ADD: Station: Ob Time Temps °F     Wind [knots] Precip
Air (Hi / Lo) DewP Feels RH% Vis Speed Direction Gust @Time Accum [1]
Grinnell05:40 AM 11.8(19.7/11.8) 6.3 85
De Soto (I-80/US 169)05:40 AM 20.3(21.7/19.4) 20 20 31 0
Carroll (US 30)05:40 AM 18(19/17.2) 14.7 6 86 10.1 10G1290 13@ 05:15 AM 0
Colfax - I-8005:40 AM 14.7(21.4/13.8) 10.6 15 83 040 17@ 12:00 AM 0
Plainfield05:40 AM 21.4(25.9/21.4) 21.4 21 100 0
Adair (I-80)05:40 AM 19.4(19.9/19) 16.2 19 87 0
Alton (IA10)05:40 AM 16(17.1/13.3) 10 16 77 0
Avoca (I-80)05:40 AM 21.4(22.1/21.4) 21.4 14 85 5G11140 13@ 02:50 AM
Steamboat Rock (US20)05:40 AM 8.1(12.7/6.6) 4.5 8 85 0
Sibley05:40 AM 11.1(13.3/9.3) 7 1 83 5G1070 11@ 03:15 AM 0
Spencer (US 18)05:40 AM 8.4(13.1/7.7) 3.7 8 80 3G4130 9@ 12:00 AM 0
Williamsburg (I-80)05:40 AM 10.8(18.7/10.8) 7.2 11 85 0270 22@ 01:20 AM 0
Grinnell (I-80)05:40 AM 12(18.9/11.7) 8.4 12 85 080 4@ 12:00 AM 0
Urbana (I-380)05:40 AM 16.3(19/16.3) 12.9 16 86 0.1 0280 14@ 12:40 AM 1.4
Dubuque (US 20)05:40 AM 21.4(23.4/21.2) 17.8 21 85 2G530 11@ 12:00 AM 0
Fort Dodge (US 20)05:40 AM 9.7(14.7/7.7) 7.2 10 89 0
Iowa City (US 218)05:40 AM 18.7(18.9/18.7) 18.7 10 84 5340 6@ 12:50 AM 0
Quad Cities05:40 AM 20(21/20) 19 11 96 6G8310 19@ 12:10 AM 0
Algona (US 18)05:40 AM 10.6(13.8/7.2) 5.9 11 81 2G20 10@ 01:55 AM 0
Williams (I-35)05:40 AM 7.5(10.4/1.8) 7.5 8 89 0G2130 10@ 12:10 AM 0
Tama05:40 AM 9.7(18.9/9.7) 6.1 1 85 4G510 15@ 12:20 AM 0
Red Oak (US 34/US 71)05:40 AM 23.2(23.7/23.2) 19.8 23 86 0
Sidney (I-29/IA 2)05:40 AM 27(28.2/27) 23.5 18 86 8G11110 12@ 12:25 AM 0
Sigourney (IA 92)05:40 AM 15.8(22.6/15.8) 15.8 6 80 620 6@ 12:00 AM
Des Moines (I-35)05:40 AM 18.1(22.5/17.6) 16.3 18 74 0
De Witt (US 30/US 61)05:40 AM 20.8(22.6/20.8) 19 14 92 1.9 4G7290 17@ 12:10 AM 0
Sioux City Maintenance05:40 AM 20.7(21/20.3) 15.4 13 80 5G9280 12@ 03:10 AM
Iowa City (I-80)05:40 AM 20.1(20.1/20.1) 20.1 12 83 5340 6@ 12:50 AM
Jefferson (IA 4)05:40 AM 15.4(18.5/12.4) 12.2 15 86 2.3 0
Leon (I-35)/IA 2)05:40 AM 22.3(22.5/21.4) 17.2 15 80 0.1 5G7120 8@ 03:45 AM 0
Manchester (US 20)05:40 AM 19.4(20.7/19.4) 15.6 13 84 4G6310 13@ 12:00 AM 0
Maquoketa (US 61/IA 64)05:40 AM 21.6(23.4/21.6) 17.1 15 82 4G5280 13@ 12:00 AM 0
Mason City (I-35)05:40 AM 11(13/11) 6.6 11 87 2G2270 2@ 12:10 AM 0
Missouri Valley (I-29)05:40 AM 24.6(24.6/23.9) 23 16 94 7130 12@ 05:35 AM
Mount Pleasant (US 218)05:40 AM 21.6(25.2/21.2) 14.7 22 74 2G4340 16@ 12:00 AM 0
Osceola (US 34)05:40 AM 20.5(23/20.3) 17.6 14 88 1.9 4G8150 11@ 04:20 AM 0
Ottumwa (US 63)05:40 AM 20.1(25.3/20.1) 13.8 13 76 4G5300 13@ 02:25 AM 0
Eddyville05:40 AM 18.1(24.8/17.2) 11.7 18 75 1.2 3G410 14@ 12:10 AM 0
Denison05:40 AM 27.5(28/27.1) 22.1 28 80 0
Moville05:40 AM 20.7(20.7/18.3) 17.4 21 87 3110 10@ 02:45 AM
Ida Grove (US 59)05:40 AM 18.9(19/16.2) 15.6 19 87 2G680 10@ 03:55 AM 0
Des Moines (I-235)05:40 AM 17.6(22.5/17.1) 9.9 9 71 560 6@ 02:50 AM 0
New Hampton (US 18)05:40 AM 11.7(17.8/11.7) 8.2 12 85 0.3 1G3350 14@ 12:40 AM 0.3
