946  
FOHW50 PHFO 170138  
PFMHFO  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE HONOLULU HI  
337 PM HST TUE SEP 16 2025  
 
HIZ030-171400-  
LIHUE-KAUAI HI  
21.98N 159.34W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 76 86 77 86 77  
TEMP 83 77 77 76 76 77 85 86 83 78 78 77 77 78 85 86 83 78 78 77 77 78  
DEWPT 66 68 68 68 67 67 69 70 67 68 70 69 67 67 69 68 68 70 70 70 71 69  
RH 57 74 74 76 74 71 59 59 59 71 76 76 71 69 59 55 61 76 76 79 82 74  
WIND DIR NE NE NE E NE NE NE NE E E E E E E E E E E E E NE NE  
WIND SPD 12 12 11 11 10 11 13 12 12 12 12 12 13 13 14 14 13 13 12 12 13 13  
CLOUDS SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B2 B2 B2  
POP 12HR 70 70 50 50 50  
QPF 12HR 0.06 0.04 0.04 0.01 0.06  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L L L L L L C C C C C C C C S S C C C C C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 86 77 86 77 86 76 86 75 86  
TEMP 86 78 77 78 86 78 77 78 86 77 76 77 86 76 75 76 86 76  
DEWPT 67 71 70 69 70 69 69 70 70 70 69 70 69 70 69 68 64 67  
PWIND DIR NE NE NE E E E NE NE E  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS B1 B1 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC B1 B1 B1 SC  
POP 12HR 50 60 60 50 50 40 40 40 40  
RAIN SHWRS C C L L L C C C C C C C C C C C C S  
 
 
HIZ003-171400-  
WAIMEA-KAUAI HI  
21.95N 159.66W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 74 92 75 92 75  
TEMP 85 75 75 74 74 76 90 92 86 76 76 75 75 77 90 92 86 76 76 75 75 77  
DEWPT 66 67 67 67 66 65 67 68 68 68 68 68 68 65 67 68 67 69 69 69 69 69  
RH 53 76 76 79 76 69 47 46 55 76 76 79 79 67 47 46 53 79 79 82 82 76  
WIND DIR E E NE NE NE E E E E E E E E E E E E E E E E E  
WIND SPD 10 8 5 5 4 8 12 10 9 9 8 8 9 9 10 10 9 9 6 6 6 6  
CLOUDS CL SC SC SC SC FW FW FW FW FW FW FW FW FW FW SC SC FW FW SC SC FW  
POP 12HR 20 10 5 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
HEAT INDEX 96 96  
MAX HEAT 96 96 96 96  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 92 75 92 75 91 74 91 74 91  
TEMP 92 76 75 77 92 76 75 77 91 75 74 76 91 75 74 76 91 75  
DEWPT 66 70 70 68 70 69 68 69 69 69 69 68 69 69 68 67 65 66  
PWIND DIR E NE E E E E E E E  
WIND CHAR LT LT GN GN GN GN LT GN GN  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW  
POP 12HR 20 30 20 10 20 10 10 10 10  
RAIN SHWRS S C C S S S S  
 
 
HIZ031-171400-  
POIPU-KAUAI HI  
21.88N 159.45W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 75 88 75 88 76  
TEMP 83 76 76 75 75 77 86 88 83 76 76 75 75 77 86 88 84 77 77 76 76 78  
DEWPT 65 68 68 68 66 66 68 69 67 68 69 68 67 66 67 68 67 70 70 69 70 69  
RH 55 76 76 79 74 69 55 54 59 76 79 79 76 69 53 52 57 79 79 79 82 74  
WIND DIR NE NE NE NE NE NE E E NE NE E E E E E E E E NE NE NE NE  
WIND SPD 12 11 11 10 10 12 14 14 13 13 12 12 13 13 16 16 13 13 12 12 13 13  
CLOUDS SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 SC SC B1 B1 B1 B1 B2  
POP 12HR 70 70 50 50 60  
QPF 12HR 0.07 0.03 0.02 0.01 0.05  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L L L L L L C C C C C C C C S S C C C C L  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 88 76 88 75 88 75 87 75 88  
TEMP 88 77 76 78 88 76 75 77 88 76 75 77 87 76 75 77 88 76  
DEWPT 65 70 70 68 69 68 69 69 69 69 69 69 69 69 69 68 63 67  
PWIND DIR NE NE NE NE E NE NE NE NE  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 SC  
POP 12HR 60 70 70 50 50 50 50 50 50  
RAIN SHWRS L C L L L C C C C C C C C C C C C C  
 
