Tropical Storm Warning Tropical Storm Warning - Windward Haleakala (Hawaii)
High Surf Warning High Surf Warning - Windward Haleakala (Hawaii)
Click on links above to see details on the 2 NOAA advisories for zone HIZ020.
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METRIC | IMPERIAL
Updated: 31-Aug-2016 @ 5:55am  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 0.2°F than last hour.

71.9°F

---
High Today
71.9°F
1:26 AM
Low Today
70.9°F
12:01 AM
Yest High
83.0°F
1:57 PM
Yest Low
67.3°F
3:57 AM
Sta* High
87.5°F
2014
Sta* Low
61.4°F
2014
* This Station's Records Since 10/2004
Rec* High
97.0°F
1994
Rec* Low
61.0°F
1971
* Records from Weather Underground
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Wind from NE Wind:  NE
12.0

Gusting to:
19.0 mph
Current Rain Rain:
0.47 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.3 of 100
Overnight

Overnight: Occasional showers.  Low around 69. Windy, with an east wind around 24 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Showers and
Windy

Wednesday

Wednesday: Occasional showers.  High near 81. Windy, with a northeast wind 24 to 28 mph, with gusts as high as 40 mph.  Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Showers and
Windy

Wednesday
Night
Wednesday Night: Tropical storm conditions possible. Showers likely.  Cloudy, with a low around 70. East wind 27 to 32 mph, with gusts as high as 47 mph.  Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.
Tropical
Storm
Conditions
Possible
Lo 69 °F Hi 81 °F Lo 70 °F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.2°F since last hour. 70.4°F
Last Hour: Increased 0.2°F since last hour. 0.2°F
High 2:32 AM: 70.7°F
Low 12:01 AM: 68.8°F
Record High: 78.8°F on
Aug-22-2015
Record Low: -9.8°F on
Aug-13-2016
Wetbulb: 70.9°F
Rain Today
rain graph

Today: 0.47 in
Rate (/hr): 0.060 in
Storm Rain: 0.73 in
Yesterday: 0.26 in
Last 7 Days: 1.03 in
Aug Rain: 5.59 in
Aug to Date
  Avg:10
2.71 in
Aug to Date
  Diff from Avg:10
Over 2.88 in for the month 2.88 in
Aug Avg: 2.71 in
Diff from Avg: Over 2.88 in for the month 2.88 in
Season:1 54.68 in
YTD
  Avg:11
36.15 in
YTD
  Diff from Avg:11
Over 18.53 in for the year 18.53 in
125 rain days in 2016
18 days in August
0 days since last rain
Current: NE  12.0 mph
1Hr Average: 4.9 mph
Wind Run: 24.57 miles
Wind Gust
Current: 19.0 mph
Today: 24.2 mph 5:53 AM
Month: 29.9 mph Aug-25
Year: 32.2 mph Feb-21
Record Gust: 51.8 mph
Jan-29-2007
Sunlight:
12 hrs 33 min
of Sunlight Today
graph 52.3% 47.7%
Which is
0 min 53 sec Shorter
Than Yesterday
 
NEW MOON, 28 days, 19 hours, 14 minutes in cycle
0%
Illuminated
Humidity Barometer
Current: No Change 95%
Last Hour: No Change 0%
High 2:19 AM: 96%
Low 12:00 AM: 93%
Record High: 100%
Jan-6-2005
Record Low: 3%
Oct-6-2008
Current: No Change 29.848 inHg
Last Hour: Steady
High 12:01 AM: 29.921
Low 4:06 AM: 29.837
Record High: 30.224 inHg
Dec-8-2006
Record Low: 29.406 inHg
Jan-3-2015
Cooling Degree Days Tide Heat Index Air
Today: 1.5
Aug: 255.2
2016 to Date: 1170.0
Heating Degree Days
2016 to Date: 28.7

9 hours, 24 minutes to high tide at
03:22 PM HST


Current: 71.9°F
High 1:26am: 71.9°F
Yesterday: 90.1°F
Record: 103.6°F
Aug-22-2015
Quality
Index6:

