![]() Island View Radar Image
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Weather For Kahului, HI
![]() 81°F
Showers High 75°F Low 68°F
Showers High 77°F Low 55°F |
An upper level low continues to sit and spin about 200 mi SSE of South Point. This low has been responsible for destabilizing the airmass over the main Hawaiian islands, and the brisk background ESE flow has been bringing sufficient moisture to bring parts of the Big Island a much-needed soaking yesterday. The localized gusty trades are being caused by the tight pressure gradient to the SW of a sprawling high about 800 mi W of san Francisco. The trades will start to relax some as the high to our NE moves away and a new trough begins to develop to our NNW by Friday. This will keep our background flow from the ESE or SE the next few days. Meanwhile, the upper low to the S will slowly lift off toward the NE, and weak mid and upper level ridging will build over the islands today through Friday. This will give us more settled weather statewide, with fewer and lighter incoming trade wind showers. We have cancelled the winter storm warning for the Big Island summits early since it appears the deep convection is pau. There are differences in the mid-upper level pattern among the various models this weekend, and various solutions have been developing another upper low either N or W of the islands this weekend. However, more recent runs seem to be less agressive about bringing more threatening weather closer to the islands and instead leave us in weak ridging with some instablility and limited moisture. Our current forecast keeps a chance of mainly afternoon showers over island interiors Friday, then shifting back to typical trade wind showers over the weekend as a new high passes north of the islands.
| Other Cities: | Kahului (81°F) | Kihei (81°F) | Hana (81°F) | Lahaina (77°F) |
| Makawao (81°F) | Paia (81°F) | Kula (81°F) | Wailuku (81°F) |




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