 
HIZ029-171400-  
PRINCEVILLE-KAUAI HI  
22.21N 159.47W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 72 83 72 84 73  
TEMP 79 73 73 72 72 73 82 83 79 73 73 72 72 74 82 84 80 74 74 73 73 74  
DEWPT 65 67 67 67 66 66 68 69 67 68 69 68 67 65 67 68 67 69 70 70 70 68  
RH 62 81 81 84 81 79 63 63 67 84 87 87 84 74 61 59 65 84 87 90 90 82  
WIND DIR E SE SE SE SE E E E E E E E E E E E E E E E E E  
WIND SPD 9 5 5 6 4 8 10 11 11 11 10 10 12 12 13 13 11 11 11 11 11 11  
CLOUDS SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC B1 B1 SC SC B1 B1 B2 B2 B2  
POP 12HR 60 50 40 40 60  
QPF 12HR 0.08 0.03 0.03 0.01 0.08  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L L L L C C C C C C S S C C S S C C L L C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 84 72 84 72 83 72 83 71 83  
TEMP 84 73 72 74 84 73 72 73 83 73 72 73 83 72 71 73 83 72  
DEWPT 65 70 70 68 69 68 69 69 69 69 69 69 69 69 68 68 63 67  
PWIND DIR E E E E E E E E E  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS B1 B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 SC B1 B1 B1 SC  
POP 12HR 60 70 60 50 50 50 40 50 40  
RAIN SHWRS C L L L L C C C C C C C C C C C C C  
 
 
HIZ030-171400-  
KAPAA-KAUAI HI  
22.09N 159.32W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 75 86 76 86 76  
TEMP 82 76 76 75 75 76 85 86 83 77 77 76 76 77 85 86 83 77 77 76 76 77  
DEWPT 66 68 68 68 67 68 69 70 67 69 70 69 67 67 69 69 69 70 71 70 71 69  
RH 58 76 76 79 76 76 59 59 59 76 79 79 74 71 59 57 63 79 82 82 85 76  
WIND DIR NE NE NE E E E E E E E E E E E E E E E E E E E  
WIND SPD 11 10 9 10 9 10 12 11 12 12 12 12 13 13 14 14 13 13 12 12 13 13  
CLOUDS SC B2 B2 B2 B2 B1 B1 SC SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2  
POP 12HR 60 50 50 50 50  
QPF 12HR 0.05 0.02 0.03 0.01 0.04  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L L C C C C C C C C C C C C S S C C C C C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 86 76 86 76 86 76 86 75 86  
TEMP 86 77 76 77 86 77 76 77 86 77 76 77 86 76 75 76 86 76  
DEWPT 67 71 70 69 70 69 70 70 70 70 69 70 70 70 69 68 65 67  
PWIND DIR E NE E E E E E E E  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 SC  
POP 12HR 50 60 60 50 50 40 40 40 40  
RAIN SHWRS C C L L L C C C C C C C C C C C C C  
 
 
HIZ033-171400-  
HONOLULU-HONOLULU HI  
21.32N 157.94W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 76 89 77 89 77  
TEMP 84 77 77 76 76 78 87 89 85 78 78 77 77 79 87 89 85 78 78 77 77 79  
DEWPT 69 69 69 69 69 69 68 67 69 70 70 67 68 67 67 69 71 71 71 69 71 68  
RH 61 76 76 79 79 74 53 48 59 76 76 71 74 67 52 52 63 79 79 76 82 69  
WIND DIR NE E E E NE E E E E E E E E E E E E E NE NE NE NE  
WIND SPD 18 14 12 10 8 12 14 16 16 16 14 14 16 16 18 18 14 14 12 12 14 14  
CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC  
POP 12HR 10 5 10 10 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 89 77 89 77 88 77 88 75 88  
TEMP 89 78 77 79 89 78 77 78 88 78 77 78 88 76 75 77 88 77  
DEWPT 70 72 71 71 70 70 69 69 66 70 70 70 69 71 70 69 65 68  
PWIND DIR NE NE NE E E E E NE E  
WIND CHAR BZ GN BZ GN BZ BZ GN GN BZ  
AVG CLOUDS SC SC B1 B1 B1 SC B1 B1 SC SC SC SC SC FW FW SC SC FW  
POP 12HR 30 50 30 30 20 20 20 20 20  
RAIN SHWRS S C C C C S C C S S S S S S S S  
 