10


Good
Density:
1.181 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   11.5 @ 1:09 PM
Aug-31

11.0
Sep-01

11.5
Sep-02

13.0
High Yest:   1243.0 @ 1:53 PM
Sun Hours Today:
00:00
   This Month: 133:41 Hrs
Rise: 9:18 am  Set: 9:51 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Current: Early Morning
YTD Avg Temp: 69.7°F
Sunrise: 9:18 am
Sunset: 9:51 pm
Moonrise: 8:53 am
Moonset: 9:01 pm
Full Moon: Aug-18-2016
New Moon: 11:04pm HST
Aug-31-2016
Fall
Begins:
4:21am HST
Sep-22-2016
 
Updated at Midnight
Current ET: 0.01 in
7-Days Rain: 1.03 in
7-Days ET: 0.92 in
7-Day:  0.118 in water in excess of what evaporated in last 7 days. 0.118 in
August:  1.15 in water in excess of what evaporated this month. 1.15 in
HIGHS: LOWS:
90.0°F
Jul-6-2008
49.6°F
Feb-4-2007
Daytime Records
  85.1°F
Jul-25-2016
  59.5°F
Mar-12-2009
Nitetime Records
  81.9°F
Jun-07-2015
  54.0°F
Mar-16-2005
ICN:34 | S3C2:5 | Ajax 3.xx
ISS:Ok | CON:4.7 | RCP:99%
1 Rain season: Jan 1st to Dec 31st.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   6 Air Quality Index is provided by State of Hawaii Board of Health and is updated hourly between the hours of 6AM and Midnight.   10 Historical average only to day 31 of just the month of August for this station since 2004.   11 Historical average rain this season to day 31 of August for this station since 2004.
 NWS Weather Forecast  -   Outlook Overnight & Wednesday
Overnight

Overnight: Occasional showers.  Low around 69. Windy, with an east wind around 24 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Showers and
Windy


Lo 69 °F
NWS forecast: Occasional showers. Low around 69. Windy, with an east wind around 24 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday

Wednesday: Occasional showers.  High near 81. Windy, with a northeast wind 24 to 28 mph, with gusts as high as 40 mph.  Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Showers and
Windy


Hi 81 °F
NWS forecast: Occasional showers. High near 81. Windy, with a northeast wind 24 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
 NWS Short Term Weather Forecast
Wednesday
Night
Wednesday Night: Tropical storm conditions possible. Showers likely.  Cloudy, with a low around 70. East wind 27 to 32 mph, with gusts as high as 47 mph.  Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.
Tropical
Storm
Conditions
Possible
Thursday

Thursday: Tropical storm conditions possible. Scattered showers.  Mostly cloudy, with a high near 81. East wind 28 to 33 mph, with gusts as high as 48 mph.  Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Tropical
Storm
Conditions
Possible
Thursday
Night
Thursday Night: Scattered showers.  Mostly cloudy, with a low around 70. Breezy, with an east wind 17 to 20 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.
Scattered
Showers and
Breezy
Friday

Friday: Isolated showers.  Mostly cloudy, with a high near 81. Breezy, with an east wind 16 to 18 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.
Isolated
Showers and
Breezy
Friday
Night
Friday Night: Tropical storm conditions possible. Scattered showers.  Mostly cloudy, with a low around 70. Chance of precipitation is 50%.
Tropical
Storm
Conditions
Possible
Saturday

Saturday: Tropical storm conditions possible. Scattered showers.  Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Tropical
Storm
Conditions
Possible
Saturday
Night
Saturday Night: Showers likely.  Mostly cloudy, with a low around 66. Windy, with a south wind 21 to 26 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 38 mph.  Chance of precipitation is 60%.
Showers
Likely and
Windy
Lo 70 °F Hi 81 °F Lo 70 °F Hi 81 °F Lo 70 °F Hi 80 °F Lo 66 °F
Animated icons courtesy of www.meteotreviglio.com
Precipitation average-to-date script courtesy of Murry Conarroe
Version 6.94 - 23-Sep-2015 - Script Mods by: BurnsvilleWeatherLIVE.com




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