There are no active watches, warnings or advisories for Windward Haleakala (Hawaii).
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METRIC | IMPERIAL
Updated: 18-Aug-2018 @ 11:45am  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 3.4°F than last hour.

82.6°F

Heat Index:  88.6°F
Feels like:  89°F
---
High Today
83.9°F
11:35 AM
Low Today
68.6°F
3:15 AM
Yest High
82.0°F
3:41 PM
Yest Low
68.3°F
3:56 AM
Sta* High
83.8°F
2013
Sta* Low
62.6°F
2009
* This Station's Records Since 10/2004
Rec* High
94.0°F
1979
Rec* Low
60.0°F
1949
* Records from Weather Underground
Station Record High
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Wind from ENE Wind:  ENE
9.2

Gusting to:
9.0 mph
Current Rain Rain:
0.01 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
3.3 of 100
Today

Today: Chance Rain Showers
Chance Rain Showers
Tonight

Tonight: Chance Rain Showers
Chance Rain Showers
Sunday

Sunday: Chance Rain Showers
Chance Rain Showers
Hi 82 °F ↓ Lo 65 °F Hi 81 °F ↓
Selected HI Cities Forecasts
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 2.3°F since last hour. 73.5°F
Last Hour: Decreased 2.3°F since last hour. 2.3°F
High 10:35 AM: 76.0°F
Low 2:04 AM: 64.4°F
Record High: 78.8°F on
Aug-22-2015
Record Low: -9.8°F on
Aug-13-2016
Wetbulb: 76.3°F
Rain Today
rain graph

Today: 0.01 in
Rate (/hr): 0.012 in
Storm Rain: 0.15 in
Yesterday: 0.14 in
Last 7 Days: 0.14 in
Aug Rain: 1.72 in
Aug to Date
  Avg:10
1.70 in
Aug to Date
  Diff from Avg:10
Over 0.02 in for the month 0.02 in
Aug Avg: 3.23 in
Diff from Avg: Under 1.51 in for the month 1.51 in
Season:1 34.86 in
YTD
  Avg:11
34.54 in
YTD
  Diff from Avg:11
Over 0.32 in for the year 0.32 in
119 rain days in 2018
9 days in August
0 days since last rain
Current: ENE  9.2 mph
1Hr Average: 10.6 mph
Wind Run: 68.73 miles
Wind Gust
Current: 9.0 mph
Today: 24.2 mph 10:47 AM
Month: 36.0 mph Aug-1
Year: 38.0 mph Jan-18
Record Gust: 51.8 mph
Jan-29-2007
Sunlight:
12 hrs 48 min
of Sunlight Today
graph 53.3% 46.7%
Which is
1 min 03 sec Shorter
Than Yesterday
 
FIRST QUARTER, 7 days, 11 hours, 47 minutes in cycle
56%
Illuminated
Humidity Barometer
Current: Decreased 15% since last hour. 74%
Last Hour: Decreased 15% since last hour. 15%
High 1:08 AM: 93%
Low 11:34 AM: 72%
Record High: 100%
Jan-6-2005
Record Low: 3%
Oct-6-2008
Current: Falling 0.02  inHg/hr 29.873 inHg
Last Hour: Falling slowly
High 12:00 AM: 29.926
Low 11:28 AM: 29.866
Record High: 30.224 inHg
Dec-8-2006
Record Low: 29.406 inHg
Jan-3-2015
Cooling Degree Days Tide Heat Index Air
Today: 2.6
Aug: 148.2
2018 to Date: 1118.3
Heating Degree Days
2018 to Date: 36.0

24 hours, 45 minutes to high tide at
12:30 PM HST


Current: 88.6°F
High 11:38am: 91.2°F
Yesterday: 88.3°F
Record: 103.6°F
Aug-22-2015
Quality
Index6:

11


Good
Density:
1.16 kg/m3
Current UV Index Current Solar Energy9
4.9
Sunburn in
23 Minutes
Highest:
11:34 AM
9.1
403 W/m2
37%
W/m2 SI
High Today:
11:34 AM
1118  W/m2 Record:
1389 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Current: Morning
YTD Avg Temp: 69.7°F
Sunrise: 6:05 am
Sunset: 6:53 pm
Moonrise: 1:13 pm
Moonset: 11:58 pm
Full Moon: Aug-26-2018
New Moon: 8:02am HST
Sep-9-2018
Fall
Begins:
3:54pm HST
Sep-22-2018
 
Updated at Midnight
Current ET: 0.17 in
7-Days Rain: 0.14 in
7-Days ET: 1.43 in
7-Day:  1.291 in water in deficit of what evaporated in last 7 days. 1.291 in
August:  2.07 in water in deficit of what evaporated this month. 2.07 in
HIGHS: LOWS:
90.0°F
Jul-6-2008
49.6°F
Feb-4-2007
Daytime Records
  85.1°F
Sep-14-2017
  59.5°F
Mar-12-2009
Nitetime Records
  81.9°F
Jun-07-2015
  54.0°F
Mar-16-2005
ICN:3 | S3C2:5 | Ajax 3.xx
ISS:Ok | CON:4.6 | 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.   9 Solar Index represents either an absolute scale of solar energy (W/m²) using the station’s recorded maximum or a percentage of computed theoretical solar maximum using the station’s location and time of day. These indices differ most when the sun is low on the horizon. The current scale is shown, and will toggle if it or the icon is clicked.   10 Historical average only to day 18 of just the month of August for this station since 2004.   11 Historical average rain this season to day 18 of August for this station since 2004.
 NWS Weather Forecast  -   Outlook Today & Tonight
Today

Today: Chance Rain Showers
Chance Rain Showers

Hi 82 °F ↓
NWS forecast: A chance of rain showers. Mostly cloudy. High near 82, with temperatures falling to around 76 in the afternoon. East wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight

Tonight: Chance Rain Showers
Chance Rain Showers

Lo 65 °F
NWS forecast: A chance of rain showers. Mostly cloudy, with a low around 65. East southeast wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
 NWS Short Term Weather Forecast
Sunday

Sunday: Chance Rain Showers
Chance Rain Showers
Sunday
Night
Sunday Night: Isolated Rain Showers
Isolated Rain Showers
Monday

Monday: Isolated Rain Showers then Sunny
Isolated Rain Showers then Sunny
Monday
Night
Monday Night: Isolated Rain Showers
Isolated Rain Showers
Tuesday

Tuesday: Mostly Sunny then Scattered Rain Showers
Mostly Sunny then Scattered Rain Showers
Tuesday
Night
Tuesday Night: Scattered Rain Showers
Scattered Rain Showers
Wednesday

Wednesday: Isolated Rain Showers then Partly Sunny
Isolated Rain Showers then Partly Sunny
Hi 81 °F ↓ Lo 66 °F Hi 83 °F Lo 65 °F Hi 84 °F Lo 66 °F Hi 82 °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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