 
HIZ009-171400-  
KANEOHE-HONOLULU HI  
21.45N 157.77W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 77 85 77 85 77  
TEMP 82 78 78 77 77 78 84 85 82 78 78 77 77 78 84 85 82 78 78 77 77 78  
DEWPT 70 70 69 69 70 69 68 68 70 70 70 67 68 67 68 70 71 71 72 70 72 68  
RH 67 76 74 76 79 74 59 57 67 76 76 71 74 69 59 61 69 79 82 79 85 71  
WIND DIR NE E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 17 16 13 13 14 12 14 16 16 16 16 16 16 16 16 16 14 14 14 14 14 14  
CLOUDS B1 SC SC B2 B2 B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC B1 B1 B2 B2 B2  
POP 12HR 60 40 50 50 50  
QPF 12HR 0.03 0.01 0.01 0.01 0.03  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C L L C C S S S S C C C C S S S S C C C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 85 78 85 77 85 77 85 77 84  
TEMP 85 79 78 79 85 78 77 78 85 78 77 78 85 78 77 78 84 77  
DEWPT 71 72 71 71 71 71 69 70 68 70 71 70 70 71 70 69 66 68  
PWIND DIR NE NE E E E E E E E  
WIND CHAR GN GN GN GN BZ BZ GN GN BZ  
AVG CLOUDS B1 B1 B2 B2 B2 B1 B1 B2 B1 SC B1 B1 B1 SC SC B1 B1 SC  
POP 12HR 50 70 60 50 50 40 40 50 50  
RAIN SHWRS C C L L L C C C C C C C C S C C C S  
 
 
HIZ006-171400-  
MAKAHA-HONOLULU HI  
21.46N 158.20W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 77 89 77 89 77  
TEMP 84 78 78 77 77 78 88 89 85 78 78 77 77 79 88 89 85 78 78 77 77 79  
DEWPT 69 69 69 69 68 69 69 66 69 70 69 67 67 67 66 68 70 70 71 69 71 68  
RH 61 74 74 76 74 74 54 47 59 76 74 71 71 67 48 50 61 76 79 76 82 69  
WIND DIR NE E E E NE E E E E E E E E E E E E E NE NE NE NE  
WIND SPD 12 5 5 3 2 4 11 13 10 10 9 9 10 10 12 12 10 10 9 9 9 9  
CLOUDS FW SC SC SC SC FW FW FW FW FW FW FW FW SC SC SC SC FW FW SC SC SC  
POP 12HR 20 5 5 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 89 78 89 78 89 77 88 76 88  
TEMP 89 79 78 80 89 79 78 79 89 78 77 79 88 77 76 77 88 77  
DEWPT 69 72 70 71 70 69 68 69 67 70 70 69 69 70 69 68 65 68  
PWIND DIR NE NE NE E E E E E NE  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS SC SC B1 B1 SC SC SC SC SC SC FW FW FW FW FW FW FW FW  
POP 12HR 30 40 20 20 20 10 10 10 10  
RAIN SHWRS C C C S S S S S S  
 
 
HIZ010-171400-  
WAHIAWA-HONOLULU HI  
21.51N 158.06W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 70 84 72 85 71  
TEMP 79 71 71 70 70 72 82 84 80 73 73 72 72 74 83 85 80 72 72 71 71 73  
DEWPT 67 67 67 67 67 68 67 64 67 68 67 65 65 64 64 66 68 68 69 67 67 66  
RH 67 87 87 90 90 87 61 51 65 84 81 79 79 71 53 53 67 87 90 87 87 79  
WIND DIR NE E E E N E E E E E E E E E E E E E E E NE NE  
WIND SPD 14 12 11 8 4 11 14 16 12 12 12 12 13 13 16 16 12 12 11 11 12 12  
CLOUDS SC B1 B1 B1 B1 FW FW FW FW FW FW SC SC B1 B1 SC SC SC SC B1 B1 B1  
POP 12HR 40 10 20 20 30  
QPF 12HR 0.03 0 0 0.01 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C C S S S S S S C C C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 85 72 85 71 85 71 84 69 84  
TEMP 85 73 72 74 85 72 71 73 85 72 71 73 84 70 69 71 84 71  
DEWPT 68 70 68 69 68 67 66 67 64 68 68 67 67 68 67 66 62 66  
PWIND DIR NE NE E E E E E E E  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS SC SC B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC  
POP 12HR 50 50 40 30 30 30 20 30 20  
RAIN SHWRS C C C C C C C C C C C C S S C C S S  
 
