Iowa Surface Observations
993
ASUS43 KDMX 010401
RWRIA
WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
1100 PM CDT MON AUG 31 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* - THESE STATIONS ARE NOT NWS STATIONS...THUS NOT UNDER NWS
QUALITY CONTROL. THEY ALSO DO NOT REPORT WEATHER SUCH
AS PRECIPITATION OR FOG.
IAZ001>003-012>014-020>022-031>034-043>046-010500-
NORTHWEST IOWA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DENISON * PTCLDY 73 73 100 CALM 29.96S TC 23
LE MARS * CLEAR 70 70 100 N5 29.93S TC 21
MAURICE * CLEAR 73 66 78 SE6 29.96R TC 23
SHELDON * CLEAR 68 68 100 SE5 29.94S TC 20
SIOUX CITY CLEAR 70 69 97 SE3 29.94R TC 21
SPENCER CLEAR 66 64 93 CALM 29.96R TC 19
$$
IAZ055>058-069>071-079>083-090>094-010500-
SOUTHWEST IOWA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ATLANTIC * CLEAR 75 75 100 CALM 29.94R TC 24
AUDUBON * N/A 72 70 94 CALM 29.96S TC 22
CLARINDA * CLEAR 73 73 100 S3 29.95S TC 23
COUNCIL BLFS * CLEAR 79 73 83 CALM 29.94R HX 82 TC 26
CRESTON * CLEAR 77 73 88 CALM 29.96R TC 25
HARLAN * CLEAR 72 72 100 CALM 29.95R TC 22
LAMONI CLEAR 83 70 64 S5 29.96S HX 87 TC 28
$$
IAZ047>049-059>061-072>074-084-010500-
CENTRAL IOWA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
AMES CLEAR 75 74 96 CALM 29.93S FOG TC 24
ANKENY * CLEAR 75 75 100 CALM 29.94S TC 24
BOONE * CLEAR 77 77 100 CALM 29.93S TC 25
CHARITON * CLEAR 77 73 88 S6 29.94S TC 25
DES MOINES PTCLDY 83 74 74 CALM 29.94S HX 89 TC 28
GRINNELL* PTCLDY 77 73 87 SW6 29.95S TC 25
KNOXVILLE * MOCLDY 81 75 83 SW6 29.94R HX 86 TC 27
MARSHALLTOWN CLEAR 76 74 93 CALM 29.93S TC 24
NEWTON * PTCLDY 79 77 94 SW3 29.93S HX 83 TC 26
$$
IAZ004>006-015-016-023>025-035-036-010500-
NORTH CENTRAL IOWA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CLARION * CLEAR 72 72 100 E3 29.95R TC 22
ESTHERVILLE CLEAR 65 62 90 CALM 29.95S TC 18
FORT DODGE * PTCLDY 72 72 100 CALM 29.95R TC 22
MASON CITY CLEAR 70 70 100 CALM 29.94S TC 21
IOWA FALLS * PTCLDY 72 70 92 CALM 29.96R TC 22
$$
IAZ007>011-017>019-026>030-037>042-050>054-066-010500-
NORTHEAST IOWA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CEDAR RAPIDS PTCLDY 77 75 93 S3 29.92F TC 25
CLINTON * PTCLDY 76 74 93 CALM 29.95R TC 24
DUBUQUE PTCLDY 74 72 93 S5 29.93F TC 23
OELWEIN * FOG 75 75 100 CALM 29.94S VSB 1/4 TC 24
WATERLOO PTCLDY 74 73 97 CALM 29.92R TC 23
$$
IAZ064-065-067-068-078-010500-
EAST CENTRAL IOWA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DAVENPORT PTCLDY 79 73 82 S5 29.94S HX 82 TC 26
IOWA CITY PTCLDY 79 77 94 CALM 29.93F HX 83 TC 26
MUSCATINE * CLEAR 79 77 94 CALM 29.93F HX 83 TC 26
QUAD CITIES CLEAR 77 73 87 CALM 29.93S TC 25
$$
IAZ062-063-075>077-085>089-095>099-010500-
SOUTHEAST IOWA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BURLINGTON CLEAR 78 74 87 SW6 29.94F HX 81 TC 26
FAIRFIELD * CLEAR 79 77 94 S6 29.94R HX 83 TC 26
WASHINGTON * PTCLDY 79 79 100 CALM 29.93R HX 83 TC 26
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURES IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$
Road Conditions
Image Courtesy of the Iowa Environmental Mesonet
Midwest Surface Map
U.S. Surface Map
Iowa Weather Summary
River Summary
621
SRUS43 KDMX 010341
RVADMX
IAC001-003-007-009-013-015-017-023-025-027-029-033-039-047-049-051-053-
063-069-073-075-077-079-081-083-091-099-109-117-121-123-125-127-135-147-
151-153-157-159-161-169-171-173-175-179-181-185-187-189-195-197-020345-
Hydrologic Summary
National Weather Service Des Moines IA
1040 PM CDT Mon Aug 31 2026
Hourly river stages. Time is in Central Time. For the latest river forecasts,
flood warnings and flood statements refer to weather.gov/desmoines.
