Iowa USA Weather Data, Plant Disease Risk and Degree-Day Models METAR Network - other tables for IA include: All Networks, CWOP/APRS, HADS, IADOT, RAWS, see our homepage.

Interactive degree-day maps Degree-day & Phenology Model Calculator  Also try the full-featured calculator/DD model Select model:  Degree-Day Calculator enter your own thresholds asian citrus psyllid [citrus] IPPC synth. apple maggot 1st emerg [cherry, apple] Jones 1989 apple maggot % emerg [cherry, apple] Jones 1989 apple scab infec seas [apple] Gadoury et al. 1995 alfalfa weevil [alfalfa] U WY,Harcourt 1981 barley P. Miller, MSU bertha armyworm [vegetables] Bailey 1976 black cutworm [vegetables] Luckmann et al. 1976 brown marmorated stink bug [multiple] cabbage looper [vegetables] Toba etal 1973 corn earworm [sweet corn] Hartstack et al. 1976 western cherry fruit fly [cherry-E. of Cascades] Jones et al. western cherry fruit fly [cherry-W. of Cascades] AliNiazee chick pea (Desi not Kabuli) P. Miller, MSU codling moth [apple & pear] Brunner & Hoyt 1987 codling moth revised 06 [apple & pear] Knight 2007 codling moth no biofix WSU Jones et al. 2008 cereal leaf beetle [grasses and grains] Fulton et al. 1975 cabbage Maggot - Dreves 2005 newsletter (pdf) canola (Argentine) P. Miller, MSU canola (Polish) P. Miller, MSU canary P. Miller, MSU downy brome Dan Ball Douglas-fir needle midge [fir trees] emerald ash borer [ash] McCullough and Siegert (2006) early blight of potato eur. pine shoot moth [nursery crops] Regan 1990 european grapevine moth [grapes] UC Napa Extension (2010) Fenders blue butterfly [Fenders Lupine] cougarblight (fire blight) [apple & pear] Smith 1998 filbertworm [hazelnut] Aliniazee (1983) flax P. Miller, MSU fruittree leafroller [tree fruits, ornamentals] Judd et al. Galerucella calmariensis [weed biocontrol] gypsy moth egg hatch Russo et al. (1993) gypsy moth larvae and pupae Carter et al. (1992) gypsy moth full model simplified from Sheehan hairy nightshade (CROPTIME weed model) hop downy mildew season initiation (Gent et al. 2010) isomate-c+ Pacific Biocontrol Corporation Data Japanese beetle [mult. crops] APHIS data light brown apple moth [tree fruits, grapes] Lacanobia fruitworm [apple & pear] Brunner 2003 lentil (intermediate) P. Miller, MSU Lygus bug [alfalfa seed] Ben Simko 2000 Metaseiulus occidentalis Tanagoshi et al. 1975 mint flea beetle Berry et al. mint root borer Berry et al. mustard J (Brown and Oriental) P. Miller, MSU mustard (Yellow) P. Miller, MSU mummyberry inf. season [blueberry] Pscheidt 2014 Neoseiulus fallacis Dover et al. 1979 oat P. Miller, MSU obliquebanded leafroller [tree fruit] Brunner 1997 obliquebanded leafroller [hazelnut] Gang.; Ali. 1985 orange tortrix (cold winter) [small fruit] Knight 1988 orange tortrix (mild winter) [small fruit] Knight 1988 oriental fruit moth [stone fruit] CA IPM: Rice et al. omnivorous leaftier [many] Pandemis leafroller [tree fruits] Brunner (1991) Pea (yellow-determinate or indeterm) P. Miller MSU pine shoot beetle [pine trees] Peach twig borer [stone fruits] 2007 USU Extension pear scab infec seas [pear] OSU Hd Rvr/Bob Spotts pecan nut casebearer [pecan] 1988 NMSU pink bollworm [cotton] UC Davis IPM Safflower (Saffire) P. Miller, MSU San Jose Scale [tree fruits] Rice et al. (1982) small broomrape (red clover) J. Colquhoun spotted wing Drosophila [fruits] spotted wing Drosophila overwintering mortality [fruits] sweet corn [Jubilee] Coop et al. (1993) Sunflower (depends on maturity class) P. Miller MSU sunflower stem weevil [sunflower] Merrill et al. 2010 sugarbeet root maggot Bechinski et al. 1990 strawberry root weevil [mint] Cacka 1982 strawberry rt weev [strawberry] Umble Fisher 2002 variegated cutworm [mint] Coop & Berry 1987 walnut husk fly [walnut] Kasana & AliNiazee 1997 western bean cutworm [corn and beans] Neb. western flower thrips [vegetables] Wheat (Bauer model) [spring wheat] Wheat R P. Miller, MSU winter wheat Karow et al. 1993 Thresholds: lower: °F   upper: °F (or celsius °C:)   Calc. method: simple average growing dds single triangle double triangle single sine double sine heating dds cooling dds potato p-days Start (biofix) date:  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31  End date:  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31   same year following year  Forecast type:  after 7day use 10 year averages (default) after 7day use 30 year averages after 7day use last years data after 7day use data from 2 years ago after 7day use NEW NMME seasonal forecast after 7day use NEW CFSv2 seasonal forecast   Statewide Disease Alert Maps: tomato-potato Smith late blight, Tomcast DSV, fire blight, soybean rust Disease Alert Movies: fireblight: 2010 2011 2012 2013 Data table - to SORT click on headers:

#	Location linked to hourly weather, plant disease models and forecasts using "Mypest Page"	County	Re- cent data QA	Fore- cast based virt data	Nearby station based virt data	Station code, links to NWS recent weather	Links to NWS fore- casts	Net- work Elev. (ft)	Lat./ Long. (Dec. Deg.)	Max-min temperature data and degree-days (click radio button to calc.)												10 yr avgs	30 yr avgs	nmme fcast	cfs fcast
1	Algona	Kossuth	84	na na	na na	KAXA map	zone digital	METAR 1220	43.08306 -94.26667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
2	Ames Municipal Airport	Story	87	na na	na na	KAMW map	zone digital	METAR 945	41.99056 -93.61889	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
3	Ankeny Reg Apt	Polk	95	na na	na na	KIKV map	zone digital	METAR 902	41.68972 -93.56556	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
4	Atlantic	Cass	88	na na	na na	KAIO map	zone digital	METAR 1181	41.40000 -95.05000	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
5	Audubon County Airport	Audubon	93	na na	na na	KADU map	zone digital	METAR 1286	41.70083 -94.92028	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
6	Boone Municipal	Boone	88	na na	na na	KBNW map	zone digital	METAR 1161	42.05000 -93.85000	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
7	Burlington Reg Apt	Des Moines	94	na na	na na	KBRL map	zone digital	METAR 696	40.77278 -91.12528	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
8	Carroll	Carroll	91	na na	na na	KCIN map	zone digital	METAR 1230	42.05000 -94.78306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
9	Cedar Rapids The Eern	Linn	84	na na	na na	KCID map	zone digital	METAR 863	41.88417 -91.71056	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
10	Chariton	Lucas	83	na na	na na	KCNC map	zone digital	METAR 1050	41.03306 -93.36667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
11	Charles City	Floyd	76	na na	na na	KCCY map	zone digital	METAR 1125	43.06667 -92.61667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
12	Cherokee Muni Apt	Cherokee	96	na na	na na	KCKP map	zone digital	METAR 1227	42.73167 -95.55556	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
13	Clarinda	Page	78	na na	na na	KICL map	zone digital	METAR 994	40.71667 -95.03306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
14	Clarion	Wright	58	na na	na na	KCAV map	zone digital	METAR 1161	42.75000 -93.76667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
15	Clinton Muni Apt	Clinton	90	na na	na na	KCWI map	zone digital	METAR 709	41.83306 -90.33306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
16	Council Bluffs	Pottawattami	86	na na	na na	KCBF map	zone digital	METAR 1253	41.26667 -95.76667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
17	Creston	Union	91	na na	na na	KCSQ map	zone digital	METAR 1293	41.01667 -94.36667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
18	Ctville Muni Apt	Appanoose	85	na na	na na	KTVK map	zone digital	METAR 1030	40.68389 -92.90083	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009			AVG	AVG	nmme	cfs
19	DavenPt Muni Apt	Rock Island	86	na na	na na	KDVN map	zone digital	METAR 751	41.61389 -90.59139	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
20	Decorah	Winneshiek	86	na na	na na	KDEH map	zone digital	METAR 1158	43.28306 -91.73306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
21	Denison	Crawford	92	na na	na na	KDNS map	zone digital	METAR 1273	41.98306 -95.38306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
22	Des Moines Int Apt	Polk	84	na na	na na	KDSM map	zone digital	METAR 955	41.53778 -93.66583	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
23	Dubuque Reg Apt	Dubuque	86	na na	na na	KDBQ map	zone digital	METAR 1076	42.39778 -90.70333	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
24	Estherville Muni Apt	Emmet	89	na na	na na	KEST map	zone digital	METAR 1316	43.40083 -94.74694	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
25	Fair Field	Jefferson	92	na na	na na	KFFL map	zone digital	METAR 801	41.05000 -91.98306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
26	Forest Cty Muni Apt	Hancock Coun	91	na na	na na	KFXY map	zone digital	METAR 1230	43.23472 -93.62389	2018	2017	2016	2015	2014								AVG	AVG	nmme	cfs
27	Fort Dodge	Webster	87	na na	na na	KFOD map	zone digital	METAR 1161	42.55000 -94.18306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
28	Fort Madison	Lee	85	na na	na na	KFSW map	zone digital	METAR 725	40.66667 -91.33306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
29	Grinnell Muni AirFld	Poweshiek	99	na na	na na	KGGI map	zone digital	METAR 1007	41.70917 -92.73472	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008		AVG	AVG	nmme	cfs
30	Harlan Muni Apt	Shelby	88	na na	na na	KHNR map	zone digital	METAR 1230	41.58417 -95.33944	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
31	Independence Muni Apt	Buchanan	99	na na	na na	KIIB map	zone digital	METAR 978	42.45000 -91.93306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
32	Iowa Cty Muni Apt	Johnson	87	na na	na na	KIOW map	zone digital	METAR 666	41.63278 -91.54306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
