Help shape the future of Weather Underground.
Join our Discord!
You are currently viewing the new Weather Underground website. To go back to the old site,
click here
.
Home
Sensor Network
Weather Station Network
PWS Buying Guide
Connect a Weather Station
Air Quality Sensors
Maps & Radar
Wundermap
Interactive Radar
Interactive Satellite
Radar Maps
Full Maps Catalog
Severe Weather
Hurricane & Tropical Cyclones
U.S. Severe Weather Map
Convective Outlook
Wildfires
News & Blogs
Category 6
News Stories
Videos
Weather Infographics
Weather Posters
Blog Archive
Mobile Apps
Weather Underground for iOS
Weather Underground for Android
All Mobile Apps
More
Severe Weather
Hurricane & Tropical Cyclones
U.S. Severe Weather Map
Convective Outlook
Wildfires
News & Blogs
Category 6
News Stories
Videos
Weather Infographics
Weather Posters
Blog Archive
Mobile Apps
Weather Underground for iOS
Weather Underground for Android
All Mobile Apps
Historical Weather
My Profile
Member Settings
My Devices
Sign Out
Log In
Go Ad Free
Log In
Go Ad Free
Sensor Network
Maps & Radar
Severe Weather
News & Blogs
Mobile Apps
Historical Weather
Settings
Favorites
°F
°C
Hybrid
More Settings
Elev
37
ft,
13.448
°N
144.749
°E
Hagatna, GU
Hagatna Station
Today
Hourly
10-Day
Calendar
History
Updated:
3:50 AM ChST on August 22, 2026 (GMT +10)
3 minutes ago
89°
81°
83
Feels Like
95
Light Rain
N
9
Same temperature is expected today
Sensor Network
Weather Stations
Temperature / Wind
Temperature
Dew Point / Humidity
Precipitation
UV index
Solar Radiation
Wind
Air Quality
PM 2.5
PM 10
Atmospheric Conditions
Radar
Opacity
50
Storm Tracks
Future Radar
Satellite
Opacity:
50
Fronts
Windstream
Density:
575
Speed:
90
Length:
50
Width:
7
Filter:
0 mph
Color:
Air Temperature
Wind Speed
Severe
Watches & Warnings
Tornado / Severe Storms
Marine
Flood
Winter
Tropical
Other
Opacity:
50
Lightning
Opacity:
50
Storm Reports
Opacity:
50
Tropical Storms
Active Storms
Past Storms (1972-2026)
Sea Surface Temperature
Opacity:
50
Sea Surface Temperature Anomaly
Storm Surge
Opacity:
50
Wildfires
Active Fires
Fire Perimeters
Opacity:
50
Radar
·
Now
Today
Sat 08/22
High 89°f
38% Precip. / 0.08 in
Showers this morning then scattered thunderstorms developing during the afternoon hours. High 89F. Winds WSW at 10 to 20 mph. Chance of rain 40%.
Tonight
Sat 08/22
Low 81°f
38% Precip. / 0.04 in
Showers early, then cloudy overnight. Low 81F. Winds SW at 10 to 15 mph. Chance of rain 40%.
Tomorrow
Sun 08/23
High 88°f
80°f
54% Precip. / 0.11 in
Considerable cloudiness. Occasional rain showers in the afternoon. High 88F. Winds SW at 15 to 25 mph. Chance of rain 50%.
Hourly Forecast
Now
83°
4
AM
30%
83°
5
AM
83°
6
AM
83°
6:08
AM
Sunrise
7
AM
83°
8
AM
84°
9
AM
86°
10
AM
86°
11
AM
87°
12
PM
87°
1
PM
88°
2
PM
88°
3
PM
33%
87°
4
PM
32%
86°
5
PM
35%
86°
6
PM
39%
84°
6:38
PM
Sunset
7
PM
31%
83°
8
PM
83°
9
PM
83°
10
PM
83°
11
PM
39%
82°
12
AM
31%
82°
1
AM
82°
2
AM
82°
3
AM
82°
Precipitation
39%
Rain ending around 4:15 AM
Pollen
None
Air Quality
11
Good
UV Index
0
Low
Additional Conditions
Pressure
29.69
in
Visibility
10
miles
Clouds
Cloudy
Dew Point
79
°F
Humidity
90
%
Rainfall
0.01
in
Snow Depth
0
in
PGUM Station History
Almanac for August 21, 2026
Forecast
Average
Record
Temperature
High
89
°F
87
°F
91
°F
1966
Low
81
°F
76
°F
69
°F
1989
Rain/Snow Depth
Precipitation
0.12
in
4
in
-
Snow
0
in
0
in
-
Almanac for August 22, 2026
Forecast
Average
Record
Temperature
High
88
°F
87
°F
91
°F
Low
81
°F
76
°F
69
°F
Astronomy
Sun
Rise
Set
Actual Time
6:08
AM
6:39
PM
Civil Twilight
5:47
AM
7:01
PM
Nautical Twilight
5:21
AM
7:26
PM
Astronomical Twilight
4:55
AM
7:52
PM
Length of Visible Light
13
h
14
m
Length of Day
12
h
30
m
Tomorrow will be
42
seconds shorter
Moon
1:18
PM
-
Waxing Gibbous
59% of the Moon is Illuminated
Aug 28
Full Moon
Sep 4
Waning Half Last Qtr
Sep 11
New Moon
Sep 19
Waxing Half First Qtr
Precipitation
Loading…
Past 24 hours
—
Next hour
—
Next 24 hours
—
Health
Pollen
Air Quality
UV
Loading…
Loading…
Loading…
Weather Alerts
Loading…
Our Apps
About Us
Contact
Careers
Weather Data APIs
PWS Network
Wundermap
Feedback & Support
Terms of Use
Privacy Policy
Cookie Notice
Accessibility Statement
AdChoices
Data Vendors
essentialaccessibility.com
We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
Review All Privacy and Ad Settings
Choose how my information is shared
Data Rights
The Weather Company
The Weather Channel
Weather Underground
Storm Radar
© The Weather Company, LLC 2026
Glossary
5th Grade
High School
Meterologist