108  
FOUS53 KDVN 181857  
PFMDVN  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
157 PM CDT THU SEP 18 2025  
 
IAZ040-182100-  
INDEPENDENCE-BUCHANAN IA  
42.45N 91.93W ELEV. 977 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 61 77 59 75  
TEMP 82 75 67 64 63 62 68 75 76 70 64 62 61 60 67 73 74 69  
DEWPT 65 65 64 64 63 62 65 65 64 64 64 62 61 60 62 62 62 62  
RH 56 71 90100100100 90 71 66 81100100100100 84 68 66 78  
WIND DIR S SE SE S SE SE S S S S S S S S S S S S  
WIND SPD 8 5 5 5 5 5 8 8 9 5 4 4 4 4 5 9 8 5  
CLOUDS B1 B2 B2 B2 B2 B2 B2 B2 B1 SC B1 SC B2 B2 B1 B1 SC B1  
POP 12HR 40 70 50 40 40  
QPF 12HR 0.07 0.13 0.02 0.04 0  
RAIN SHWRS C S C L L C S S C C C C C C C C C S  
TSTMS C S C C S S S C S S S S S  
HEAT INDEX 84  
MAX HEAT 84  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 60 76 59 79 59 76 57 75  
TEMP 62 61 72 70 62 60 74 72 63 61 73 69 61 58 72 68  
DEWPT 61 60 63 63 62 60 65 66 63 60 62 62 60 57 60 59  
PWIND DIR S SW S S SE NE NE NE  
WIND CHAR LT LT LT LT LT GN LT GN  
AVG CLOUDS B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC SC  
POP 12HR 30 40 40 20 30 30 20 20  
RAIN SHWRS S C C C C C S S S C C C S S S  
TSTMS S C S S S S S  
 
 
IAZ042-182100-  
DUBUQUE-DUBUQUE IA  
42.41N 90.70W ELEV. 1072 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 83 61 76 61 76  
TEMP 83 75 69 66 63 61 68 75 76 71 67 65 64 63 68 73 75 69  
DEWPT 62 62 62 61 60 60 63 64 65 65 64 63 62 62 64 63 62 62  
RH 49 64 78 84 90 97 84 69 69 81 90 93 93 97 87 71 64 78  
WIND DIR S SE E SE E E SE S S SE SE SE S S S S S SE  
WIND SPD 6 4 5 5 5 5 6 8 9 5 4 4 3 4 5 8 8 5  
CLOUDS B1 B1 B1 B2 B2 B2 B1 B1 B2 SC SC B2 B2 B2 B1 B2 B1 B1  
POP 12HR 40 60 40 70 40  
QPF 12HR 0 0.01 0.02 0.09 0.04  
RAIN SHWRS C S C C C C S S C L L L L C C C C S  
TSTMS S S C C S S C C C S S C S  
HEAT INDEX 84  
MAX HEAT 83 84  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 61 78 61 76 59 74  
TEMP 64 62 72 69 63 62 74 71 64 62 73 69 63 59 71 68  
DEWPT 60 60 64 63 62 61 66 65 63 61 64 62 59 57 60 59  
PWIND DIR S SW S S S NE NE NE  
WIND CHAR LT LT LT LT LT GN LT GN  
AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC  
POP 12HR 30 40 50 30 30 30 20 10  
RAIN SHWRS S C C C C C S C C C S C S S  
TSTMS S C S S S C S S  
 
 
ILZ002-182100-  
FREEPORT-STEPHENSON IL  
42.25N 89.58W ELEV. 859 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 87 61 80 61 79  
TEMP 87 78 69 65 62 61 68 78 79 73 68 65 63 63 70 75 76 71  
DEWPT 59 61 59 58 59 60 63 62 63 63 64 64 63 62 66 65 64 62  
RH 39 56 70 78 90 97 84 58 58 71 87 97100 97 87 71 66 73  
WIND DIR SE E E E E E SE SE S S E SE SE SE S S S SE  
WIND SPD 3 5 6 5 5 4 5 5 6 5 4 3 3 3 5 6 5 4  
CLOUDS SC SC SC B1 B1 B2 B1 B2 B1 SC B1 B2 B2 B2 B2 B1 B1 B2  
POP 12HR 5 20 20 70 50  
QPF 12HR 0 0 0.02 0.15 0.07  
RAIN SHWRS S S S S S S L L L L C C C C C  
TSTMS S S S S C C S S S S C C C  
HEAT INDEX 80  
MAX HEAT 84 86 81  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 76 61 78 60 76 58 75  
TEMP 64 62 73 70 63 62 74 71 63 62 73 69 62 59 72 68  
DEWPT 62 61 65 63 63 62 67 65 63 62 66 63 61 59 62 59  
PWIND DIR SE S S SW S E NE NE  
WIND CHAR LT LT LT LT LT LT LT GN  
AVG CLOUDS B1 B2 B2 B1 B1 B2 B2 B1 B1 B2 B2 B1 B1 B1 B1 SC  
POP 12HR 40 50 50 30 30 30 20 20  
RAIN SHWRS C C C C C C C C C C C C S S S  
TSTMS C C C S S C C S  
 