Refer to the end of this product for an explanation of the columns.
Cur Obs Flood 6hr 24hr Obs
Location FS Stg Category Chg Chg Date/Time
...Mississippi River Basin...
.Wapsipinicon River Basin...
Wapsipinicon River
Tripoli 15.0 7.27 Non-Flood -0.01 -0.02 0831/2145
.Iowa River Basin...
West Main Drainage Ditch 1-2
Britt 76.17 0.00 0.01 0831/2215
Iowa River
Rowan 12.5 3.52 Non-Flood -0.01 -0.05 0831/2200
Steamboat Rock 11.0 5.45 Non-Flood -0.01 -0.02 0831/2200
Marshalltown 19.0 9.95 Non-Flood 0.00 -0.01 0831/2200
Tama Hwy E49 12.5 2.26 Non-Flood -0.02 -0.03 0831/2200
Tama US 63 20.0 8.16 Non-Flood 0.01 -0.04 0831/2200
Chelsea
South Fork Iowa River
Blairsburg 3.78 0.00 -0.01 0831/2200
New Providence 2.49 -0.01 -0.07 0831/2145
Timber Creek
Marshalltown 14.0 2.07 Non-Flood 0.00 -0.06 0831/2200
Richland Creek
Haven 10.22 0.00 -0.01 0831/2200
Stein Creek
Clutier 67.05 -0.02 -0.06 0831/2130
Salt Creek
Elberon 16.0 6.32 Non-Flood -0.01 -0.05 0831/2200
Walnut Creek
Hartwick 14.0 0.83 Non-Flood -0.01 -0.02 0831/2200
Deer Creek
Toledo
Deep River
Deep River 66.39 0.00 -0.01 0831/2215
.Cedar River Basin...
Cedar River
Waverly 12.0 4.94 Non-Flood -0.10 -0.13 0831/2215
Janesville 13.0 1.74 Non-Flood 0.00 0.04 0831/2145
Cedar Falls 89.0 79.31 Non-Flood -0.04 0.02 0831/2145
Waterloo 13.0 6.07 Non-Flood -0.02 0.06 0831/2200
West Fork Cedar River
Kesley
Kesley Hickory Ave--IFC 944.26 -0.03 -0.09 0831/2215
Finchford 17.0 6.70 Non-Flood 0.01 0.03 0831/2145
Spring Creek (North Central Iowa)
Mason City US 65 80.62 0.00 -0.02 0831/2145
Winnebago River
Mason City 10.0 4.69 Non-Flood -0.02 -0.02 0831/2200
Rockford
Clear Lake
Clear Lake 4.61 0.01 0.01 0831/2200
Willow Creek
Mason City US 18 Bus 85.65 -0.01 -0.28 0831/2145
Shell Rock River
Northwood
Nora Springs
Rockford Foothill Ave--IFC 969.53 -0.09 -0.14 0831/2215
Marble Rock 4.0
Marble Rock 290th St--IFC 948.65 0.00 -0.23 0831/2215
Shell Rock 12.0 8.13 Non-Flood 0.00 0.01 0831/2145
Beaver Creek (Northeast Iowa)
New Hartford 12.5 1.97 Non-Flood 0.00 -0.05 0831/2200
Black Hawk Creek
Hudson 15.0 5.91 Non-Flood -0.02 -0.05 0831/2145
Wolf Creek
Dysart 12.0 2.84 Non-Flood 0.01 -0.01 0831/2215
.Skunk River Basin...
