Point Forecast Matrices Issued by NWS Des Moines, IA
000
FOUS53 KDMX 181816
PFMDMX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
116 PM CDT SAT MAY 18 2013
IAZ060-182200-
DES MOINES-POLK IA
41.54N 93.65W ELEV. 924 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 84 68 84 66 80
TEMP 83 81 73 70 69 68 74 81 84 80 72 72 69 67 68 78 80 79
DEWPT 64 64 64 63 63 62 65 67 68 66 64 63 61 60 60 61 60 59
RH 53 56 73 78 81 81 74 63 59 62 76 73 76 78 76 56 51 50
WIND DIR SE SE SE SE SE SE SE SE SE S S S S S SW SW SW SW
WIND SPD 13 17 10 10 10 10 10 14 16 14 13 11 11 11 17 16 16 11
WIND GUST 21 28 28 26 26 23 25 29 29 26 21
CLOUDS B1 SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC B1 B1 B1
POP 12HR 5 40 70 70 30
QPF 12HR 0 0.06 0.19 0.20 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L L C L L L C C C C C C C
TSTMS S C L L C L L L C C C C C C C
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 59 74 55 68 54 69 53 71
TEMP 65 59 72 73 59 55 65 67 57 54 65 68 59 54 68 69
DEWPT 56 55 56 55 53 51 53 52 51 50 53 52 51 49 52 52
PWIND DIR SW SW W W NW N NE E
WIND CHAR GN GN LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B2 B1 B1 SC SC SC
POP 12HR 30 20 20 20 20 20 10 10
RAIN SHWRS C C S S S S S S S S S S
TSTMS C C S S S S
$$
IAZ039-182200-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N 92.40W ELEV. 865 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 84 64 84 65 81
TEMP 83 81 71 66 65 65 75 80 84 81 69 69 66 65 71 80 80 79
DEWPT 62 64 63 61 61 61 64 66 65 68 64 64 62 63 62 61 60 60
RH 49 56 76 84 87 87 69 62 53 65 84 84 87 93 73 52 51 52
WIND DIR SE SE SE SE SE SE S S S SE SE S S S S S SW SW
WIND SPD 13 14 8 9 10 11 13 16 14 14 12 12 12 13 17 18 18 13
WIND GUST 19 21 31 23 28 26 28 29 29 25
CLOUDS B1 SC SC SC B1 B2 B2 B2 B1 B1 B1 B1 B1 SC B1 B1 B1 B1
POP 12HR 5 30 60 70 50
QPF 12HR 0 0.02 0.16 0.22 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C L L L L L C C C C C
TSTMS S C L C L L L L L C C C C C
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 58 75 55 68 53 67 50 70
TEMP 64 59 73 73 60 55 66 67 56 53 64 66 54 51 69 68
DEWPT 59 57 59 56 55 53 55 53 52 49 52 51 48 46 49 48
PWIND DIR S SW S SW N NE E E
WIND CHAR GN GN LT LT LT LT GN GN
AVG CLOUDS B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC
POP 12HR 30 40 40 40 30 30 10 10
RAIN SHWRS C C C C C C C C C C C C
TSTMS C C S S S S
$$
IAZ048-182200-
AMES-STORY IA
41.99N 93.62W ELEV. 936 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 84 65 82 65 79
TEMP 83 81 72 68 67 65 74 79 82 78 70 69 67 65 71 78 78 77
DEWPT 65 67 64 63 63 62 65 68 68 67 64 63 61 61 60 60 59 59
RH 55 63 76 84 87 90 74 69 63 69 81 81 81 87 68 54 52 54
WIND DIR SE SE SE SE SE SE SE SE S SE S S S S S SW SW SW
WIND SPD 14 17 9 10 11 11 11 16 14 14 13 11 11 12 17 18 16 12
WIND GUST 23 28 26 24 26 29 28 27 23
CLOUDS B1 SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 40 70 70 30
QPF 12HR 0 0.06 0.21 0.20 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L C L L L L L C C C C C
TSTMS C L L C L L L L L C C C C C
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 57 73 55 68 53 68 51 71
TEMP 64 58 71 72 58 55 67 67 57 54 66 67 56 52 69 70
DEWPT 56 55 56 54 53 51 52 52 51 50 52 52 51 48 51 51
PWIND DIR SW SW W W NW N NE E
WIND CHAR GN GN LT LT LT LT GN GN
AVG CLOUDS B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B2 B1 B1 SC SC SC