 
IAZ052-182100-  
CEDAR RAPIDS-LINN IA  
41.89N 91.70W ELEV. 862 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 83 60 78 60 77  
TEMP 83 76 66 64 61 60 68 75 78 72 66 64 62 61 67 74 75 71  
DEWPT 64 64 64 64 61 60 66 65 65 65 64 63 61 60 64 63 63 62  
RH 53 66 93100100100 93 71 64 79 93 97 97 97 90 69 66 73  
WIND DIR S S NE SW SE SE S S S S S SW S S S S S S  
WIND SPD 5 4 4 4 4 4 6 8 8 4 3 2 2 3 4 5 5 3  
CLOUDS B1 B1 B2 B2 B2 B2 B1 B1 SC FW SC SC B1 B2 B1 B1 SC SC  
POP 12HR 40 70 40 40 30  
QPF 12HR 0 0.06 0.04 0.05 0  
RAIN SHWRS C S C L L C S S C C C C C S S C C S  
TSTMS S S C C S S S S S S S  
HEAT INDEX 84  
MAX HEAT 83 85  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 76 61 79 61 76 58 75  
TEMP 64 62 73 71 63 61 75 73 65 62 73 70 62 59 72 69  
DEWPT 61 61 65 65 63 61 67 67 64 62 65 63 60 58 62 60  
PWIND DIR S SW S S S NE NE NE  
WIND CHAR LT LT LT LT LT LT LT GN  
AVG CLOUDS B1 B2 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC  
POP 12HR 30 50 40 30 30 30 20 20  
RAIN SHWRS S C C C C C S C C C C C S S S S  
TSTMS S C S S S C C C  
 
 
IAZ064-182100-  
IOWA CITY-JOHNSON IA  
41.63N 91.54W ELEV. 668 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 63 80 61 77  
TEMP 85 79 71 68 66 63 71 79 80 73 68 65 63 61 70 76 76 72  
DEWPT 63 64 65 65 64 63 66 65 64 64 64 63 62 61 64 62 62 62  
RH 48 60 81 90 93100 84 62 58 73 87 93 97100 81 62 62 71  
WIND DIR S E N W SE SE S SW S S S SW S S S S S S  
WIND SPD 6 4 4 5 3 3 5 8 8 4 2 2 2 2 4 6 6 4  
CLOUDS B1 B1 B2 B2 B2 B2 B1 B1 SC B1 SC SC B1 B1 B1 B1 SC SC  
POP 12HR 40 70 30 40 30  
QPF 12HR 0 0.05 0.02 0.02 0  
RAIN SHWRS C S C L L S S S C C C C C S S C C  
TSTMS S S C C S S S S S S  
HEAT INDEX 86 80 82  
MAX HEAT 83 86 82  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 62 78 62 81 62 77 59 76  
TEMP 65 62 75 73 65 63 76 75 66 63 74 72 64 60 73 71  
DEWPT 63 62 65 64 65 63 67 67 65 63 65 62 61 60 61 60  
PWIND DIR S S S S S NE NE NE  
WIND CHAR LT LT LT LT LT LT LT GN  
AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC  
POP 12HR 30 50 40 30 30 30 20 20  
RAIN SHWRS C C C C C S C C C C C S S S S  
TSTMS C S S C C S C C C  
 
