Point Forecast Matrices Issued by NWS Des Moines, IA
000
FOUS53 KDMX 182047
PFMDMX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
347 PM CDT SAT MAY 18 2013
IAZ060-191000-
DES MOINES-POLK IA
41.54N 93.65W ELEV. 924 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 67 85 63 81 60
TEMP 83 82 74 71 68 68 77 82 84 82 72 68 65 65 72 78 79 77 69 65 62 62
DEWPT 64 64 64 64 64 63 66 67 67 65 63 62 61 60 59 62 60 60 59 58 57 58
RH 53 55 71 79 87 84 69 61 57 56 73 81 87 84 64 58 52 56 70 78 84 87
WIND DIR SE SE SE SE SE SE SE S S S S S S S S S SW SW S S S S
WIND SPD 13 14 9 10 10 10 13 16 17 13 9 12 11 10 12 18 17 12 10 10 6 4
CLOUDS B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 60 70 80 30 20
QPF 12HR 0.21 0.12 0.24 0.01 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C L D L C C C C C C S S S S C
TSTMS S C C C C L D L C C C C C C S S S S C
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 74 56 67 54 68 52 70 52 69
TEMP 71 71 60 57 65 65 57 55 66 66 55 53 67 67 56 53 66 67
DEWPT 58 56 54 52 53 53 52 50 53 51 50 49 49 50 45 44 48 51
PWIND DIR SW W W NW N NE E E SE
WIND CHAR GN LT GN LT LT LT LT LT GN
AVG CLOUDS B1 B2 B1 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC FW SC SC
POP 12HR 30 30 30 20 20 10 10 10 30
RAIN SHWRS C C C C C C S S S S C C
TSTMS C C S S S S C C
$$
IAZ039-191000-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N 92.40W ELEV. 865 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 64 83 65 80 59
TEMP 83 81 73 68 66 65 74 80 82 80 73 69 66 66 73 78 79 77 68 64 61 61
DEWPT 62 64 63 62 61 62 65 67 66 66 65 63 62 62 60 63 61 61 61 60 59 59
RH 49 56 71 81 84 90 74 65 58 62 76 81 87 87 64 60 54 58 78 87 93 93
WIND DIR SE SE SE SE SE SE SE S S SE SE S S S S S S S S S SE SE
WIND SPD 13 13 9 10 10 12 17 17 17 16 9 9 10 11 14 19 17 13 10 9 6 5
CLOUDS B1 B1 SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 B1 B1
POP 12HR 40 70 80 50 40
QPF 12HR 0.04 0.12 0.29 0.14 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C L D L C L C C C C C C C C C
TSTMS S C C C L D L C L C C C C C C C C C
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 73 56 68 53 66 49 70 50 69
TEMP 70 70 59 57 66 66 56 54 64 64 53 50 67 67 54 52 66 67
DEWPT 60 58 56 54 56 54 53 50 52 50 48 45 46 47 43 43 46 47
PWIND DIR SW S W NW NE NE E E SE
WIND CHAR GN LT LT LT GN GN GN LT GN
AVG CLOUDS B2 B2 B2 B2 B2 OV OV B2 B2 B2 B1 SC SC FW SC FW FW FW
POP 12HR 50 50 40 30 30 10 10 5 20
RAIN SHWRS C C C C C C C C C C S S
TSTMS C C S S S S S S
$$
IAZ048-191000-
AMES-STORY IA
41.99N 93.62W ELEV. 936 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 65 83 64 78 58
TEMP 83 81 73 69 66 66 75 80 82 80 72 68 65 65 72 77 78 76 66 62 59 59
DEWPT 65 67 64 64 63 63 66 69 69 66 65 62 61 61 61 63 61 60 59 57 57 57
RH 55 63 73 84 90 90 74 69 65 62 79 81 87 87 68 62 56 58 78 84 93 93
WIND DIR SE SE SE SE SE SE SE S S S S S S S S S SW SW S S S SE
WIND SPD 14 14 10 10 11 10 14 16 17 14 10 10 10 10 12 19 17 12 9 11 4 4
CLOUDS B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 60 70 80 40 20
QPF 12HR 0.25 0.15 0.27 0.05 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L D L C C C C C C S S S S C
TSTMS C C C C L D L C C C C C C S S S S C
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 74 56 67 53 67 50 71 52 68
TEMP 71 71 60 57 65 65 56 54 65 65 54 51 68 68 56 54 66 66
DEWPT 59 56 54 52 53 53 52 50 52 51 50 48 49 49 44 44 47 50
PWIND DIR SW W W NW N NE E E SE
WIND CHAR GN LT GN GN GN GN GN GN GN
AVG CLOUDS B1 B2 B1 B2 B2 B2 OV B2 B2 B2 B1 SC SC SC SC FW SC SC