 
HIZ041-171400-  
MOLOKAI AIRPORT-MAUI HI  
21.15N 157.10W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 73 88 73 88 73  
TEMP 82 74 74 73 73 75 86 88 83 74 74 73 73 75 86 88 83 74 74 73 73 75  
DEWPT 69 69 68 70 68 67 67 69 70 68 68 67 68 66 68 70 71 71 71 69 69 68  
RH 65 84 82 90 84 76 53 54 65 82 82 81 84 74 55 55 67 90 90 87 87 79  
WIND DIR NE NE NE NE NE E E NE E E E E E E E E E E E E E E  
WIND SPD 14 13 12 12 10 11 13 17 16 16 14 14 16 16 17 17 16 16 13 13 14 14  
WIND GUST 27  
CLOUDS FW CL CL FW FW FW FW FW FW CL CL FW FW SC SC SC SC FW FW SC SC SC  
POP 12HR 5 5 10 10 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 88 74 88 73 88 72 87 72 87  
TEMP 88 75 74 76 88 74 73 75 88 73 72 74 87 73 72 74 87 72  
DEWPT 71 72 71 71 71 71 69 68 70 70 69 69 69 70 70 68 66 69  
PWIND DIR E E E E E E E E E  
WIND CHAR BZ GN BZ GN BZ GN GN GN BZ  
AVG CLOUDS SC SC SC B1 B1 B1 B1 SC SC SC FW FW SC FW FW SC SC FW  
POP 12HR 20 20 20 20 20 10 10 20 20  
RAIN SHWRS S S S S S S S S S S  
 
 
HIZ015-171400-  
LANAI AIRPORT-MAUI HI  
20.78N 156.95W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 67 82 67 82 68  
TEMP 77 68 68 67 67 69 80 82 77 68 68 67 67 69 80 82 77 69 69 68 68 70  
DEWPT 68 66 65 66 65 65 64 66 67 67 66 66 65 65 65 66 68 69 68 68 66 66  
RH 74 93 90 97 93 87 58 58 71 97 93 97 93 87 60 58 74100 97100 93 87  
WIND DIR E NE NE NE NE NE S NE NE NE NE NE NE NE E E NE NE NE NE NE NE  
WIND SPD 6 9 9 9 5 1 2 1 3 3 4 4 5 5 3 3 5 5 8 8 6 6  
CLOUDS SC FW FW CL CL FW FW FW FW FW FW FW FW FW FW SC SC SC SC FW FW FW  
POP 12HR 5 10 0 5 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 82 69 83 68 82 68 82 67 82  
TEMP 82 70 69 71 83 69 68 70 82 69 68 70 82 68 67 69 82 67  
DEWPT 67 69 69 69 69 69 67 67 67 68 68 67 67 68 67 67 65 65  
PWIND DIR E NE E NE E E NE NE E  
WIND CHAR LT GN LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC B1 B1 SC FW SC FW FW FW SC FW FW FW SC  
POP 12HR 20 30 20 10 20 10 5 5 5  
RAIN SHWRS S C C S S S S  
 