33	Iowa Fls Muni Apt	Hardin Count	99	na na	na na	KIFA map	zone digital	METAR 1138	42.47083 -93.26972	2018	2017	2016	2015	2014								AVG	AVG	nmme	cfs
34	Knoxville	Marion	73	na na	na na	KOXV map	zone digital	METAR 928	41.30000 -93.11667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
35	Lamoni Muni Apt	Decatur	88	na na	na na	KLWD map	zone digital	METAR 1129	40.63056 -93.90056	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
36	Le Mars Muni Apt	Plymouth	90	na na	na na	KLRJ map	zone digital	METAR 1198	42.77806 -96.19333	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
37	Marshalltown Muni Apt	Marshall	92	na na	na na	KMIW map	zone digital	METAR 971	42.11056 -92.91583	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
38	Mason Cty Muni Apt	Cerro Gordo	84	na na	na na	KMCW map	zone digital	METAR 1214	43.15778 -93.33139	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
39	Monticello Municipal	Jones	91	na na	na na	KMXO map	zone digital	METAR 850	42.23306 -91.16667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
40	Mount Pleasant Muni Ap	Henry	85	na na	na na	KMPZ map	zone digital	METAR 735	40.94667 -91.51083	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
41	Keokuk Municipal	Lee	92	na na	na na	KEOK map	zone digital	METAR 673	40.46667 -91.43306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
42	Muscatine	Muscatine	86	na na	na na	KMUT map	zone digital	METAR 548	41.36667 -91.15000	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
43	Newton Municipal	Jasper	91	na na	na na	KTNU map	zone digital	METAR 951	41.68306 -93.01667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
44	Oelwein Muni Apt	Fayette	72	na na	na na	KOLZ map	zone digital	METAR 1076	42.68056 -91.97417	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
45	Orange City	Sioux	88	na na	na na	KORC map	zone digital	METAR 1414	42.98306 -96.06667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
46	Osceola Muni Apt	Clarke Count	99	na na	na na	KI75 map	zone digital	METAR 1109	41.05194 -93.68944	2018	2017	2016	2015	2014								AVG	AVG	nmme	cfs
47	Oskaloosa Muni Apt	Mahaska	99	na na	na na	KOOA map	zone digital	METAR 840	41.22583 -92.49333	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
48	Ottumwa Industrial Apt	Wapello	89	na na	na na	KOTM map	zone digital	METAR 846	41.10667 -92.44806	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
49	Pella Muni Apt	Marion	99	na na	na na	KPEA map	zone digital	METAR 886	41.40000 -92.93306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
50	Perry Muni Apt	Dallas	93	na na	na na	KPRO map	zone digital	METAR 1013	41.82778 -94.15972	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009			AVG	AVG	nmme	cfs
51	Red Oak	Montgomery	93	na na	na na	KRDK map	zone digital	METAR 1043	41.01667 -95.26667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
52	Sheldon	O'Brien	81	na na	na na	KSHL map	zone digital	METAR 1417	43.21667 -95.83306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
53	Shenandoah Municipal	Fremont	91	na na	na na	KSDA map	zone digital	METAR 971	40.75000 -95.41667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
54	Sioux Cty Sioux Gatewa	Woodbury	84	na na	na na	KSUX map	zone digital	METAR 1099	42.40250 -96.38417	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
55	Spencer Muni Apt	Clay	81	na na	na na	KSPW map	zone digital	METAR 1339	43.16556 -95.20278	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
56	Storm Lake	Buena Vista	82	na na	na na	KSLB map	zone digital	METAR 1489	42.60000 -95.23306	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
57	Vinton Veterans Mem Ai	Benton	88	na na	na na	KVTI map	zone digital	METAR 846	42.21833 -92.02556	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
58	Washington	Washington	86	na na	na na	KAWG map	zone digital	METAR 755	41.28306 -91.66667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
59	Waterloo Muni Apt	Black Hawk	80	na na	na na	KALO map	zone digital	METAR 873	42.55417 -92.40083	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs
60	Webster City	Hamilton	88	na na	na na	KEBS map	zone digital	METAR 1122	42.43306 -93.86667	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	AVG	AVG	nmme	cfs

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All data provided "as is" and users assume all risk in its use - see full disclaimer. All NWS derived data is not subject to copyright protection. This site hosted by the Integrated Plant Protection Center at Oregon State University with support from the USDA National Plant Diagnostic Network, various USDA NIFA and RMA grants, and USDA IPM Centers - Western Region. Climate map data provided by OSU PRISM Group, realtime public weather data provided by U. Utah Mesowest and various other networks.
This site on-line since April 5, 1996; last update Dec. 27, 2017
Contact Len Coop, OSU IPPC and Horticulture Dept. at coopl@science.oregonstate.edu or 541-737-5523 if you have any questions about this information.