POP 12HR 30 40 30 20 20 10 10 10 20
RAIN SHWRS C C C C C C S S S S S S
TSTMS C C S S S S S S
$$
IAZ004-191000-
ESTHERVILLE-EMMET IA
43.40N 94.75W ELEV. 1315 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 65 81 62 74 55
TEMP 83 82 74 69 67 66 74 79 80 78 70 66 63 63 69 73 74 72 64 59 57 57
DEWPT 62 61 62 63 63 62 63 65 64 64 63 61 59 58 59 59 57 57 56 55 54 54
RH 49 49 66 81 87 87 69 62 58 62 78 84 87 84 70 62 55 59 75 87 90 90
WIND DIR S S SE SE SE SE S S S S SE SE S S S S SW S SW S E NE
WIND SPD 18 18 12 12 13 12 16 17 18 14 10 8 9 9 12 14 16 12 9 6 2 4
CLOUDS B1 B1 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1
POP 12HR 60 70 80 60 40
QPF 12HR 0.29 0.47 0.32 0.36 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S L L L C L D L L L L L L L C C C C C
TSTMS S L L L C L D L L L L L L L C C C C C
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 69 53 63 50 66 49 70 51 67
TEMP 66 66 56 54 62 61 53 51 64 64 53 50 67 67 55 53 65 65
DEWPT 55 53 52 51 52 50 49 48 49 48 47 46 47 47 43 44 45 45
PWIND DIR W NW N N NE E E SE SE
WIND CHAR LT LT GN GN GN GN GN GN GN
AVG CLOUDS B2 OV OV OV OV OV OV B2 B2 B1 B1 SC SC SC SC FW SC SC
POP 12HR 50 40 50 30 20 10 10 10 30
RAIN SHWRS C C C C C C C C S S C C
TSTMS C C S S S S C C
$$
IAZ035-191000-
FORT DODGE-WEBSTER IA
42.55N 94.18W ELEV. 1165 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 66 83 63 77 57
TEMP 83 82 74 70 67 67 75 81 82 80 72 67 65 65 70 75 77 74 66 62 59 59
DEWPT 64 65 63 63 63 61 65 67 67 65 63 62 60 59 59 61 60 58 58 56 56 55
RH 53 56 69 78 87 81 71 63 61 60 73 84 84 81 68 62 56 57 75 81 90 87
WIND DIR SE S SE SE SE SE SE S S S SE S S S S S SW S S S S SE
WIND SPD 17 16 10 11 12 11 13 14 18 13 9 8 9 9 11 16 16 12 9 9 4 3
CLOUDS B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1
POP 12HR 60 70 80 50 30
QPF 12HR 0.29 0.22 0.28 0.19 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C L D L C L C C C C C C C C C
TSTMS S C L C C L D L C L C C C C C C C C C
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 71 54 66 52 67 50 71 52 68
TEMP 68 68 57 55 64 64 55 53 65 65 54 51 68 68 56 54 66 66
DEWPT 57 54 53 51 53 52 51 49 51 50 49 46 48 49 44 44 46 49
PWIND DIR SW W NW N N E E SE SE
WIND CHAR GN LT LT GN GN GN GN GN GN
AVG CLOUDS B1 B2 B2 B2 OV OV OV B2 B2 B2 B1 B1 SC SC SC FW SC SC
POP 12HR 40 30 40 30 20 10 10 10 30
RAIN SHWRS C C C C C C C C S S C C
TSTMS C C S S S S C C
$$
IAZ094-191000-
LAMONI-DECATUR IA
40.63N 93.90W ELEV. 1125 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 66 83 62 81 61
TEMP 83 81 74 70 67 67 75 81 82 80 71 67 64 64 71 77 78 76 69 65 62 62
DEWPT 64 65 65 65 64 64 66 67 68 66 63 61 60 60 60 62 61 61 60 60 60 58
RH 53 58 74 84 90 90 74 63 63 62 76 81 87 87 68 60 56 60 73 84 93 87
WIND DIR SE SE SE SE SE SE S S S S S S S S S SW SW S S S S S
WIND SPD 12 13 9 9 9 11 13 16 16 12 10 13 10 9 12 18 16 11 6 9 8 4
CLOUDS B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 60 70 80 20 20
QPF 12HR 0.32 0.07 0.22 0.01 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C S C L D L C C S S S S S S S S S
TSTMS C C C S C L D L C C S S S S S S S S S
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 74 55 68 54 69 53 70 53 69
TEMP 71 70 59 56 66 66 57 55 67 67 56 54 67 68 57 54 67 67
DEWPT 58 57 53 52 53 54 52 51 54 54 52 50 51 53 46 46 51 53
PWIND DIR SW W W NW N NE E E SE
WIND CHAR GN LT GN LT LT LT GN GN GN
AVG CLOUDS B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC
POP 12HR 20 20 30 10 20 10 10 10 30
RAIN SHWRS S S S S C C S S C C
TSTMS S S S S S S C C
$$
IAZ017-191000-