Mud Lake Drainage Ditch 71 (North Central Iowa)
Jewell 80.39 -0.01 -0.07 0831/2215
Keigley Branch (Central Iowa)
Story City 82.51 -0.01 -0.02 0831/2130
South Skunk River
Randall Hwy R61--IFC 974.67 0.02 -0.11 0831/2215
Ames Hwy E18 1.30 0.00 -0.12 0831/2200
Ames McFarland Park 180th 1.51 -0.03 -0.08 0831/2130
Ames W Riverside Rd 12.5 3.27 Non-Flood -0.03 -0.04 0831/2200
Ames E 13th St--IFC 877.78 0.13 -0.03 0831/2215
Ames US 30 21.5 10.63 Non-Flood -0.01 -0.05 0831/2200
Colfax 18.0 8.16 Non-Flood -0.02 -0.03 0831/2145
Oskaloosa 24.5 9.50 Non-Flood -0.02 -0.09 0831/2130
Ioway Creek
Story City 120th St--IFC 970.67 0.01 -0.08 0831/2215
Ames Hwy E18 1.51 -0.01 -0.04 0831/2200
Gilbert 160th St--IFC
Ames Cameron School Rd 1.57 -0.01 -0.02 0831/2200
Ames Stange Rd--IFC 888.18 -0.02 -0.06 0831/2215
Ames Lincoln Way 10.0 1.74 Non-Flood -0.01 -0.02 0831/2200
Ames S Duff Ave--IFC 871.92 0.03 -0.05 0831/2215
Indian Creek
Mingo 3.46 -0.01 -0.02 0831/2215
Middle Creek
Lacey 74.75 0.09 0.06 0831/2200
.Des Moines River Basin...
West Fork Des Moines River
Estherville 10.0 1.85 Non-Flood 0.00 0.02 0831/2230
Emmetsburg 11.0 -0.04 Non-Flood -0.01 -0.03 0831/2215
Humboldt 10.0 2.84 Non-Flood 0.00 -0.01 0831/2200
Pilot Creek
Rolfe 1.93 -0.02 -0.01 0831/2215
East Fork Des Moines River
Algona 17.0 6.81 Non-Flood 0.00 -0.01 0831/2215
Dakota City 20.0 7.48 Non-Flood -0.02 0.02 0831/2200
Des Moines River
Fort Dodge 10.5 3.51 Non-Flood -0.01 -0.03 0831/2200
Stratford 19.0 5.09 Non-Flood 0.07 0.07 0831/2200
Des Moines 2nd Ave 23.0 15.03 Non-Flood -0.01 0.00 0831/2115
Des Moines SE 6th St 24.0 9.36 Non-Flood 0.01 -0.04 0831/2200
Swan 43.10 -0.03 -0.02 0831/2115
Tracy 14.0 3.10 Non-Flood 0.12 0.00 0831/2115
Eddyville 63.0 48.36 Non-Flood -0.06 -0.03 0831/2115
Ottumwa 13.0 1.67 Non-Flood 0.02 -0.14 0831/2220
Saylorville Reservoir
Pool 884.0 836.20 Non-Flood 0.01 0.02 0831/2200
Tail 2.28 0.00 -0.01 0831/2200
Normal Pool 836.0
Red Rock Reservoir
Pool 780.0 741.59 Non-Flood 0.00 0.03 0831/2215
Tail 684.11 -0.31 0.00 0831/2215
Normal Pool 742.0
Lizard Creek
Fort Dodge 4.28 -0.01 -0.02 0831/2215
Boone River
Goldfield 7.05 0.00 0.01 0831/2215
Webster City 14.0 1.85 Non-Flood 0.01 -0.03 0831/2200
White Fox Creek
Clarion 84.56 0.01 0.07 0831/2145
Bluff Creek (Central Iowa)
Pilot Mound 80.48 -0.01 -0.02 0831/2215
Big Creek Ponding Area
Polk City 36.31 0.01 0.02 0831/2215
Big Creek Lake
Polk City 19.89 0.00 -0.01 0831/2215