 
IAZ054-182100-  
MAQUOKETA-JACKSON IA  
42.06N 90.67W ELEV. 769 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 61 79 60 79  
TEMP 85 76 68 65 62 61 70 78 79 72 66 64 62 61 70 75 76 70  
DEWPT 62 62 61 61 61 60 62 64 64 63 63 62 61 60 64 62 62 60  
RH 46 62 78 87 97 97 76 62 60 73 90 93 97 97 81 64 62 71  
WIND DIR S E E SE SE E SE S S SE SE E SE S S SW SW SE  
WIND SPD 5 3 4 4 4 3 5 6 6 3 2 2 2 2 3 5 5 2  
CLOUDS B1 B1 B1 B2 B2 B2 B1 B2 B1 B1 SC B1 B1 B1 B1 B1 B1 B1  
POP 12HR 40 60 30 60 40  
QPF 12HR 0 0.01 0.01 0.08 0.02  
RAIN SHWRS C S C C C C S S C L L L L C C C C S  
TSTMS S S S C S S C C C S S S S  
HEAT INDEX 86  
MAX HEAT 83 86  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 77 60 80 60 78 57 76  
TEMP 63 61 73 70 62 61 75 71 63 61 74 69 61 58 72 69  
DEWPT 59 60 64 63 61 60 66 65 62 60 64 62 59 56 60 58  
PWIND DIR SE SW S SW S NE NE NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC  
POP 12HR 40 40 50 30 30 30 20 20  
RAIN SHWRS S C C C C C S C C C S C S S S S  
TSTMS S C S S S C S C S S  
 
 
IAZ066-182100-  
CLINTON-CLINTON IA  
41.84N 90.34W ELEV. 708 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 88 60 81 60 81  
TEMP 88 79 70 66 62 60 71 80 81 75 67 64 63 61 70 77 78 72  
DEWPT 60 61 61 60 61 60 63 64 64 65 64 63 62 61 65 64 62 62  
RH 39 54 73 81 97100 76 58 56 71 90 97 97100 84 64 58 71  
WIND DIR S NE E SE NW E SE S SW E SE SE SE SE S SW S SE  
WIND SPD 4 4 5 5 5 4 5 6 6 3 3 3 2 3 4 5 5 3  
CLOUDS B1 SC B1 B1 B2 B2 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1  
POP 12HR 30 50 30 60 30  
QPF 12HR 0 0.01 0.02 0.17 0  
RAIN SHWRS S S S C C C S S S L L L L S S C C S  
TSTMS S S S S S S C C S S S S  
HEAT INDEX 88 81 83  
MAX HEAT 84 88 82 83  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 62 78 61 80 61 78 59 76  
TEMP 64 62 74 71 64 62 75 73 64 62 73 71 62 59 72 69  
DEWPT 61 61 66 64 63 62 67 66 64 62 66 63 60 58 63 60  
PWIND DIR SE SW S SW S E NE NE  
WIND CHAR LT LT LT LT LT LT LT GN  
AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC  
POP 12HR 40 50 50 30 30 30 20 20  
RAIN SHWRS S C C C C C C C C C S C S S S S  
TSTMS S C S S C C S C S S  
 
 
ILZ009-182100-  
STERLING-WHITESIDE IL  
41.75N 89.67W ELEV. 648 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 90 61 84 61 81  
TEMP 90 81 69 66 62 61 73 83 84 75 68 65 63 62 72 78 79 73  
DEWPT 59 60 60 58 59 59 63 62 63 65 65 65 63 62 68 65 64 63  
RH 35 49 73 75 90 93 71 49 49 71 90100100100 87 64 60 71  
WIND DIR E E E E E E SE S S E SE SE SE SE S S S E  
WIND SPD 3 4 5 5 3 3 4 5 5 2 2 2 2 2 3 4 4 2  
CLOUDS SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1  
POP 12HR 10 30 20 70 40  
QPF 12HR 0 0 0.01 0.12 0.02  
RAIN SHWRS S S S S S S L L L L C C C C S  
TSTMS S S S S C C S S S C S  
HEAT INDEX 82 84 85  
MAX HEAT 86 90 84 85  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 78 61 80 61 78 58 77  
TEMP 64 62 76 71 64 63 76 73 64 62 74 70 62 59 74 70  
DEWPT 63 62 67 66 64 63 68 67 64 62 68 65 61 59 64 62  
PWIND DIR SE S S SW S E NE NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B2 B2 B1 B1 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 40 50 60 40 40 30 20 20  
RAIN SHWRS S C C C C L C C C C C C S S S S  
TSTMS S C C S C C C S  
 