Bedford05:40 AM 24.1(24.4/23.9) 24.1 17 89 5G9100 10@ 05:25 AM 0
Tipton (I-80)05:40 AM 20.3(22.3/20.3) 16.7 13 85 1.2 4G7290 12@ 12:20 AM 0
Waterloo (US 20)05:40 AM 13.3(18.5/13.3) 10.2 5 87 4G5290 12@ 12:20 AM 0
Hanlontown (I-35)05:40 AM 8.4(11.8/5.5) 6.6 8 92 0340 11@ 12:30 AM
Cedar Rapids (I-380)05:40 AM 18.1(21/18.1) 13.3 12 81 4G5330 15@ 12:00 AM 0
Cedar Rapids (US 30)05:40 AM 16.9(21/16.9) 16.9 6 86 7340 8@ 03:50 AM 0
Centerville (IA 2)05:40 AM 21.6(23.5/19.6) 15.4 22 76 0
Creston (US 34)05:40 AM 20.3(20.7/19.6) 16.7 20 85 3G8120 12@ 03:55 AM 0
Davenport (I-80/I-280)05:40 AM 20.8(22.8/20.8) 17.6 11 87 7G10260 16@ 12:35 AM 0
Decorah (IA 9)05:40 AM 13(15/13) 13 13 50 2G5350 11@ 12:00 AM 0
Rockwell City05:40 AM 12.6(16.5/11.1) 9.7 2 87 6G860 10@ 05:00 AM 0
Estherville - Hwy 905:40 AM 10.8(12.4/6.6) 5.5 11 79 1G2170 12@ 12:00 AM 0
Mason City US1805:40 AM 12(14/11.8) 12 12 100 3G4280 14@ 12:00 AM 0
Council Bluffs No205:40 AM 25.2(25.2/24.3) 19.8 25 80 3G10130 10@ 05:35 AM 0
Saratoga05:40 AM 12.6(16/12) 10.9 2 93 6G620 11@ 12:00 AM
Hawkeye05:40 AM 17.2(18.9/17.2) 14.2 17 87 3G4310 14@ 12:00 AM
Victor05:40 AM 11.5(20.1/11.5) 7.2 2 82 510 5@ 12:00 AM
Early - US20/US7105:40 AM 14.5(16.9/13.8) 14.5 1 91 10G10100 11@ 04:55 AM 0
Anamosa (US 151)05:40 AM 18.7(20.8/18.7) 15.4 9 86 1.2 7G9290 18@ 12:00 AM 0
Council Bluffs (I-80)05:40 AM 25.5(25.5/24.4) 25.5 19 84 480 6@ 12:00 AM 0
Mount Vernon - US30/IA105:40 AM 19.2(21.6/19.2) 14.4 19 81 2G530 12@ 12:40 AM 0
Van Horne - US30/IA21805:40 AM 9.5(18.9/9.5) 7 -3 89 7G740 18@ 12:00 AM 0
Little Sioux - I2905:40 AM 23.2(23.2/22.5) 18.5 13 82 9G940 10@ 03:40 AM 0
Cantril05:40 AM 23(24/23) 22 23 99 020 11@ 12:20 AM 0
Altoona (I-80/US 65)05:40 AM 18(21/18) 18 12 100 1 4G450 11@ 12:00 AM 0
Ames (I-35)05:40 AM 12(17.1/11.8) 8.4 12 85 0
Ankeny (I-35)05:40 AM 18(20/18) 18 12 100 4G4350 12@ 12:10 AM 0
Burlington (US 34)05:40 AM 22.5(25.7/22.5) 19.8 23 89 3G6280 15@ 12:00 AM 0
Sloan I-2905:40 AM 21.9(21.9/20.8) 17.8 14 84 570 6@ 12:50 AM 0
Granger05:40 AM 19(21/19) 19 19 100 2G260 11@ 01:10 AM 0
Tiffin - I80/I380 Flyover05:40 AM 17.8(21.2/17.8) 13.3 18 82 3G4330 17@ 12:25 AM 0
Bloomfield05:39 AM 21(24.2/20.1) 14 81
Cleghorn05:39 AM 14.8(15.5/12) 9.7 86
Akron05:39 AM 17.4(17.8/16.7) 12.6 87
Olds05:38 AM 19.1(23.1/19.1) 12.4 81
Pleasantville05:36 AM 17.2(22.5/16.4) 7.4 73
Riverside05:36 AM 18.4(22.3/18.4) 11.9 82
Argyle05:35 AM 24.2(27/24.2) 15.4 76
Pacific Junction05:35 AM 26.2(26.5/25.6) 19.7 82
Leland05:34 AM 7.5(8.7/5.8) 4.9 93
Mount Ayr05:30 AM 22.2(22.6/21.9) 15.3 81
Prairie City05:26 AM 14.8(20.9/12.4) 9.7 86
Williams05:25 AM 6.7(12.5/6.7) 2.3 88
Ainsworth05:24 AM 18.6(22.8/18.6) 12 82
Marshalltown (US 30)Dec-11-2025Site Offline


Notes:
1 Not all sites have the ability to measure precip nor visibility.
2 The Iowa City (I-80) RWIS site does not have atmospheric sensors on it , so it is not included on this page.