Beaver Creek (Central Iowa)
Woodward 10.70 -0.02 -0.05 0831/2215
Grimes 14.0 3.20 Non-Flood -0.02 -0.06 0831/2215
Fourmile Creek
Ankeny US 69
Ankeny NE 47th St--IFC 907.51 -0.10 -0.17 0831/2215
Ankeny NE 86th Ave 11.0 2.18 Non-Flood -0.01 -0.04 0831/2215
Altoona NE 54th Ave--IFC 823.12 0.05 -0.05 0831/2215
Altoona I-80
Des Moines Easton Blvd 12.5 3.89 Non-Flood 0.01 -0.03 0831/2130
Pleasant Hill Vandalia Rd- 768.36 0.03 -0.10 0831/2215
North River
Norwalk Hwy R57 22.0 6.69 Non-Flood -0.05 -0.17 0831/2215
Middle River
Indianola 23.0 7.51 Non-Flood -0.02 -0.07 0831/2215
South River
Ackworth 29.0 4.87 Non-Flood -0.02 -0.04 0831/2215
White Breast Creek
Melcher-Dallas 23.0 6.05 Non-Flood 0.00 -0.01 0831/2215
English Creek
Knoxville 21.0 8.01 Non-Flood 0.00 -0.03 0831/2215
Cedar Creek
Bussey 25.0 4.65 Non-Flood 0.07 0.08 0831/2115
Bear Creek
Ottumwa US 34 79.24 0.00 0.00 0831/2145
.Raccoon River Basin...
North Raccoon River
Sac City 6.54 -0.02 -0.02 0831/2215
Lanesboro 7.22 -0.01 0.01 0831/2215
Jefferson 19.0 4.72 Non-Flood -0.01 -0.03 0831/2215
Perry 15.0 3.28 Non-Flood -0.03 -0.03 0831/2215
Black Hawk Lake
Lake View 7.45 -0.01 0.00 0831/2215
Brushy Fork Creek (Western Iowa)
Templeton 66.91 -0.01 -0.02 0831/2200
Middle Raccoon River Tributary
Carroll 14.93 -0.04 -0.02 0831/2215
Middle Raccoon River
Bayard 8.76 -0.03 -0.01 0831/2215
Panora 11.0 4.04 Non-Flood 0.00 0.01 0831/2215
Lake Panorama
Panora 45.33 -0.03 0.01 0831/2215
South Raccoon River
Redfield 20.0 2.29 Non-Flood -0.01 -0.01 0831/2145
Raccoon River
Van Meter Hwy R16 17.0 2.52 Non-Flood 0.00 -0.03 0831/2200
West Des Moines 26.27 -0.01 -0.05 0831/2145
Des Moines IA 28 36.0 20.12 Non-Flood -0.04 -0.05 0831/2115
Des Moines Fleur Dr 12.0 0.96 Non-Flood -0.04 -0.09 0831/2145
Walnut Creek (Central Iowa)
Waukee 156th St 9.0
Urbandale 142nd St
Clive NW 128th St--IFC 861.60 0.01 -0.08 0831/2215
Clive I-80/35 9.0 3.47 Non-Flood 0.01 0.01 0831/2228
Clive NW 100th St--IFC 839.99 0.02 -0.07 0831/2215
Des Moines 63rd St 14.0 3.40 Non-Flood 0.00 -0.07 0831/2145
Little Walnut Creek (Central Iowa)
Clive 156th St--IFC 897.00 0.02 -0.05 0831/2215
North Walnut Creek (Central Iowa)
Urbandale 92nd Dr 2.78 0.06 -0.29 0831/2213
Urbandale Hickman Rd--IFC 833.98 -0.04 -0.08 0831/2215
Windsor Heights College Dr 825.64 -0.01 -0.06 0831/2215
Jordan Creek
West Des Moines
Buttrick Creek
Grand Junction 13.0 4.55 Non-Flood 0.00 -0.02 0831/2215
...Missouri River Basin...
