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A joint service of the UK Ag Weather Center and the National Weather Service.
Precision Agriculture Weather Forecast For BREMER CountyFor Your Farm PointAgCast...Click here. Regional Hourly Observations For BREMER County Issued at 900 PM CDT FRI SEP 04 2026 NORTHEAST IOWA CITY SKY/WX TMP DP RH WIND PRES REMARKS CEDAR RAPIDS CLEAR 80 75 84 S3 29.89F HX 85 TC 27 CLINTON * CLEAR 81 75 82 SW6 29.89F HX 87 TC 27 DUBUQUE MOCLDY 79 74 84 NE6 29.93R HX 82 TC 26 OELWEIN * CLEAR 75 73 94 CALM 29.93R TC 24 WATERLOO CLEAR 75 71 87 NE3 29.90S TC 24
Current Agricultural Weather Conditions in Iowa Based on observations at 800pm CDT, Friday September 04, 2026 Across Iowa...temperatures are near 85 degrees west, near 90 degrees central, and near 84 degrees east. Current sky conditions are mostly cloudy west, partly cloudy central, and clear east. In the west, relative humidity is near 74%, and the dew point is near 76 degrees. The heat index is near 94 degrees west. In the central part of the state, relative humidity is near 57%, and the dew point is near 73 degrees. The heat index is near 98 degrees central. In the east, relative humidity is near 74%, and the dew point is near 75 degrees. The heat index is near 92 degrees east. The livestock heat stress category is danger west, danger central, and danger east. Winds are from the east at 6 mph west, where conditions are favorable for spraying. Winds are from the southeast at 6 mph central, where conditions are favorable for spraying. Winds are from the southwest at 3 mph east, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 90 degrees at Des Moines. The lowest temperature is 79 degrees at Waterloo.
Current NOWCAST not available: Nowcasts are not issued routinely during fair weather. Only when precipitation or other significant weather is occuring in this county will these forecasts be issued. Currently, there is no short term forecast in effect. Hazardous Weather Outlook For BREMER County,IA 456 PM CDT Fri Sep 4 2026 DAY ONE Tonight Heat and humidity persists today with heat indices around 100 degrees late this afternoon. DAYS TWO THROUGH SEVEN Saturday through Thursday Late season heat and humidity will generally persist from Saturday into early next week, but with some relative breaks at times. Additional thunderstorm chances are forecast at times from Sunday into early next week. Any severe weather potential during that time will be assessed in the coming days. SPOTTER INFORMATION STATEMENT Storm reports are always appreciated.
7-Day Forecast For BREMER County, IA 757 PM CDT Fri Sep 4 2026 TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT LABOR DAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY
Medium & Long Range Outlook For Iowa
IOWA
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6 TO 10 DAY 8 TO 14 DAY 30 DAY 90 DAY
SEP 10-14 SEP 12-18 JUN JUN-AUG
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Temperature: Above Above
Precipitation: Normal Normal
.... Medium and long range outlooks provided by NCEP/K. Thomas Priddy
Almanac Information Historical Weather And Climate Facts For Today SEPTEMBER 4TH HISTORIC WEATHER EVENTS ...1644... The Reverend John Campanius Holm, a Lutheran Minister, took the first known systematic weather observation without the aid of instruments in Wilmington, Delaware. Mr. Holm is considered by some to be the first weatherman in America. Each year the National Weather Service awards 25 John Campanius Holm awards across the United States to volunteer cooperative observers whom have exemplified dedication to creating an accurate daily climate record. ...1939... A thunderstorm deluged Washington D.C. with 4.4 inches of rain in two hours. September of that year was very dry across much of the nation, and Washington D.C. received more rain in that two hour period than most other places in the country that entire month. (David Ludlum) ...1970... The greatest natural disaster of record for Arizona occurred. Unprecedented rains caused rivers in central Arizona to rise five to ten feet per hour, sweeping cars and buildings as far as 30 to 40 miles downstream. Flooding claimed the lives of 23 persons, mainly campers, and caused millions of dollars damage. Water crested 36 feet above normal near Sunflower AZ. Workman's Creek was deluged with 11.40 inches of rain in 24 hours to establish a state record. Moisture from Pacific Tropical Storm Norma led to the severe flooding. (4th-6th) (The Weather Channel) ...1986... An unusually strong dust devil moved across the Flagstaff Pulliam Airport. The dust devil blew open the doors of the National Weather Service office scattering papers and bringing down a ceiling-mounted light fixture. (Storm Data) ...1987... Thunderstorms developing along a stationary front produced heavy rain across the Southern Atlantic Coast States. Up to eight inches was reported north of Charleston SC. Serious flooding was reported in Monks Corner SC. Seven cities in the northeastern U.S. reported record low temperatures for the date. Houlton ME dipped to 32 degrees. (The National Weather Summary) (Storm Data) ...1988... The western U.S. experienced another day of record heat. The afternoon high of 91 degrees at Stampede Pass WA established an all-time record for that location, and Los Angeles CA equalled their all-time record high with a reading of 110 degrees. A record high of 107 degrees at San Diego CA was their hottest reading in 25 years. Red Bluff CA was the hot spot in the nation with an afternoon reading of 118 degrees. (National Weather Summary) ...1989... Overnight thunderstorm rains of four and a half to seven inches drenched eastern Nebraska during the morning hours, pushing creeks out of their banks, and flooding fields, country roads and city streets. Totals ranged up to 6.97 inches south of Creston. It was also a soggy Labor Day for northern Florida. Jacksonville reported 6.82 inches of rain, and evening thunderstorms produced 2.75 inches of rain in one hour at Sandlewood. (Storm Data) (The National Weather Summary) Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky | ||||||||||