How does NOAA issue severe storm watches for Upper Valley?

The National Weather Service (NWS) monitors atmospheric instability across Hawaii. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in Upper Valley today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

Severe NOAA AlertExpires: Sep 23, 04:00 PM

Flood Watch — Lanai Mauka; Kahoolawe; Maui Windward West; Maui Leeward West; Haleakala Summit; Kona; Kohala; Big Island Interior; Big Island Summit; Molokai Windward; Molokai Southeast; Molokai North; Molokai West; Molokai Leeward South; Lanai Windward; Lanai Leeward; Lanai South; Maui Central Valley North; Maui Central Valley South; Windward Haleakala; Kipahulu; South Maui/Upcountry; South Haleakala; Big Island South; Big Island Southeast; Big Island East; Big Island North

Flood Watch issued September 22 at 2:48PM HST until September 26 at 6:00PM HST by NWS Honolulu HI

HI, USAZIP 97267Live NOAA Station

Upper Valley, HI

Q: What is the current temperature and forecast in Upper Valley, Hawaii?

The current weather in Upper Valley is around 67°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Nublado•Sensación térmica 73°F+3° heat index

74°F/67°F

3 mph 254°

98%Humedad

67°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Actualizado: 03:15 PM (Pacific/Honolulu)

Daily Meteorological Briefing

Upper Valley, HI

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Upper Valley, HI tonight.

Current temperature is 67°F (feels like 73°F), with daytime highs reaching 74°F and overnight lows around 67°F. Humidity is at 98%, with atmospheric pressure steady at 1014.9 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 4° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 0 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Pronóstico por Hora

Next 16 Hours

Now

68°F

100%

1 AM

68°F

100%

2 AM

67°F

100%

3 AM

68°F

99%

4 AM

67°F

97%

5 AM

68°F

96%

6 AM

68°F

94%

7 AM

70°F

92%

8 AM

72°F

92%

9 AM

72°F

94%

10 AM

74°F

97%

11 AM

74°F

100%

12 PM

74°F

100%

1 PM

74°F

100%

2 PM

74°F

100%

3 PM

72°F

100%

Pronóstico de 10 Días

Extended 10-day meteorological outlook

10-Day Range

Hoy

23 sept

100%

67°F

74°F

jue

24 sept

100%

71°F

73°F

vie

25 sept

100%

71°F

74°F

sáb

26 sept

100%

72°F

74°F

dom

27 sept

98%

71°F

74°F

lun

28 sept

80%

70°F

73°F

mar

29 sept

90%

67°F

79°F

mié

30 sept

94%

66°F

74°F

jue

1 oct

70%

65°F

77°F

vie

2 oct

65%

64°F

73°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Índice UVLow

0 / 11+

No protection neededPeak 1.7

Viento254°

3 mph

Wind Gusts:8 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise06:09 AM

Sunset06:15 PM

Solar Noon:12:54 PM

HumedadHumid

98%

Punto de Rocío:67°F

PresiónSteady

29.97 inHg

Trend:Stable (+0.1 hPa)

VisibilidadClear

11.0 mi

Haze:Minimal

Air Quality Index (AQI)Good

17US EPA Standard

Air quality is ideal for outdoor activities.

PM2.53 µg

OZONE28 µg

PM104 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsGood

Pleasant conditions for light outdoor activities.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise08:09 PM

Daylight ~13h

Sunset08:15 AM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

87% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~4 daysTidal Currents Normal

Preguntas Frecuentes sobre el Clima - Upper Valley, Hawaii

The current weather in Upper Valley is around 67°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

More Locations in Hawaii