.Nishnabotna River Basin...
East Nishnabotna River
Atlantic 19.0 2.50 Non-Flood -0.01 -0.01 0831/2200
.Chariton River Basin...
West Nodaway River
Massena IA 148 66.17 0.01 -0.01 0831/2215
East Fork 102 River
Bedford 24.0 10.67 Non-Flood -0.02 -0.02 0831/2145
Thompson River
Davis City 12.0 1.00 Non-Flood 0.01 -0.02 0831/2200
Chariton River
Chariton 19.5 4.21 Non-Flood -0.01 -0.04 0831/2145
Moulton 36.0 18.24 Non-Flood -0.03 -0.03 0831/2145
South Fork Chariton River
Promise City 25.0 3.01 Non-Flood 0.00 0.00 0831/2145
Rathbun Reservoir
Pool 926.0 905.78 Non-Flood 0.00 -0.01 0831/2145
Tail 2.28 -0.01 0.00 0831/2200
Normal Pool 904.0
Cooper Creek (South Central Iowa)
Centerville 7.27 -0.01 -0.01 0831/2130
Key: FS=Flood stage (feet)
Cur Stg=Current stage (feet)
Obs Flood Category=Observed stage flood category (if applicable)--may be
different than forecast flood category
6hr Chg=6-hour change (feet)
24hr Chg=24-hour change (feet)
Obs Time=Date/time observation was taken (local time)
This product is computer generated and is not monitored directly for quality
control. Data sources include the U.S. Geological Survey, U.S. Army Corps of
Engineers, Iowa Flood Center, state agencies and the National Weather
Service.
$$
Central Iowa Observed Snowfall
CoCoRAHS Rainfall Reports
595
SXUS53 KDMX 311405
LCODMX
COCORAHS PRECIPITATION SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
905 AM CDT MON AUG 31 2026
COCORAHS PRECIPITATION REPORTS FOR THE PREVIOUS 24 HOURS
ENDING AROUND 7 AM LOCAL TIME
THESE REPORTS ARE CONSIDERED SUPPLEMENTAL AND UNOFFICIAL
.B DMX 0831 C DH07/PP/SF/SD/SW
:
:
:CENTRAL IOWA
:
: SNOW SNOW WATER
: PCPN FALL DEPTH EQUIV
:
IA-CF-09 : DUNLAP 5.4 NNW : 0.49 / MM / MM / MM
IA-BH-28 : HUDSON 1.1 SSE : 0.45 / MM / MM / MM
IA-BH-06 : WATERLOO 1.9 SSE : 0.33 / MM / MM / MM
IA-MS-10 : MARSHALLTOWN 3.0 S : 0.26 / MM / MM / MM
IA-CR-12 : CARROLL 1.3 WNW : 0.21 / MM / MM / MM
IA-BM-08 : READLYN 3.3 SE : 0.21 / MM / MM / MM
IA-DC-13 : LEON 7.1 SE : 0.20 / MM / MM / MM
IA-BH-34 : LA PORTE CITY 4.5 E : 0.18 / MM / MM / MM
IA-WB-03 : FORT DODGE 1.6 ENE : 0.16 / MM / MM / MM
IA-BH-29 : LA PORTE CITY 5.1 NNW : 0.16 / MM / MM / MM
IA-SR-02 : AMES 1.5 NNE : 0.14 / MM / MM / MM
IA-BN-03 : OGDEN 1.6 SE : 0.14 / MM / MM / MM