 
HIZ045-171400-  
KAHULUI-MAUI HI  
20.89N 156.43W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 72 89 72 90 72  
TEMP 82 73 73 72 72 74 87 89 83 73 73 72 72 74 88 90 84 73 73 72 72 74  
DEWPT 68 66 67 68 66 64 66 68 69 68 66 65 66 64 67 68 69 69 70 69 68 66  
RH 63 79 81 87 81 71 50 50 63 84 79 79 81 71 50 49 61 87 90 90 87 76  
WIND DIR NE NE NE NE NE NE E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE  
WIND SPD 19 16 14 12 12 16 18 20 13 13 12 12 12 12 14 14 12 12 11 11 11 11  
CLOUDS FW CL CL CL CL FW FW FW FW CL CL FW FW SC SC SC SC SC SC SC SC SC  
POP 12HR 0 0 10 10 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 89 73 90 72 89 72 89 70 89  
TEMP 89 74 73 75 90 73 72 74 89 73 72 74 89 71 70 72 89 71  
DEWPT 69 70 70 70 70 69 68 67 68 69 67 66 68 68 69 67 63 66  
PWIND DIR NE NE NE NE NE NE NE NE NE  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC FW FW FW SC SC FW  
POP 12HR 40 40 20 20 20 10 10 20 20  
RAIN SHWRS S C C C S S S S S  
 
 
HIZ047-171400-  
HANA-MAUI HI  
20.79N 156.02W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 73 85 73 86 73  
TEMP 81 74 74 73 73 75 83 85 81 74 74 73 73 75 84 86 81 74 74 73 73 75  
DEWPT 68 67 68 67 66 67 69 69 68 67 66 67 66 66 69 69 70 70 70 70 68 67  
RH 65 79 82 81 79 76 63 59 65 79 76 81 79 74 61 57 69 87 87 90 84 76  
WIND DIR E E SE SE E E E E E E E E E E E E E E E E E E  
WIND SPD 8 8 8 5 9 12 12 10 12 12 12 12 12 12 10 10 8 8 9 9 9 9  
CLOUDS B2 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B2 B2 B2  
POP 12HR 50 50 50 50 50  
QPF 12HR 0.02 0.05 0.05 0.03 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS L C C C C C C C C C C C C C C S S C C C C C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 85 73 86 73 85 72 85 72 85  
TEMP 85 74 73 75 86 74 73 75 85 73 72 74 85 73 72 74 85 73  
DEWPT 70 70 71 71 70 70 69 69 69 69 68 68 69 69 69 68 64 67  
PWIND DIR NE E E E E E E E E  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC B1 B1 B1 SC  
POP 12HR 50 60 60 60 50 40 40 50 50  
RAIN SHWRS C C L L L C L L C C C C C C C C C C  
 
 
HIZ018-171400-  
KAPALUA-MAUI HI  
20.96N 156.67W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 73 85 73 86 74  
TEMP 81 74 74 73 73 75 83 85 81 74 74 73 73 75 84 86 82 75 75 74 74 76  
DEWPT 68 67 67 69 67 65 67 69 69 68 66 66 67 65 68 70 70 70 71 70 69 67  
RH 65 79 79 87 81 71 59 59 67 82 76 79 81 71 59 59 67 84 87 87 84 74  
WIND DIR E E E E E E E E E E E E E E NE NE E E E E NE NE  
WIND SPD 17 17 17 14 13 14 14 18 14 14 13 13 14 14 16 16 13 13 13 13 13 13  
CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC  
POP 12HR 10 10 20 20 20  
QPF 12HR 0 0 0 0.01 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 86 75 86 74 86 74 86 73 85  
TEMP 86 76 75 76 86 75 74 76 86 75 74 76 86 74 73 75 85 73  
DEWPT 70 72 71 70 70 70 69 68 69 70 68 68 69 69 69 68 64 68  
PWIND DIR NE E NE E E E NE E NE  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC  
POP 12HR 40 40 30 20 20 20 20 20 20  
RAIN SHWRS S C C C C S S S S S S S S S S S S S  
 
