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Sterling, Alaska Weather

Mosquitoes rise from snowmelt. Day 77 of spring. Read this microseason across nine climate regions →

Sterling weather forecast — hour by hour, 7-day outlook, NOAA radar

Sterling, AK
Thursday, June 4 at 5:33 PM
65
°
Clear
Feels like
63°
Humidity
46%
Wind
2 mph
Sunrise
4:41 AM
Sunset
11:22 PM
Sterling, AK
Hour by hour · 24h
24-Hour ForecastSterling, AK: 24-hour forecast. Temperatures range from 49 to 74 degrees Fahrenheit.
L 49°H 74°
Sterling, AK
7-day forecast
  1. Today
    Jun 4
    Mostly Clear
    75°52°
  2. Friday
    Jun 5
    Partly Cloudy
    71°49°-4°
  3. Saturday
    Jun 6
    Light Rain
    83%
    0.06″
    63°48°-8°
  4. Sunday
    Jun 7
    Heavy Drizzle
    75%
    0.14″
    58°47°-5°
  5. Monday
    Jun 8
    Light Drizzle
    29%
    59°45°+1°
  6. Tuesday
    Jun 9
    Light Drizzle
    16%
    0.01″
    65°47°+6°
  7. Wednesday
    Jun 10
    Mostly Clear
    28%
    61°46°-4°
Sterling, AK
Anemometer · 24h winds · from true
NESW
From · True
WSW
257° · backing 91°
Direction
WSW
257°
Sustained
2
mph
Gust
7
mph
Peak 24h
21
avg 5
Beaufort · 1 · LIGHT AIR
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 5 · pk 21 @ 4:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 212SUSTGUST
−24h−18h−12h−6hnow
Light breeze backing 91° from the wsw.
Sterling, AK
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1001.0
-0.5 mb in 3h · steady · 29.56 inHg
Now
1001.0
mb
3h
-0.5
mb
12h
-1.2
mb
24h
+0.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10001001
9951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW1001.2999.6999.7
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Sterling, AK
Air quality
28
AQI
Good
-8 in 6hPeak ~36 @ 11 PM

Ozone at AQI 34 now. AQI down 8 over the last 6 hours (steady decline since this morning). With UV 2.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 13 by mid-afternoon.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Good
2.6μg/m³
PM 10Good
5μg/m³
NO₂Good
10μg/m³
OzoneDRIVERModerate
71μg/m³
UV IndexLow
1.4

What's driving it

Ozone × UV × Sky

Ozone at AQI 34 now. With UV 2.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 13 by mid-afternoon.

Present
AQI 34
UV peak
2.8 at 1 PM
Sky at peak
clear
Projected peak
AQI 13
Sterling, AK
Sky cover · visibility · 24h
Cloud cover
0%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
113.5mi
UNLIMITED
122 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
17:33 UTC ·Sterling, AK · NOAA NESDIS / STAR · 21696x21696 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
17:33 UTC ·Sterling, AK · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
Sterling, AK
Satellite · infrared · animated
Sterling, AK
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Sterling, AK
Almanac · Thursday, June 4
A summer fog for fair, a winter fog for rain.
Civil dawn
11:06 AM
Sunrise
4:41 AM
Daylight
18h 41m
Sunset
11:22 PM
Civil dusk
8:59 AM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Sterling, AK
The moon
Waning Gibbous
83% illuminated
Moonrise
10:30 AM
Moonset
4:29 PM
In sign
♒︎ Aquarius
Sterling, AK
Microseason
Jun 1–5

Mosquitoes rise from snowmelt

bird
Jan 142% of the yearDec 31

Read this microseason across nine climate regions →

Sterling at a glance

  • Today vs. normal: 11°F above the seasonal normal for this latitude
  • Last frost: August 17 (climatological average for this latitude)
  • Microseason: Jun 1–5
  • Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.

Right now in the garden

Warm-season window is open

As of June 4, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.

ZIP codes in Sterling

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.