This page presents the raw observations of daily high and low temperature along with precipitation and snow when available. The dates shown are the date when the observation was reported. For observations made at 7 AM, this would be a for a 24 hour period up until that time and not for that local date. The timestamps shown are valid for the local timezone of that reporting station.

Hint: You should be able to highlight the values in the table and then copy + paste these values into a spreadsheet program like Excel. A download interface does exist for these observations.

COOP obs listed by station

(Click on a date to get all obs for a particular date.)

Select Year:

NWSLI: Site Name: Date: Temp at Ob Max Air Temp Min Air Temp Precip Snowfall Snow Depth Snow Water Equiv
OTWI4OttumwaNo Observation Reported for 2023-07-20
OTWI4OttumwaNo Observation Reported for 2023-07-21
OTWI4OttumwaNo Observation Reported for 2023-07-22
OTWI4OttumwaNo Observation Reported for 2023-07-23
OTWI4OttumwaNo Observation Reported for 2023-07-24
OTWI4OttumwaNo Observation Reported for 2023-07-25
OTWI4OttumwaNo Observation Reported for 2023-07-26
OTWI4OttumwaNo Observation Reported for 2023-07-27
OTWI4OttumwaNo Observation Reported for 2023-07-28
OTWI4OttumwaNo Observation Reported for 2023-07-29
OTWI4OttumwaNo Observation Reported for 2023-07-30
OTWI4OttumwaNo Observation Reported for 2023-07-31
OTWI4OttumwaNo Observation Reported for 2023-08-01
OTWI4OttumwaNo Observation Reported for 2023-08-02
OTWI4OttumwaNo Observation Reported for 2023-08-03
OTWI4OttumwaNo Observation Reported for 2023-08-04
OTWI4OttumwaNo Observation Reported for 2023-08-05
OTWI4OttumwaNo Observation Reported for 2023-08-06
OTWI4OttumwaNo Observation Reported for 2023-08-07
OTWI4OttumwaNo Observation Reported for 2023-08-08
OTWI4OttumwaNo Observation Reported for 2023-08-09
OTWI4OttumwaNo Observation Reported for 2023-08-10
OTWI4OttumwaNo Observation Reported for 2023-08-11
OTWI4OttumwaNo Observation Reported for 2023-08-12
OTWI4OttumwaNo Observation Reported for 2023-08-13
OTWI4OttumwaNo Observation Reported for 2023-08-14
OTWI4Ottumwa15 Aug 2023 7AMMMM000M
.AR OTWI4 230815 C DH0700/PP 0.00/SF 0.0/SD 0/DC2309111705 Established as a new COOP site.
OTWI4Ottumwa16 Aug 2023 7AMMMM000M
.A OTWI4 230816 C DH0700/PP 0.00/SF 0.0/SD 0/DC2309071848
OTWI4Ottumwa17 Aug 2023 6AMMMM000M
.A OTWI4 230817 C DH0700/PP 0.00/SF 0.0/SD 0/DC2308170751
OTWI4Ottumwa18 Aug 2023 7AMMMM000M
.A OTWI4 230818 C DH0700/PP 0.00/SF 0.0/SD 0/DC2309071848
OTWI4Ottumwa19 Aug 2023 6AMMMM000M
.A OTWI4 230819 C DH0700/PP 0.00/SF 0.0/SD 0/DC2308190956
OTWI4Ottumwa20 Aug 2023 6AMMMM000M
.A OTWI4 230820 C DH0700/PP 0.00/SF 0.0/SD 0/DC2308200745
OTWI4Ottumwa21 Aug 2023 6AMMMM000M
.A OTWI4 230821 C DH0700/PP 0.00/SF 0.0/SD 0/DC2308211031
OTWI4Ottumwa22 Aug 2023 7AMMMM000M
.A OTWI4 230822 C DH0700/PP 0.00/SF 0.0/SD 0/DC2308220910
OTWI4Ottumwa23 Aug 2023 7AMMMM000M
.A OTWI4 230823 C DH0700/PP 0.00/SF 0.0/SD 0/DC2308231421
OTWI4Ottumwa24 Aug 2023 6AMMMM000M
.A OTWI4 230824 C DH0700/PP 0.00/SF 0.0/SD 0/DC2308240715
OTWI4Ottumwa25 Aug 2023 6AMMMM000M
.A OTWI4 230825 C DH0700/PP 0.00/SF 0.0/SD 0/DC2308250904
OTWI4Ottumwa26 Aug 2023 7AMMMM0.0100M
.AR OTWI4 230826 C DH0700/PP 0.01/SF 0.0/SD 0/DC2309071848
OTWI4Ottumwa27 Aug 2023 7AMMMM000M
.AR OTWI4 230827 C DH0700/PP 0.00/SF 0.0/SD 0/DC2309071848
OTWI4Ottumwa28 Aug 2023 7AMMMM000M