POP 12HR 30 20 30 30 20 20 10 10
RAIN SHWRS C C S S C C C C S S S S
TSTMS C C S S S S
$$
IAZ004-182200-
ESTHERVILLE-EMMET IA
43.40N 94.75W ELEV. 1315 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 85 65 82 62 76
TEMP 83 83 72 69 66 66 74 80 82 78 67 67 63 63 67 76 75 73
DEWPT 62 61 62 62 63 61 62 64 64 65 62 62 60 59 60 60 58 57
RH 49 47 71 78 90 84 66 58 55 64 84 84 90 87 78 58 55 57
WIND DIR S S SE SE SE S S S S SE SE SE S S S SW SW SW
WIND SPD 18 19 12 13 13 12 14 16 14 13 9 9 8 11 13 18 19 16
WIND GUST 24 25 31 33 27
CLOUDS B1 SC B1 B2 B2 OV B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2
POP 12HR 10 50 70 80 70
QPF 12HR 0 0.06 0.38 0.71 0.18
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C L D D L L L L L L C
TSTMS S C L C C L D D L L L L L L C
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 54 68 52 63 50 66 50 70
TEMP 61 55 67 67 57 52 59 63 56 51 63 65 54 52 67 68
DEWPT 54 52 54 51 51 49 50 49 50 48 50 49 50 48 48 48
PWIND DIR SW SW W N N NE E E
WIND CHAR GN LT LT LT LT GN GN GN
AVG CLOUDS B1 B1 B2 OV B2 OV OV B2 B2 B2 B2 B2 B1 B1 SC SC
POP 12HR 30 40 40 40 30 20 10 10
RAIN SHWRS C C C C C C C C C C S S
TSTMS C C S S S S
$$
IAZ035-182200-
FORT DODGE-WEBSTER IA
42.55N 94.18W ELEV. 1165 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 85 66 83 63 78
TEMP 83 82 73 68 68 66 73 80 83 78 69 68 64 63 69 78 77 74
DEWPT 64 65 63 62 63 61 64 66 67 67 64 62 61 60 60 60 59 57
RH 53 56 71 81 84 84 73 62 59 69 84 81 90 90 73 54 54 55
WIND DIR SE S SE SE SE SE SE S SE SE SE S S S S SW SW SW
WIND SPD 17 18 9 10 11 10 14 14 14 12 10 9 10 11 14 16 16 12
WIND GUST 23 31 25 25 29 31 23
CLOUDS B1 SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1
POP 12HR 5 50 70 70 50
QPF 12HR 0 0.06 0.26 0.28 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C L L L L L C C C C S
TSTMS S C L C C L L L L L C C C C S
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 55 71 53 66 52 68 51 71
TEMP 61 56 69 69 58 53 64 65 54 52 65 67 55 51 69 69
DEWPT 55 53 55 52 51 50 52 51 51 49 51 51 51 47 49 50
PWIND DIR SW SW W NW N NE E E
WIND CHAR LT GN LT LT LT LT GN GN
AVG CLOUDS B1 B1 B1 B2 B2 B2 OV B2 B2 B2 B2 B1 B1 B1 SC SC
POP 12HR 20 30 30 30 20 20 10 10
RAIN SHWRS S S C C C C C C S S S S
TSTMS S S S S S S
$$
IAZ094-182200-
LAMONI-DECATUR IA
40.63N 93.90W ELEV. 1125 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 84 66 82 64 79
TEMP 83 81 72 69 67 67 73 79 82 80 71 69 65 64 66 76 78 78
DEWPT 64 65 65 64 64 63 65 67 69 66 64 62 60 60 60 61 61 60
RH 53 58 79 84 90 87 76 67 65 62 79 78 84 87 81 60 56 54
WIND DIR SE SE SE SE SE SE S S S S S S S S SW SW SW SW
WIND SPD 12 14 9 10 9 10 13 16 17 14 11 12 9 11 17 14 14 10
WIND GUST 24 28 20 24 27 28 24 19 25 31 27
CLOUDS B1 SC B1 B2 B2 OV B2 B2 B1 B1 B1 B1 B1 SC SC SC B1 B1
POP 12HR 5 50 70 70 20
QPF 12HR 0 0.07 0.18 0.25 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C L L L C C S S S S C
TSTMS S C C C C L L L C C S S S S C
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 59 73 55 69 54 70 54 71
TEMP 65 59 70 71 59 56 66 69 59 55 66 69 59 54 68 70
DEWPT 58 56 58 56 52 51 53 54 52 51 55 55 53 51 54 55
PWIND DIR SW SW W W NW N NE E
WIND CHAR LT GN LT GN LT LT LT GN
AVG CLOUDS B1 SC B1 SC B1 B1 B2 B2 B1 B1 B1 SC B1 B1 B1 SC
POP 12HR 40 20 20 20 10 20 10 10
RAIN SHWRS C C S S S S S S S S