 
IAZ068-182100-  
DAVENPORT-SCOTT IA  
41.62N 90.58W ELEV. 753 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 87 61 82 61 80  
TEMP 87 79 70 66 63 61 72 79 82 74 67 64 63 61 71 76 78 72  
DEWPT 60 60 60 60 61 61 63 63 64 63 64 63 62 61 64 62 61 61  
RH 40 52 71 81 93100 73 58 55 69 90 97 97100 79 62 56 68  
WIND DIR S E E E NW E S S S E SE SE SE S S SW SW SE  
WIND SPD 5 4 5 5 5 4 5 8 6 4 3 3 3 3 4 5 5 4  
CLOUDS B1 SC B1 B2 B2 B2 B1 B1 B1 SC SC SC B1 B1 SC B1 SC B1  
POP 12HR 30 60 30 60 30  
QPF 12HR 0 0.01 0.01 0.15 0  
RAIN SHWRS C S S C C C S S S L L L L S S C C S  
TSTMS S S S S S C S S S S S  
HEAT INDEX 87 83  
MAX HEAT 85 88 83  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 62 77 62 80 61 77 59 76  
TEMP 65 63 74 71 64 63 76 72 64 63 73 70 62 60 72 69  
DEWPT 61 62 65 63 63 63 67 66 64 62 65 63 61 59 61 59  
PWIND DIR S SW S SW S NE NE NE  
WIND CHAR LT LT LT LT LT LT LT GN  
AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC  
POP 12HR 40 50 50 30 40 30 20 20  
RAIN SHWRS S C C C C C C C C C S C S S S S  
TSTMS S C S S C C S C S S  
 
 
ILZ015-182100-  
MOLINE-ROCK ISLAND IL  
41.46N 90.52W ELEV. 590 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 89 62 83 62 82  
TEMP 89 81 71 67 64 62 73 82 83 75 68 66 64 62 72 78 79 74  
DEWPT 60 61 61 61 62 62 64 64 65 65 65 64 63 62 66 64 62 62  
RH 38 51 71 81 93100 73 55 55 71 90 93 97100 81 62 56 66  
WIND DIR S E E SE NW SE S SW SW E SE SE SE S S SW SW SE  
WIND SPD 5 4 4 4 3 2 4 6 6 4 2 2 2 2 3 5 5 3  
CLOUDS B1 SC B1 B2 B2 B2 B1 B1 B1 SC SC SC B1 B1 SC B1 SC B1  
POP 12HR 30 50 30 60 30  
QPF 12HR 0 0.01 0 0.17 0  
RAIN SHWRS S S S C C C S S S L L L L S S C C S  
TSTMS S S S S C S S S S S  
HEAT INDEX 89 82 83 85  
MAX HEAT 86 89 83 85  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 63 79 63 81 63 77 60 77  
TEMP 66 64 75 73 66 64 76 74 66 64 74 71 63 60 73 70  
DEWPT 62 62 66 65 65 64 69 67 65 64 68 64 62 60 63 61  
PWIND DIR SE SW S SW S E NE NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC  
POP 12HR 40 50 60 30 40 30 20 20  
RAIN SHWRS S C C C L C C C C C S C S S S S  
TSTMS S C C S C C S C S S  
 
 
ILZ017-182100-  
PRINCETON-BUREAU IL  
41.37N 89.47W ELEV. 662 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 90 62 86 61 82  
TEMP 90 82 72 67 64 62 75 85 86 76 68 65 63 62 72 78 80 74  
DEWPT 56 58 57 57 57 57 61 61 61 62 63 63 62 62 65 63 61 62  
RH 32 44 59 70 78 84 62 45 43 62 84 93 97100 79 60 52 66  
WIND DIR E E E E S E S S SW N SE SE SW SE S S S SE  
WIND SPD 3 4 5 6 4 2 4 5 6 3 3 2 2 2 3 5 5 2  
CLOUDS SC FW SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 SC B1 B1 B1  
POP 12HR 5 20 20 70 30  
QPF 12HR 0 0 0 0.24 0.01  
RAIN SHWRS S S S S S L L L L C C C C C  
TSTMS S S C C C S S S C S  
HEAT INDEX 82 85 86 81  
MAX HEAT 86 89 85 86 81  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 62 79 62 81 61 78 60 77  
TEMP 64 62 76 71 64 62 77 73 63 62 74 70 62 60 74 70  
DEWPT 61 60 65 64 63 62 67 65 63 62 66 64 61 59 63 60  
PWIND DIR SE SW S SW S SE NE NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B2 B2 B1 B2 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 40 50 60 40 40 30 20 20  
RAIN SHWRS C C C C L L C C C C S C S S S S  
TSTMS S C C C C C C S  
 