 
HIZ022-171400-  
HALEAKALA RANGER STATION-MAUI HI  
20.77N 156.24W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 49 66 49 65 50  
TEMP 58 50 50 49 49 51 64 66 60 50 50 49 49 51 63 65 60 51 51 50 50 52  
DEWPT 47 34 39 38 34 27 41 49 48 37 27 34 28 25 38 46 50 49 47 43 36 37  
RH 67 54 66 66 56 39 43 54 64 61 41 56 44 36 39 50 69 93 86 77 58 56  
WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE E E  
WIND SPD 11 13 14 13 13 12 10 10 12 12 13 13 17 17 14 14 16 16 16 16 19 19  
CLOUDS SC SC SC FW FW SC SC FW FW FW FW FW FW SC SC SC SC B1 B1 B1 B1 SC  
POP 12HR 20 10 20 30 30  
QPF 12HR 0 0 0 0.01 0.03  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S C C C C C C C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 66 51 65 50 65 49 64 49 64  
TEMP 66 52 51 53 65 51 50 52 65 50 49 51 64 50 49 51 64 49  
DEWPT 48 46 49 51 52 48 44 40 48 46 45 44 49 46 47 46 31 30  
PWIND DIR E E E E E SE SE SE E  
WIND CHAR BZ BZ GN BZ BZ GN GN LT GN  
AVG CLOUDS SC B1 B1 B1 B1 B1 B2 B1 SC SC SC SC SC SC SC SC SC SC  
POP 12HR 30 40 40 30 30 30 30 30 30  
RAIN SHWRS S S C C C C C C S S C C C S C C S S  
 
 
HIZ022-171400-  
HALEAKALA SUMMIT-MAUI HI  
20.71N 156.25W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 48 67 49 67 48  
TEMP 59 49 49 48 48 50 64 67 60 49 49 49 49 51 64 67 60 49 49 48 48 50  
DEWPT 21 13 17 17 15 11 16 28 24 16 11 11 9 7 14 24 34 40 39 28 26 22  
RH 23 23 28 29 26 20 15 23 25 26 21 21 19 16 14 19 37 71 68 46 42 33  
WIND DIR E E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 10 12 13 13 13 13 12 13 17 17 18 18 19 19 20 20 25 25 24 24 27 27  
CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC  
POP 12HR 10 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 66 49 67 48 65 48 65 47 65  
TEMP 66 50 49 51 67 49 48 50 65 48 48 50 65 47 47 49 65 48  
DEWPT 37 38 44 44 43 37 35 25 38 39 39 39 42 37 43 36 7 10  
PWIND DIR E E E E E E E SE E  
WIND CHAR WY WY BZ BZ BZ BZ BZ GN BZ  
AVG CLOUDS SC SC SC SC SC B1 SC SC FW FW FW FW FW FW FW FW FW FW  
POP 12HR 0 0 5 0 5 0 0 0 0  
 
 
HIZ049-171400-  
MAKENA-MAUI HI  
20.66N 156.44W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 69 86 69 87 70  
TEMP 79 70 70 69 69 71 84 86 80 70 70 69 69 71 85 87 81 71 71 70 70 72  
DEWPT 68 66 66 67 65 63 65 66 69 67 65 65 65 63 65 67 69 69 69 69 67 65  
RH 69 87 87 93 87 76 53 51 69 90 84 87 87 76 51 52 67 93 93 97 90 79  
WIND DIR S NW E N N W W W NE NE NE NE NE NE NE NE NE NE NE NE NE NE  
WIND SPD 4 1 1 1 1 2 4 4 11 11 10 10 9 9 9 9 9 9 9 9 9 9  
CLOUDS FW FW FW FW FW CL CL FW FW FW FW FW FW FW FW B1 B1 SC SC FW FW FW  
POP 12HR 5 5 5 5 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 87 71 87 71 87 70 86 69 85  
TEMP 87 72 71 73 87 72 71 73 87 71 70 72 86 70 69 71 85 70  
DEWPT 67 69 68 69 69 69 68 67 67 68 67 65 67 68 68 67 64 65  
PWIND DIR NE NE NE NE NE NE NE NE NE  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS SC B1 SC SC SC B2 B1 SC FW SC FW FW FW SC FW FW FW SC  
POP 12HR 20 20 10 10 10 10 10 5 10  
RAIN SHWRS S S  
 