.AR OTWI4 230828 C DH0700/PP 0.00/SF 0.0/SD 0/DC2309071848
OTWI4Ottumwa29 Aug 2023 7AMMMM000M
.AR OTWI4 230829 C DH0700/PP 0.00/SF 0.0/SD 0/DC2309071848
OTWI4Ottumwa30 Aug 2023 7AMMMM000M
.AR OTWI4 230830 C DH0700/PP 0.00/SF 0.0/SD 0/DC2309071848
OTWI4Ottumwa31 Aug 2023 7AMMMM000M
.AR OTWI4 230831 C DH0700/PP 0.00/SF 0.0/SD 0/DC2309071848
OTWI4Ottumwa1 Sep 2023 7AMMMM000M
.AR OTWI4 230901 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa2 Sep 2023 7AMMMM000M
.AR OTWI4 230902 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa3 Sep 2023 7AMMMM000M
.AR OTWI4 230903 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa4 Sep 2023 7AMMMM000M
.AR OTWI4 230904 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa5 Sep 2023 7AMMMM000M
.AR OTWI4 230905 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa6 Sep 2023 7AMMMM0.0400M
.AR OTWI4 230906 C DH0700/PP 0.04/PT 1/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa7 Sep 2023 7AMMMM000M
.AR OTWI4 230907 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa8 Sep 2023 7AMMMM000M
.AR OTWI4 230908 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa9 Sep 2023 7AMMMM000M
.AR OTWI4 230909 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa10 Sep 2023 7AMMMM000M
.AR OTWI4 230910 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa11 Sep 2023 7AMMMM0.7900M
.AR OTWI4 230911 C DH0700/PP 0.79/PT 1/SF 0.0/SD 0/DC2310041430 First significant rain in 30 days
OTWI4Ottumwa12 Sep 2023 7AMMMM0.1500M
.AR OTWI4 230912 C DH0700/PP 0.15/SF 0.0/SD 0/DC2310041430 2 day total of .94"
OTWI4Ottumwa13 Sep 2023 7AMMMM000M
.AR OTWI4 230913 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa14 Sep 2023 7AMMMM000M
.AR OTWI4 230914 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa15 Sep 2023 7AMMMM000M
.AR OTWI4 230915 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa16 Sep 2023 7AMMMM000M
.AR OTWI4 230916 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa17 Sep 2023 7AMMMM0.300M
.AR OTWI4 230917 C DH0700/PP 0.30/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa18 Sep 2023 7AMMMM000M
.AR OTWI4 230918 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa19 Sep 2023 7AMMMM000M
.AR OTWI4 230919 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa20 Sep 2023 7AMMMM0.1500M
.AR OTWI4 230920 C DH0700/PP 0.15/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa21 Sep 2023 7AMMMM000M
.AR OTWI4 230921 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa22 Sep 2023 7AMMMM000M
.AR OTWI4 230922 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa23 Sep 2023 7AMMMM000M
.AR OTWI4 230923 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa24 Sep 2023 7AMMMM0.0400M
.AR OTWI4 230924 C DH0700/PP 0.04/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa25 Sep 2023 7AMMMM000M
.AR OTWI4 230925 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa26 Sep 2023 7AMMMM000M
.AR OTWI4 230926 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa27 Sep 2023 7AMMMM000M
.AR OTWI4 230927 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa28 Sep 2023 7AMMMM000M
.AR OTWI4 230928 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa29 Sep 2023 7AMMMM000M
.AR OTWI4 230929 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa30 Sep 2023 7AMMMM000M
.AR OTWI4 230930 C DH0700/PP 0.00/SF 0.0/SD 0/DC2310041430
OTWI4Ottumwa1 Oct 2023 7AMMMM000M
.AR OTWI4 231001 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa2 Oct 2023 7AMMMM000M