IA-SR-49 : STORY CITY 0.4 NW : 0.14 / MM / MM / MM
IA-WB-17 : FORT DODGE 1.7 NNW : 0.11 / MM / MM / MM
IA-SR-58 : NEVADA 0.3 WNW : 0.11 / MM / MM / MM
IA-TM-04 : VINING 0.2 ENE : 0.09 / MM / MM / MM
IA-SR-45 : AMES 2.0 WNW : 0.08 / MM / MM / MM
IA-PK-149 : WINDSOR HEIGHTS 1.9 NNE : 0.08 / MM / MM / MM
IA-AD-02 : CRESTON 8.3 WNW : 0.07 / 0.0 / MM / MM
IA-DL-26 : DALLAS CENTER 4.1 ENE : 0.07 / MM / MM / MM
IA-MR-06 : LOVILIA 0.6 SSE : 0.07 / 0.0 / 0.0 / 0.00
IA-TY-02 : NEW MARKET 4.7 N : 0.07 / MM / 0.0 / MM
IA-PK-148 : ANKENY 1.2 ENE : 0.06 / MM / MM / MM
IA-UN-06 : CRESTON 0.8 NW : 0.06 / MM / MM / MM
IA-BN-13 : MADRID 5.8 NNW : 0.06 / MM / MM / MM
IA-WY-09 : CORYDON 7.7 SSE : 0.05 / MM / MM / MM
IA-HD-05 : ELDORA 1.2 ENE : 0.05 / MM / MM / MM
IA-PK-115 : POLK CITY 1.0 N : 0.05 / MM / MM / MM
IA-SR-29 : AMES 2.5 W : 0.04 / MM / MM / MM
IA-CS-05 : ATLANTIC 7.1 NNE : 0.04 / MM / MM / MM
IA-DV-07 : BLOOMFIELD 4.2 WNW : 0.04 / MM / MM / MM
IA-DV-10 : BLOOMFIELD 8.4 NNE : 0.04 / MM / MM / MM
IA-PK-73 : DES MOINES 4.1 N : 0.04 / MM / MM / MM
IA-WG-06 : EAGLE GROVE 1.3 WSW : 0.04 / MM / MM / MM
IA-WP-13 : OTTUMWA 2.2 ENE : 0.04 / MM / MM / MM
IA-DL-33 : WAUKEE 1.6 N : 0.04 / MM / MM / MM
IA-WR-07 : INDIANOLA 0.8 SSW : 0.03 / MM / MM / MM
IA-CF-02 : SCHLESWIG 0.4 NE : 0.03 / MM / MM / MM
IA-DL-22 : WAUKEE 1.2 ENE : 0.03 / MM / MM / MM
IA-PK-03 : DES MOINES 4.5 WNW : 0.02 / MM / MM / MM
IA-PK-93 : JOHNSTON 2.6 W : 0.02 / 0.0 / 0.0 / MM
IA-PW-06 : MALCOM 7.7 NNW : 0.02 / MM / MM / MM
IA-CL-02 : OSCEOLA 2.5 WSW : 0.02 / MM / MM / MM
IA-CH-07 : LYTTON 4.0 NE : 0.01 / MM / MM / MM
IA-WY-03 : SEYMOUR 1.7 W : 0.01 / MM / MM / MM
IA-PK-37 : WINDSOR HEIGHTS 0.8 SE : 0.01 / 0.0 / 0.0 / MM
IA-KS-05 : BURT 0.5 NW : T / MM / MM / MM
IA-DV-11 : MILTON 4.8 SSW : T / MM / MM / MM
IA-MD-06 : ST CHARLES 1.1 NW : T / MM / MM / MM
IA-DL-28 : WAUKEE 3.0 SSW : T / 0.0 / MM / MM
IA-DV-03 : BLOOMFIELD 8.6 SSW : 0.00 / 0.0 / MM / MM
IA-WB-15 : CLARE 5.2 WNW : 0.00 / 0.0 / MM / MM
IA-DV-14 : DRAKESVILLE 4.7 WNW : 0.00 / 0.0 / MM / MM
IA-DV-13 : DRAKESVILLE 7.4 NNW : 0.00 / 0.0 / MM / MM
IA-PC-08 : FONDA 4.5 NNW : 0.00 / 0.0 / MM / MM
IA-PA-05 : WEST BEND 5.4 W : 0.00 / 0.0 / MM / MM
.END
$$
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