 
IAZ087-182100-  
FAIRFIELD-JEFFERSON IA  
41.05N 91.97W ELEV. 799 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 83 62 77 59 77  
TEMP 83 77 69 65 63 63 69 75 77 73 66 63 61 60 70 75 75 72  
DEWPT 66 66 66 65 63 63 67 66 64 65 64 63 61 60 64 63 63 64  
RH 57 69 90100100100 93 74 64 76 93100100100 81 66 66 76  
WIND DIR SE E SW SW S S S SW SW SW SW W W SW S S S S  
WIND SPD 5 3 4 5 4 3 5 8 8 3 3 2 2 2 3 5 5 3  
CLOUDS B1 B1 B2 B2 B2 B2 B1 SC SC SC SC SC SC B1 SC SC SC SC  
POP 12HR 30 70 20 20 20  
QPF 12HR 0 0.16 0.03 0 0  
RAIN SHWRS S S C L C S S S S S S S S S S S S  
TSTMS S S C C S S S S S  
HEAT INDEX 85  
MAX HEAT 83 85  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 76 61 80 61 75 58 75  
TEMP 64 62 74 71 65 63 76 73 66 63 73 69 62 59 72 69  
DEWPT 63 62 66 66 65 63 68 69 65 63 66 64 61 59 63 62  
PWIND DIR S S S SW SE NE NE NE  
WIND CHAR LT LT LT LT LT LT LT GN  
AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC SC  
POP 12HR 40 50 50 30 40 40 20 20  
RAIN SHWRS S C C C C C C C C C C C S S S S  
TSTMS S C S S C C C C C  
 
 
IAZ089-182100-  
BURLINGTON-DES MOINES IA  
40.79N 91.12W ELEV. 698 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 86 64 82 62 80  
TEMP 86 80 71 68 67 64 73 81 82 75 68 65 64 63 72 78 80 74  
DEWPT 61 63 63 63 63 63 66 66 64 64 64 63 63 62 65 63 62 63  
RH 43 56 76 84 87 97 79 60 55 69 87 93 97 97 79 60 54 69  
WIND DIR SE NE W W E S S SW SW SW S SW N SE S SW SW S  
WIND SPD 5 4 5 5 3 3 5 8 6 3 2 2 2 2 3 5 5 2  
CLOUDS B1 B1 B1 B2 OV B2 B1 SC SC SC FW SC SC SC SC SC SC B1  
POP 12HR 40 60 20 30 20  
QPF 12HR 0 0.07 0.03 0.01 0  
RAIN SHWRS S S C L L S S S S C C C C S S S  
TSTMS S S S C S S S S  
HEAT INDEX 86 80 83 83 80  
MAX HEAT 84 86 83 83 81  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 64 79 63 80 63 77 60 76  
TEMP 66 64 76 73 66 64 77 74 66 64 74 70 63 61 73 70  
DEWPT 63 62 67 66 65 64 68 68 66 64 67 65 62 60 63 62  
PWIND DIR S SW S SW SE E NE NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 SC  
POP 12HR 40 50 60 30 30 40 20 20  
RAIN SHWRS S C C C L C C C C C C C S S S S  
TSTMS S C S S C C S C S  
 