.AR OTWI4 231002 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa3 Oct 2023 7AMMMM000M
.AR OTWI4 231003 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa4 Oct 2023 7AMMMM0.0300M
.AR OTWI4 231004 C DH0700/PP 0.03/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa5 Oct 2023 7AMMMM000M
.AR OTWI4 231005 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa6 Oct 2023 7AMMMM000M
.AR OTWI4 231006 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa7 Oct 2023 7AMMMM0.0300M
.AR OTWI4 231007 C DH0700/PP 0.03/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa8 Oct 2023 7AMMMM000M
.AR OTWI4 231008 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa9 Oct 2023 7AMMMM000M
.AR OTWI4 231009 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa10 Oct 2023 7AMMMM000M
.AR OTWI4 231010 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa11 Oct 2023 7AMMMM000M
.AR OTWI4 231011 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246 As a weather observer in some form, this has been now the driest year I can remember. April 20 to June 18 and now Aug 12 to Oct 11th are 2 60 day periods with almost no significant rain!! In all my years in Iowa If we had a dry growing season it always r
OTWI4Ottumwa12 Oct 2023 7AMMMM0.0600M
.AR OTWI4 231012 C DH0700/PP 0.06/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa13 Oct 2023 7AMMMM0.1100M
.AR OTWI4 231013 C DH0700/PP 0.11/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa14 Oct 2023 7AMMMM0.4800M
.AR OTWI4 231014 C DH0700/PP 0.48/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa15 Oct 2023 7AMMMMT00M
.AR OTWI4 231015 C DH0700/PP T/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa16 Oct 2023 7AMMMM000M
.AR OTWI4 231016 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa17 Oct 2023 7AMMMM000M
.AR OTWI4 231017 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa18 Oct 2023 7AMMMM000M
.AR OTWI4 231018 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa19 Oct 2023 7AMMMM0.1600M
.AR OTWI4 231019 C DH0700/PP 0.16/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa20 Oct 2023 7AMMMM0.0300M
.AR OTWI4 231020 C DH0700/PP 0.03/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa21 Oct 2023 7AMMMM000M
.AR OTWI4 231021 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa22 Oct 2023 7AMMMM000M
.AR OTWI4 231022 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa23 Oct 2023 7AMMMM000M
.AR OTWI4 231023 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa24 Oct 2023 7AMMMM000M
.AR OTWI4 231024 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa25 Oct 2023 7AMMMM0.100M
.AR OTWI4 231025 C DH0700/PP 0.10/PT 1/SF 0.0/SD 0/DC2311220246 Very demoralizing to see yet another forecast failure. Cannot believe the rainfall deficits since about April 20th here. Simply put there's never any runoff. My pond almost totally dry. Creeks and streams have been dry many months.
OTWI4Ottumwa26 Oct 2023 7AMMMM0.7300M
.AR OTWI4 231026 C DH0700/PP 0.73/PT 1/SF 0.0/SD 0/DC2311220246 Some moderate rain overnight. still virtually no runoff
OTWI4Ottumwa27 Oct 2023 7AMMMM0.4600M
.AR OTWI4 231027 C DH0700/PP 0.46/PT 1/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa28 Oct 2023 7AMMMM000M
.AR OTWI4 231028 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa29 Oct 2023 7AMMMM000M
.AR OTWI4 231029 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa30 Oct 2023 7AMMMM000M