TSTMS C C S S S S
$$
IAZ017-182200-
MASON CITY-CERRO GORDO IA
43.16N 93.33W ELEV. 1189 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 84 64 81 63 77
TEMP 82 80 70 68 66 65 75 79 81 78 67 67 64 64 68 77 76 74
DEWPT 62 62 62 61 61 61 63 64 65 67 63 62 62 61 60 60 59 59
RH 51 54 76 78 84 87 66 60 58 69 87 84 93 90 76 56 56 59
WIND DIR SE SE SE SE SE SE SE S S SE SE S S S S S SW SW
WIND SPD 16 17 10 12 13 13 17 16 14 14 11 10 11 13 17 18 17 14
WIND GUST 23 24 31 31 25 28 29 27
CLOUDS B1 SC SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B1 B1 B1
POP 12HR 5 40 70 80 60
QPF 12HR 0 0.04 0.24 0.34 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L C L D D L L L L L L C
TSTMS C L L C L D D L L L L L L C
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 57 71 52 64 51 66 49 70
TEMP 62 58 70 69 57 52 61 63 56 52 63 65 54 50 67 69
DEWPT 56 54 56 54 53 50 53 52 51 49 51 50 49 46 48 49
PWIND DIR SW SW NW NW N NE E E
WIND CHAR GN LT LT LT LT LT GN GN
AVG CLOUDS B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC
POP 12HR 30 40 40 40 30 30 10 10
RAIN SHWRS C C C C C C C C C C C C
TSTMS C C S S S S
$$
IAZ049-182200-
MARSHALLTOWN-MARSHALL IA
42.11N 92.91W ELEV. 972 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 84 65 83 65 80
TEMP 83 80 71 68 67 66 75 78 83 79 70 71 67 65 74 77 80 78
DEWPT 64 65 63 62 62 61 65 67 67 68 64 63 62 62 62 61 61 60
RH 53 60 76 81 84 84 71 69 59 69 81 76 84 90 66 58 52 54
WIND DIR SE SE SE SE SE SE SE SE S SE S S S S S SW SW SW
WIND SPD 14 16 10 10 11 12 13 17 16 16 13 12 12 13 18 18 18 13
WIND GUST 20 25 27 31 28 28
CLOUDS SC SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B1 B1
POP 12HR 5 30 70 70 40
QPF 12HR 0 0.04 0.16 0.18 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L C L L L L L C C C C C
TSTMS C C L C L L L L L C C C C C
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 58 75 55 68 53 68 51 71
TEMP 66 59 73 72 59 55 66 67 57 53 65 66 56 52 67 69
DEWPT 58 56 58 56 54 52 54 53 52 50 53 51 50 46 50 50
PWIND DIR SW SW W W NW N NE E
WIND CHAR GN GN LT LT LT LT GN GN
AVG CLOUDS B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC
POP 12HR 30 30 40 30 20 30 10 10
RAIN SHWRS C C C C C C C C S S C C
TSTMS C C S S S S
$$
IAZ086-182200-
OTTUMWA-WAPELLO IA
41.11N 92.45W ELEV. 836 FT
116 PM CDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 82 65 84 66 80
TEMP 81 78 69 67 66 66 74 81 84 79 69 71 67 66 72 77 79 78
DEWPT 64 63 63 62 62 62 67 68 70 68 65 63 63 62 62 63 63 63
RH 56 60 81 84 87 87 79 65 63 69 87 76 87 87 71 62 58 60
WIND DIR SE SE SE SE SE SE S SE S S S S S S S SW SW S
WIND SPD 13 12 9 10 11 11 14 14 17 16 12 13 11 13 17 16 14 12
WIND GUST 25 23 27 25 29 26 27 21 33 29
CLOUDS B1 SC SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 SC SC B1 B1 B1
POP 12HR 5 30 70 70 30
QPF 12HR 0 0.07 0.10 0.14 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L C L L L C C C C C C C
TSTMS C C L C L L L C C C C C C C
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 61 75 57 70 55 69 52 72
TEMP 65 61 72 73 62 58 68 69 58 56 65 68 57 53 70 70
DEWPT 61 60 61 59 57 54 55 54 52 51 54 54 51 49 52 52
PWIND DIR S SW W W NW N NE NE
WIND CHAR GN GN LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B1 B2 B1 B1 B1 B1 SC SC SC
POP 12HR 50 30 40 30 20 20 10 10
RAIN SHWRS C C C C C C C C S S S S
TSTMS C C S S S S
$$