Maryland USA weather data
Maryland USA Weather Data, Plant Disease Risk and Degree-Day Models
MDDOT Network - other tables for MD include: All Networks, CWOP/APRS, METAR, RAWS, see our homepage.
Interactive degree-day maps
Maryland USA base 32 degree-days to date
Degree-day & Phenology Model Calculator
 Also try the full-featured calculator/DD model
Select model: 
Thresholds: lower: °F   upper: °F (or celsius °C:)
  Calc. method:
Start (biofix) date:   End date:   
 Forecast type:   
Statewide Disease Alert Maps: tomato-potato Smith late blight, Tomcast DSV, fire blight, soybean rust
Disease Alert Movies: tomato-potato Smith late blight (NE US): 2009 2010 2011 2012 (NY): 2009 2010 2011 2012 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 I270 @ I-370 Montgomery C
98
na
na
na
na
MD001
map
zone
digital
MDDOT
450
 39.12111
-77.19833
2020
2019
2013
2012
2011
2010
2009
2008
-
Virtual nmme
-
2 I270 @-109 Frederick Co
85
na
na
na
na
MD056
map
zone
digital
MDDOT
358
 39.27778
-77.32361
2020
2019
2010
2009
2008
-
-
nmme
-
3 I495 @ Am Lgn Br Montgomery C
92
na
na
na
na
MD002
map
zone
digital
MDDOT
47
 38.96833
-77.17944
2020
2019
2011
2010
-
-
nmme
-
4 I68 @ Savage Allegany
89
na
na
na
na
MD049
map
zone
digital
MDDOT
2454
 39.65667
-78.95444
2020
2019
2018
2012
2011
2009
2008
AVG AVG nmme cfs
5 I68 @ Sideling Hill Washington C
91
na
na
na
na
MD012
map
zone
digital
MDDOT
984
 39.70972
-78.27556
2020
2019
2011
2010
2009
2008
-
-
nmme
-
6 I68 @ US-219 Garrett
83
na
na
na
na
MD014
map
zone
digital
MDDOT
2882
 39.68917
-79.24972
2020
2019
2018
2012
2011
2009
2008
AVG AVG nmme cfs
7 I70 @ I-695 Baltimore Co
92
na
na
na
na
MD007
map
zone
digital
MDDOT
380
 39.30583
-76.74417
2020
2019
2010
2009
2008
-
-
nmme
-
8 I70 @ I-81 Washington C
87
na
na
na
na
MD011
map
zone
digital
MDDOT
499
 39.61639
-77.78556
2020
2019
2011
2010
2009
2008
-
-
nmme
-
9 I70 @-27 Carroll Coun
81
na
na
na
na
MD017
map
zone
digital
MDDOT
811
 39.35861
-77.16694
2020
2019
2010
2009
2008
-
-
nmme
-
10 I70 @-32 Howard
99
na
na
na
na
MD052
map
zone
digital
MDDOT
520
 39.30861
-76.95250
2020
2019
2018
2012
2011
2010
2009
2008
AVG AVG nmme cfs
11 I83 @ I-695 Baltimore Co
95
na
na
na
na
MD008
map
zone
digital
MDDOT
313
 39.41972
-76.64056
2020
2019
2013
2012
2011
2010
2009
2008
-
Virtual nmme
-
12 I83 @-137 Baltimore Co
87
na
na
na
na
MD009
map
zone
digital
MDDOT
622
 39.59167
-76.67333
2020
2019
2011
2010
2009
2008
-
-
nmme
-
13 I95 @ I-695 Harford Coun
92
na
na
na
na
MD044
map
zone
digital
MDDOT
77
 39.35194
-76.49667
2020
2019
2011
-
-
nmme
-
14 I95 @ Patuxent Riv Howard Count
95
na
na
na
na
MD006
map
zone
digital
MDDOT
182
 39.11472
-76.87361
2020
2019
2010
-
-
nmme
-
15 I95 @ Tydings Br Cecil
95
na
na
na
na
MD024
map
zone
digital
MDDOT
0
 39.58250
-76.10111
2020
2019
2018
2012
2011
2008
AVG AVG nmme cfs
16 I97 @-100 Anne Arundel
99
na
na
na
na
MD027
map
zone
digital
MDDOT
90
 39.15250
-76.64528
2020
2019
2018
2014
2013
2012
2011
2010
2009
2008
AVG AVG nmme cfs
17 I97 @-32 Anne Arundel
99
na
na
na
na
MD026
map
zone
digital
MDDOT
104
 39.06278
-76.64083
2020
2019
2018
2013
2011
2010
2009
2008
AVG AVG nmme cfs
18 I70 @ Frederick Wash Washington C
87
na
na
na
na
MD015
map
zone
digital
MDDOT
1202
 39.53944
-77.60611
2020
2019
2011
2010
2009
2008
-
-
nmme
-
19 MD 23 @ MeadowTree Rd Harford Coun
91
na
na
na
na
MD058
map
zone
digital
MDDOT