 
HIZ053-171400-  
HILO-HAWAII HI  
19.72N 155.05W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 70 84 70 85 71  
TEMP 79 71 71 70 70 72 82 84 79 71 71 70 70 72 83 85 80 72 72 71 71 73  
DEWPT 64 63 62 63 63 62 65 65 67 65 64 62 61 61 66 67 67 67 67 67 66 67  
RH 60 76 73 78 78 71 56 53 67 81 79 76 73 68 57 55 65 84 84 87 84 81  
WIND DIR NE N W W W NE E E SE SE SW SW S S E E NE NE NW NW N N  
WIND SPD 6 3 3 2 2 1 9 5 4 4 3 3 2 2 6 6 3 3 2 2 4 4  
CLOUDS SC B2 B2 B2 B2 B2 B2 SC SC B1 B1 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2  
POP 12HR 70 60 50 50 60  
QPF 12HR 0.05 0.02 0.02 0.01 0.05  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L L L L L L S S C C C C C C S S C C L L C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 86 71 86 70 85 70 84 70 84  
TEMP 86 72 71 73 86 71 70 72 85 71 70 72 84 71 70 72 84 70  
DEWPT 67 69 68 68 70 68 67 67 66 68 65 65 66 67 66 67 67 62  
PWIND DIR NE N E SE E S E E NE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B1 SC B1 B2 B1 B1  
POP 12HR 70 80 60 70 50 60 50 60 50  
RAIN SHWRS C L O O L L L L C C L L C C L L C C  
 
 
HIZ026-171400-  
KAILUA KONA-HAWAII HI  
19.74N 156.04W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 76 87 76 87 76  
TEMP 83 77 77 76 76 77 86 87 83 77 77 76 76 77 86 87 83 77 77 76 76 78  
DEWPT 66 66 66 65 66 63 63 66 66 68 68 69 67 65 66 67 68 69 69 69 69 67  
RH 57 69 69 69 71 62 46 50 57 74 74 79 74 67 51 52 61 76 76 79 79 69  
WIND DIR SW W SE SE SE S SW SW S S E E SW SW SW SW S S E E N N  
WIND SPD 6 4 3 4 4 4 9 9 5 5 1 1 1 1 5 5 3 3 1 1 1 1  
CLOUDS FW FW FW FW FW FW FW FW FW SC SC FW FW SC SC SC SC B1 B1 SC SC SC  
POP 12HR 10 10 10 5 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 88 77 88 76 87 75 87 75 86  
TEMP 88 78 77 78 88 77 76 77 87 76 75 77 87 76 75 76 86 77  
DEWPT 67 68 69 69 69 70 69 68 70 70 69 69 67 69 69 68 68 68  
PWIND DIR SW S SW W SW SW W S W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC B1 B1 B1 SC B1 B1 SC SC SC SC FW FW FW SC FW FW SC  
POP 12HR 20 20 20 20 20 20 10 10 10  
RAIN SHWRS S S S S S S S S S  
 
 
HIZ053-171400-  
HAWAII VOLCANOES NATIONAL PARK HEADQUARTERS-HAWAII HI  
19.43N 155.26W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 57 70 57 71 60  
TEMP 65 58 58 57 57 59 68 70 65 58 58 57 57 59 69 71 67 61 61 60 60 62  
DEWPT 58 53 47 51 52 54 56 60 59 58 56 51 46 49 56 56 57 59 58 54 51 57  
RH 78 83 67 80 83 83 65 71 81100 93 80 67 69 63 59 70 93 90 81 72 84  
WIND DIR NE N N N NE NE NE NE NE NE N N NE NE NE NE N N N N N N  
WIND SPD 23 20 19 20 20 18 17 18 10 10 9 9 10 10 11 11 10 10 9 9 11 11  
CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 20 20 20 30 30  
QPF 12HR 0.01 0.01 0.01 0.03 0.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S C C C C S  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 72 60 71 59 70 58 69 58 68  
TEMP 72 61 60 61 71 60 59 60 70 59 58 59 69 59 58 59 68 57  
DEWPT 54 60 57 59 62 60 59 59 56 59 53 55 56 59 57 58 61 55  
PWIND DIR NE N NE NE NE NE NE NE NE  
WIND CHAR GN GN GN GN GN LT GN GN GN  
AVG CLOUDS B1 B2 B2 B1 B2 B2 B2 B1 SC SC B1 SC SC SC SC SC SC SC  
POP 12HR 50 50 40 40 30 30 30 30 30  
RAIN SHWRS C C C C C C C C C C C C S C C C S C  
 