.AR OTWI4 231030 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa31 Oct 2023 7AMMMM000M
.AR OTWI4 231031 C DH0700/PP 0.00/SF 0.0/SD 0/DC2311220246
OTWI4Ottumwa1 Nov 2023 7AMMMM0MMM
.A OTWI4 231101 C DH0700/PP 0.00/DC2311010731
OTWI4Ottumwa2 Nov 2023 7AMMMM0MMM
.A OTWI4 231102 C DH0700/PP 0.00/DC2311020741
OTWI4Ottumwa3 Nov 2023 7AMMMM0MMM
.A OTWI4 231103 C DH0700/PP 0.00/DC2311030848
OTWI4Ottumwa4 Nov 2023 7AMMMM0MMM
.A OTWI4 231104 C DH0700/PP 0.00/DC2311040819
OTWI4Ottumwa5 Nov 2023 7AMMMM0MMM
.A OTWI4 231105 C DH0700/PP 0.00/DC2311052102
OTWI4Ottumwa6 Nov 2023 7AMMMM0MMM
.A OTWI4 231106 C DH0700/PP 0.00/DC2311060824
OTWI4Ottumwa7 Nov 2023 7AMMMM0MMM
.A OTWI4 231107 C DH0700/PP 0.00/DC2311071905
OTWI4Ottumwa8 Nov 2023 7AMMMM0MMM
.A OTWI4 231108 C DH0700/PP 0.00/DC2311080719
OTWI4Ottumwa9 Nov 2023 7AMMMM0MMM
.A OTWI4 231109 C DH0700/PP 0.00/DC2311091306
OTWI4Ottumwa10 Nov 2023 7AMMMM0MMM
.A OTWI4 231110 C DH0700/PP 0.00/DC2311100840
OTWI4Ottumwa11 Nov 2023 7AMMMM0MMM
.A OTWI4 231111 C DH0700/PP 0.00/DC2311110657
OTWI4Ottumwa12 Nov 2023 7AMMMM0MMM
.A OTWI4 231112 C DH0700/PP 0.00/DC2311131058
OTWI4Ottumwa13 Nov 2023 7AMMMM0MMM
.A OTWI4 231113 C DH0700/PP 0.00/DC2311131057
OTWI4Ottumwa14 Nov 2023 7AMMMM0MMM
.A OTWI4 231114 C DH0700/PP 0.00/DC2311140909
OTWI4Ottumwa15 Nov 2023 7AMMMM0MMM
.A OTWI4 231115 C DH0700/PP 0.00/DC2311151041
OTWI4Ottumwa16 Nov 2023 7AMMMM0MMM
.A OTWI4 231116 C DH0700/PP 0.00/DC2311170809
OTWI4Ottumwa17 Nov 2023 7AMMMM0MMM
.A OTWI4 231117 C DH0700/PP 0.00/DC2311170808
OTWI4Ottumwa18 Nov 2023 7AMMMM0MMM
.A OTWI4 231118 C DH0700/PP 0.00/DC2311180847
OTWI4Ottumwa19 Nov 2023 7AMMMM0MMM
.A OTWI4 231119 C DH0700/PP 0.00/DC2311200715
OTWI4Ottumwa20 Nov 2023 7AMMMM0.02MMM
.A OTWI4 231120 C DH0700/PP 0.02/DC2311200715
OTWI4Ottumwa21 Nov 2023 7AMMMM0.33MMM
.A OTWI4 231121 C DH0700/PP 0.33/DC2311210712
OTWI4Ottumwa22 Nov 2023 7AMMMM0MMM
.A OTWI4 231122 C DH0700/PP 0.00/DC2311220846
OTWI4Ottumwa23 Nov 2023 7AMMMM0MMM
.A OTWI4 231123 C DH0700/PP 0.00/DC2311230838
OTWI4Ottumwa24 Nov 2023 7AMMMM0MMM
.A OTWI4 231124 C DH0700/PP 0.00/DC2311240755
OTWI4Ottumwa25 Nov 2023 7AMMMM0MMM
.A OTWI4 231125 C DH0700/PP 0.00/DC2311250847
OTWI4Ottumwa26 Nov 2023 7AMMMM0.161.41M
.A OTWI4 231126 C DH0700/PP 0.16/PT 5/SF 1.4/SD 1/DC2311260708 Very light snow for past 8 hours off and on. Still falling. Temp 30 to 33 during the event.
OTWI4Ottumwa27 Nov 2023 7AMMMM0.080.81M
.A OTWI4 231127 C DH0700/PP 0.08/PT 5/SF 0.8/SD 1/DC2311270700 Storm total snow 2.2 inches
OTWI4Ottumwa28 Nov 2023 7AMMMM0M1M
.A OTWI4 231128 C DH0700/PP 0.00/SD 1/DC2311280714
OTWI4Ottumwa29 Nov 2023 7AMMMM0M1M
.A OTWI4 231129 C DH0700/PP 0.00/SD 1/DC2311290724
OTWI4Ottumwa30 Nov 2023 7AMMMM0M1M
.A OTWI4 231130 C DH0700/PP 0.00/SD 1/DC2311300727
OTWI4Ottumwa1 Dec 2023 7AMMMM0.0200M
.AR OTWI4 231201 C DH0700/PP 0.02/PT 1/SF 0.0/SD 0/DC2312020936
OTWI4Ottumwa2 Dec 2023 7AMMMM0.190.50M
.A OTWI4 231202 C DH0700/PP 0.19/SF 0.5/SD 0/DC2312020704 Rain snow mix 7 am thru 9 pm
OTWI4Ottumwa3 Dec 2023 7AMMMM0MMM
.A OTWI4 231203 C DH0700/PP 0.00/DC2312030724
OTWI4Ottumwa4 Dec 2023 7AMMMM0MMM
.A OTWI4 231204 C DH0700/PP 0.00/DC2312040828
OTWI4Ottumwa5 Dec 2023 7AMMMM0.04MMM
.A OTWI4 231205 C DH0700/PP 0.04/PT 1/DC2312050819
OTWI4Ottumwa6 Dec 2023 7AMMMM0MMM
.A OTWI4 231206 C DH0700/PP 0.00/DC2312060640

Errors exist in this dataset and you should evaluate the observations before using...