665
 39.68944
-76.52917
2020
2019
-
-
nmme
-
20 MD 24 @ Old Jarretsvil Harford Coun
91
na
na
na
na
MD059
map
zone
digital
MDDOT
576
 39.58444
-76.38778
2020
2019
-
-
nmme
-
21 MD135 @ Salt Dome Allegany
67
na
na
na
na
MD022
map
zone
digital
MDDOT
922
 39.48389
-79.04667
2020
2019
2018
2012
2011
2009
2008
AVG AVG nmme cfs
22 MD136 @-646 Harford
92
na
na
na
na
MD042
map
zone
digital
MDDOT
418
 39.69056
-76.30306
2020
2019
2018
2013
2012
2011
2010
2009
2008
AVG AVG nmme cfs
23 MD140 @-526 Carroll
89
na
na
na
na
MD018
map
zone
digital
MDDOT
789
 39.59056
-76.99917
2020
2019
2018
2012
2011
2010
2009
2008
AVG AVG nmme cfs
24 MD213 @ Sassafras Kent County
87
na
na
na
na
MD039
map
zone
digital
MDDOT
0
 39.36417
-75.88222
2020
2019
2011
2010
2009
2008
-
-
nmme
-
25 MD24 @ Rocks St Prk Harford Coun
81
na
na
na
na
MD034
map
zone
digital
MDDOT
286
 39.63694
-76.41111
2020
2019
2011
2010
2009
2008
-
-
nmme
-
26 MD30 @ PA Line York County
87
na
na
na
na
MD020
map
zone
digital
MDDOT
975
 39.71972
-76.91583
2020
2019
2012
2011
2010
2009
2008
-
-
nmme
-
27 MD4 @ Patuxent Calvert Coun
89
na
na
na
na
MD045
map
zone
digital
MDDOT
30
 38.32944
-76.46778
2020
2019
2011
2010
2008
-
-
nmme
-
28 US1 @ Baltimore Harfo Harford
97
na
na
na
na
MD021
map
zone
digital
MDDOT
248
 39.47750
-76.40806
2020
2019
2018
2013
2012
2011
2010
2009
2008
AVG AVG nmme cfs
29 US13 @ US-50 Wicomico
97
na
na
na
na
MD037
map
zone
digital
MDDOT
46
 38.36917
-75.53778
2020
2019
2018
2014
2013
2012
2011
2010
2009
AVG AVG nmme cfs
30 US15 @-140 Frederick Co
96
na
na
na
na
MD051
map
zone
digital
MDDOT
401
 39.70250
-77.31417
2020
2019
2011
2010
2009
2008
-
-
nmme
-
31 US1at Conowingo Cecil County
89
na
na
na
na
MD005
map
zone
digital
MDDOT
99
 39.66472
-76.17139
2020
2019
2011
2010
2009
2008
-
-
nmme
-
32 US301at-5 Prince Georg
92
na
na
na
na
MD041
map
zone
digital
MDDOT
226
 38.69250
-76.87194
2020
2019
2010
2009
2008
-
-
nmme
-
33 US340 @-180 Washington
95
na
na
na
na
MD016
map
zone
digital
MDDOT
442
 39.35556
-77.58306
2020
2019
2018
2012
2011
2010
2009
2008
AVG AVG nmme cfs
34 US50 @ Choptank Dorchester C
83
na
na
na
na
MD004
map
zone
digital
MDDOT
0
 38.57889
-76.05750
2020
2019
2012
2011
2010
2009
2008
-
-
nmme
-
35 US50 @ I-95 Prince Georg
95
na
na
na
na
MD000
map
zone
digital
MDDOT
138
 38.94500
-76.85750
2020
2019
2010
2009
2008
-
-
nmme
-
36 US50 @ Kent Narrows Queen Anne's
82
na
na
na
na
MD040
map
zone
digital
MDDOT
6
 38.97083
-76.24917
2020
2019
2011
2010
2009
-
-
nmme
-
37 US50 @-2 Anne Arundel
92
na
na
na
na
MD029
map
zone
digital
MDDOT
104
 39.01500
-76.49056
2020
2019
2012
2011
2010
2009
2008
-
-
nmme
-
38 US50 @-331 Dorchester
99
na
na
na
na
MD038
map
zone
digital
MDDOT
11
 38.49278
-75.83917
2020
2019
2018
2013
2012
2011
2010
2009
2008
AVG AVG nmme cfs
39 US50 @ Table Rock Rd Garrett Coun
82
na
na
na
na
MD055
map
zone
digital
MDDOT
2632
 39.29278
-79.36472
2020
2019
2009
2008
-
-
nmme
-

[USPEST.ORG/WEA Home] [Intro] [US DD Mapmaker] [Main Table Index] [Links]
National Plant Diagnostics Network Integrated Plant Protection Center at OSU Oregon State University The PRISM Group at OSU Fox Weather, LLC University of Utah Mesowest Western
 Region Pest Management Center National
 Institute of Food and Agriculture
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 Jan. 8, 2020
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.