 
HIZ028-171400-  
MAUNA LOA SLOPE OBSERVATORY-HAWAII HI  
19.54N 155.58W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 42 55 43 55 41  
TEMP 50 42 42 42 42 43 53 55 50 43 43 43 43 44 53 55 50 42 42 41 41 43  
DEWPT 23 18 14 12 7 7 9 21 18 12 6 5 4 3 6 16 17 10 19 22 15 13  
RH 34 37 31 29 23 22 17 26 28 28 21 20 19 18 15 21 27 26 39 46 34 29  
WIND DIR E SE SE SE SE E E E E E SE SE E E E E E E E E E E  
WIND SPD 8 9 9 9 11 12 10 11 11 11 9 9 11 11 11 11 14 14 17 17 20 20  
CLOUDS FW FW FW CL CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC  
POP 12HR 0 0 0 5 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
WIND CHILL 36 35 37 37 37 36 38 34 33 33 32 34  
MIN CHILL 36 36 35 36 36 36 34 33 32  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 54 43 55 42 54 42 53 41 53  
TEMP 54 44 43 45 55 43 42 44 54 43 42 43 53 42 41 43 53 42  
DEWPT 17 22 19 28 37 22 24 19 27 14 10 12 27 23 27 19 27 -9  
PWIND DIR E E NE E E E E NE NE  
WIND CHAR BZ WY BZ GN GN GN GN GN GN  
AVG CLOUDS SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW  
POP 12HR 10 5 20 10 5 5 5 5 5  
RAIN SHWRS S S  
 
 
HIZ026-171400-  
WAIKOLOA-HAWAII HI  
19.95N 155.79W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 69 87 69 88 70  
TEMP 81 70 70 69 69 71 85 87 81 70 70 69 69 71 86 88 82 71 71 70 70 72  
DEWPT 62 58 55 55 56 56 57 61 62 63 62 59 56 54 57 62 63 63 65 64 62 62  
RH 53 66 59 61 63 59 39 42 53 78 76 70 63 55 37 42 53 76 81 81 76 71  
WIND DIR NE E E E E E NE NE NE NE E E NE NE N N NE NE E E NE NE  
WIND SPD 13 21 20 19 17 13 12 12 4 4 5 5 4 4 5 5 4 4 5 5 6 6  
CLOUDS FW CL CL CL CL FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC  
POP 12HR 0 0 0 5 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 88 71 88 70 87 69 86 69 86  
TEMP 88 72 71 73 88 71 70 72 87 70 69 71 86 70 69 71 86 70  
DEWPT 61 65 64 64 66 66 65 63 64 64 61 61 63 64 63 62 64 60  
PWIND DIR NE NE NE NE NE E NE NE NE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC B1 SC SC SC B1 B1 SC FW SC FW FW FW FW FW FW FW SC  
POP 12HR 20 20 10 10 10 10 5 5 5  
RAIN SHWRS S S  
 
 
HIZ054-171400-  
HAWI-HAWAII HI  
20.24N 155.83W  
337 PM HST TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
HST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MIN/MAX 71 82 71 82 72  
TEMP 78 72 72 71 71 72 81 82 78 72 72 71 71 72 81 82 79 73 73 72 72 73  
DEWPT 67 66 66 66 66 66 66 68 67 68 66 65 66 66 68 70 70 70 70 70 69 69  
RH 69 81 81 84 84 81 60 63 69 87 81 81 84 81 65 67 74 90 90 93 90 87  
WIND DIR E E E E E E E E E E E E E E E E E E E E E E  
WIND SPD 25 25 25 23 21 24 25 26 19 19 19 19 20 20 19 19 18 18 17 17 18 18  
WIND GUST 35 35 35 34 35 37  
CLOUDS SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1  
POP 12HR 30 20 30 30 30  
QPF 12HR 0.01 0 0.01 0.01 0.07  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C S S S S S S C C S S C C C  
 
DATE 09/19 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
HST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06  
 
MAX/MIN 82 72 82 71 82 71 81 71 82  
TEMP 82 73 72 73 82 72 71 72 82 72 71 72 81 72 71 72 82 71  
DEWPT 69 71 70 70 71 70 69 69 69 70 68 68 68 69 69 69 68 66  
PWIND DIR E E E E E E E E E  
WIND CHAR BZ BZ BZ BZ BZ BZ BZ BZ BZ  
AVG CLOUDS B1 B1 B2 B2 B1 B1 B2 B1 SC SC SC B1 SC SC SC B1 SC SC  
POP 12HR 50 60 40 40 30 30 30 30 30  
RAIN SHWRS C C L L C C C C C C C C C S C C C S  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab HI Page
Main Text Page