM TO 9 PM.

* WHAT…Heat index values of 105 or greater expected.

* IMPACTS…Hot temperatures and high humidity may cause heat illnesses to occur.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles under any circumstances.

Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location.

Heat stroke is an emergency! Call 9 1 1.

Today: Partly Cloudy w/isolated showers & thunderstorms. High 92. HEAT ADVISORY in effect until 7-p.m.. Heat index values as high as 106. S @ 10-15 mph.
Tonight: P/Cldy w/isolated shwrs & tstrms. Low around 72. S @ 5-10.
Tomorrow (Wednesday): P/Cldy w/scattered shwrs & tstrms. High 92. S @ 10-15.
Thursday: P/Cldy w/scatt. Shwrs & tstrms. High 89.
Friday: Scattered shwrs & tstrms early. P/Cldy. High 86.

Monday’s High in Atlantic was 91. Our Low was 65. Last year on this date the High in Atlantic was 84 and the Low was 54. The Record High on this date was 105 in 1894. The Record Low was 42 in 1967.