MASON CITY-CERRO GORDO IA
43.16N 93.33W ELEV. 1189 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 64 82 64 76 57
TEMP 82 81 73 68 66 65 74 79 81 79 72 68 65 65 70 74 76 73 66 62 59 59
DEWPT 62 62 62 62 61 61 63 65 66 65 63 62 61 60 60 61 59 59 58 57 57 56
RH 51 53 68 81 84 87 69 62 60 62 73 81 87 84 71 64 56 62 75 84 93 90
WIND DIR SE S SE SE SE SE SE S S SE SE S S S S S S S S S SE SE
WIND SPD 16 16 11 11 12 13 18 17 17 16 11 10 11 11 14 18 17 13 11 6 4 3
CLOUDS B1 B1 SC B1 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1
POP 12HR 50 70 80 60 40
QPF 12HR 0.08 0.25 0.35 0.26 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L C L D L L L L L L L C C C C C
TSTMS C L L C L D L L L L L L L C C C C C
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 71 54 64 51 66 49 70 50 68
TEMP 68 68 57 55 63 62 54 52 64 64 53 50 67 67 54 52 65 66
DEWPT 58 56 54 52 54 53 51 49 50 49 46 45 46 47 43 44 46 47
PWIND DIR SW NW NW N NE E E SE SE
WIND CHAR GN LT LT GN GN GN GN GN GN
AVG CLOUDS B2 OV B2 B2 OV OV OV B2 B2 B2 B1 SC SC FW FW FW FW SC
POP 12HR 50 50 50 30 20 10 10 5 20
RAIN SHWRS C C C C C C C C S S S S
TSTMS C C S S S S S S
$$
IAZ049-191000-
MARSHALLTOWN-MARSHALL IA
42.11N 92.91W ELEV. 972 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 65 83 64 79 59
TEMP 83 81 73 69 66 66 75 80 82 80 72 68 65 65 72 77 78 76 68 63 61 61
DEWPT 64 65 63 63 62 63 67 68 68 67 65 64 62 62 62 63 62 61 61 59 58 59
RH 53 58 71 81 87 90 76 67 63 65 79 87 90 90 71 62 58 60 78 87 90 93
WIND DIR SE SE SE SE SE SE SE S S SE SE S S S S S S S S S SE SE
WIND SPD 14 14 10 10 11 12 16 17 17 16 10 13 10 11 14 19 17 13 10 10 6 5
CLOUDS SC B1 SC B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 50 70 80 40 30
QPF 12HR 0.07 0.12 0.27 0.11 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L D L C C C C C C C C C C C
TSTMS C C C C L D L C C C C C C C C C C C
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 73 56 67 53 67 50 70 51 68
TEMP 70 70 59 57 65 65 56 54 65 65 54 51 67 67 55 53 65 66
DEWPT 60 57 55 53 54 54 52 50 53 50 49 46 48 48 43 42 46 48
PWIND DIR SW W W NW N NE E E SE
WIND CHAR GN LT LT LT GN GN GN LT GN
AVG CLOUDS B1 B2 B2 B2 B2 B2 OV B2 B2 B2 B1 SC SC SC SC FW SC SC
POP 12HR 30 40 40 30 20 10 10 5 20
RAIN SHWRS C C C C C C C C S S S S
TSTMS C C S S S S S S
$$
IAZ086-191000-
OTTUMWA-WAPELLO IA
41.11N 92.45W ELEV. 836 FT
347 PM CDT SAT MAY 18 2013
DATE 05/18/13 SUN 05/19/13 MON 05/20/13 TUE
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 65 86 63 81 63
TEMP 81 80 72 69 66 66 76 83 85 83 73 68 65 65 73 78 80 78 71 67 64 64
DEWPT 64 63 63 63 63 63 67 69 69 68 65 63 62 62 62 64 64 63 62 62 61 61
RH 56 56 73 81 90 90 74 63 59 61 76 84 90 90 68 62 58 60 73 84 90 90
WIND DIR SE SE SE SE SE SE SE S S SE S S S S S S S S S S S SE
WIND SPD 13 11 9 10 11 12 16 16 16 16 11 12 11 11 16 19 16 12 10 10 9 6
CLOUDS B1 B1 SC B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 40 60 70 30 60
QPF 12HR 0.08 0.02 0.25 0.02 0.26
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C L L L C C C C C C L L L L C
TSTMS C S C L L L C C C C C C L L L L C
DATE 05/21 WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 74 57 69 55 68 52 71 52 69
TEMP 72 71 60 58 67 67 58 56 66 66 55 53 68 68 56 54 66 67
DEWPT 61 60 57 54 55 54 53 51 54 53 50 49 49 51 45 43 47 51
PWIND DIR SW SW W W N NE NE E E
WIND CHAR GN LT GN LT LT LT GN LT GN
AVG CLOUDS B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC FW SC SC
POP 12HR 30 40 30 20 20 10 10 5 20
RAIN SHWRS C C C C C C S S S S S S
TSTMS C C S S S S S S
$$