 
MOZ009-182100-  
MEMPHIS-SCOTLAND MO  
40.46N 92.17W ELEV. 813 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 83 61 81 58 79  
TEMP 83 75 66 63 62 61 69 79 81 74 65 62 60 59 71 77 78 74  
DEWPT 66 67 66 63 62 61 67 66 65 66 64 62 60 59 66 66 67 67  
RH 57 76100100100100 93 64 58 76 97100100100 84 69 69 79  
WIND DIR E N SW S S S SW SW SW SW W W NW NW S S S S  
WIND SPD 4 2 3 3 2 2 4 6 6 2 2 1 1 1 2 4 3 2  
CLOUDS B1 B2 OV OV B2 B2 B1 SC SC SC FW SC SC B1 SC SC SC B1  
POP 12HR 20 70 10 20 20  
QPF 12HR 0.07 0.42 0 0 0  
RAIN SHWRS S S C L C S S S S S  
TSTMS S S C C S  
HEAT INDEX 85 83  
MAX HEAT 83 85 83  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 77 61 80 61 74 58 74  
TEMP 64 62 76 72 65 63 77 73 66 63 73 69 61 59 72 68  
DEWPT 64 62 69 69 65 63 72 73 65 63 70 69 61 59 65 65  
PWIND DIR S SW S SW S NE NE NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC SC  
POP 12HR 40 60 50 30 40 40 20 20  
RAIN SHWRS S C C L C C C C C C C C S S S S  
TSTMS S C S S C C S C S S  
 
 
IAZ099-182100-  
KEOKUK-LEE IA  
40.47N 91.43W ELEV. 671 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 86 65 80 61 81  
TEMP 86 80 70 69 67 65 71 78 80 74 68 65 63 62 72 78 80 74  
DEWPT 62 64 64 65 64 63 66 66 64 66 64 63 62 62 64 63 62 65  
RH 45 58 81 87 90 93 84 67 58 76 87 93 97100 76 60 54 74  
WIND DIR SE NE W SW S S S SW SW SW SW SW W E S SW SW S  
WIND SPD 5 3 5 5 3 3 5 6 6 3 2 2 2 2 2 4 4 2  
CLOUDS B1 B1 B2 OV B2 B2 B1 B1 SC FW SC FW SC B1 SC B1 SC B1  
POP 12HR 30 70 20 30 20  
QPF 12HR 0 0.15 0.04 0 0  
RAIN SHWRS S S C L C S S S C C C C S S S  
TSTMS S S C C S S S  
HEAT INDEX 87 82 82 81  
MAX HEAT 85 87 83 81  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 63 79 63 81 64 76 60 76  
TEMP 66 64 76 73 66 64 77 73 66 64 74 69 62 61 72 69  
DEWPT 63 63 68 67 66 64 68 70 66 64 67 67 62 60 63 63  
PWIND DIR S SW SW SW S E NE NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B2 B2 B1 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC  
POP 12HR 40 60 60 30 40 40 30 20  
RAIN SHWRS S C C L L C C C C C C C C C S S  
TSTMS S C S S C C S C S S  
 
 
ILZ035-182100-  
MACOMB-MCDONOUGH IL  
40.52N 90.65W ELEV. 707 FT  
157 PM CDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
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 88 62 83 60 82  
TEMP 88 80 69 66 63 62 73 82 83 75 66 64 63 61 72 80 81 75  
DEWPT 58 60 60 61 62 62 66 66 65 66 65 63 62 61 66 64 63 64  
RH 36 51 73 84 97100 79 58 55 74 97 97 97100 81 58 54 69  
WIND DIR E NE W W N S S SW SW SW SE W E E S SW SW S  
WIND SPD 4 4 4 6 3 3 4 6 6 2 2 2 2 2 2 4 4 2  
CLOUDS SC SC B1 B2 OV B2 B1 B1 B1 FW SC SC B1 B1 SC SC SC SC  
POP 12HR 20 50 30 40 20  
QPF 12HR 0 0.05 0 0.02 0  
RAIN SHWRS S S C C C S S S C C C C S S S S S  
TSTMS S S S S S S  
HEAT INDEX 81 83 84 82 82  
MAX HEAT 85 87 84 85 82 83  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 62 80 62 81 61 77 58 76  
TEMP 65 63 76 73 66 64 78 74 66 64 75 70 62 60 73 69  
DEWPT 63 62 68 68 65 64 69 70 65 63 68 68 62 60 65 64  
PWIND DIR S SW S SW S SE NE NE  
WIND CHAR LT LT LT LT LT LT LT GN  
AVG CLOUDS B1 B2 B2 B1 B1 B2 B1 B1 B1 B2 B2 B1 B1 B2 B1 B1  
POP 12HR 40 50 60 30 30 30 30 20  
RAIN SHWRS S C C C L L C C C C C C C S S S  
TSTMS S C S S C C S S S  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IA Page
The Nexlab MO Page
Main Text Page