Weather StoryAlmanac, microseasons, and the day's weather story.

Lake Arrowhead, Missouri Weather

Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →

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

Lake Arrowhead, MO
Saturday, July 4 at 2:05 PM
74
°
Light Rain
Feels like
76°
Humidity
82%
Wind
12 mph
Sunrise
12:55 AM
Sunset
3:47 PM
Lake Arrowhead, MO
Hour by hour · 24h
24-Hour ForecastLake Arrowhead, MO: 24-hour forecast. Temperatures range from 67 to 88 degrees Fahrenheit.
L 67°H 88°
Lake Arrowhead, MO
7-day forecast
  1. Today
    Jul 4
    Heavy Drizzle
    61%
    0.07″
    83°67°
  2. Sunday
    Jul 5
    Overcast
    19%
    92°67°+9°
  3. Monday
    Jul 6
    Overcast
    85°67°-7°
  4. Tuesday
    Jul 7
    Mostly Clear
    84°65°-1°
  5. Wednesday
    Jul 8
    Overcast
    90°67°+6°
  6. Thursday
    Jul 9
    Heavy Drizzle
    32%
    85°73°-5°
  7. Friday
    Jul 10
    Light Drizzle
    32%
    0.01″
    84°69°-1°
Lake Arrowhead, MO
Anemometer · 24h winds · from true
NESW
From · True
S
173° · veering 123°
Direction
S
173°
Sustained
12
mph
Gust
18
mph
Peak 24h
35
avg 8
Beaufort · 3 · GENTLE BRZ
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 8 · pk 35 @ 2:00a
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 189SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 123° from the s.
Lake Arrowhead, MO
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
979.9
-1.6 mb in 3h · falling · 28.94 inHg
Now
979.9
mb
3h
-1.6
mb
12h
-0.8
mb
24h
+0.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 976982
970975980985990-21h-18h-15h-12h-9h-6h-3h-24hNOW981.5976.1979.9
−24h−18h−12h−6hnow
Deep low still deepening — rough seas, strong wind, persistent rain.
Lake Arrowhead, MO
Air quality
41
AQI
Good
+3 in 6hPeak ~49 @ 11 PM

AQI 41 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 63. Overcast through the UV peak window (cloud cover ~87%) — afternoon ozone should stay flat.

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

PM 2.5Good
10.7μg/m³
PM 10Good
14μg/m³
NO₂Good
1μg/m³
OzoneDRIVERUnhealthy SG
115μg/m³
UV IndexHigh
6.3

What's driving it

Ozone × UV × Sky

Ozone at AQI 63. Overcast through the UV peak window (cloud cover ~87%) — afternoon ozone should stay flat.

Present
AQI 63
UV peak
6.3 at 1 PM
Sky at peak
overcast
Projected peak
AQI 26

PM × Wind × Precip

PM scrubbed by 2 hours of recent rain — PM2.5 down to 10.7 µg/m³, PM10 to 14.1 µg/m³.

PM2.5/PM10
0.76
Wind
breezy
Recent rain
2h in last 6h
Pattern
washed out
Lake Arrowhead, MO
Sky cover · visibility · 24h
Cloud cover
97%
OVERCAST
100%0%−24h−18h−12h−6hnow

Visibility
15.1mi
UNLIMITED
68 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
19:05 UTC · Lake Arrowhead, MO · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
19:05 UTC · Lake Arrowhead, MO · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Lake Arrowhead, MO
Satellite · infrared · animated
Lake Arrowhead, MO
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Lake Arrowhead, MO
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:24 AM
Sunrise
12:55 AM
Daylight
14h 52m
Sunset
3:47 PM
Civil dusk
9:21 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Lake Arrowhead, MO
The moon
Waning Gibbous
79% illuminated
Moonrise
11:11 PM
Moonset
10:24 AM
In sign
♓︎ Pisces
Lake Arrowhead, MO
Microseason
Jul 1–5

Cicadas claim the scorching afternoon

bird
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Lake Arrowhead at a glance

  • Today vs. normal: 74°F — typical for the season
  • Last frost: April 13 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

16-Day Forecast — Lake Arrowhead

  1. Sat83°67°61%
  2. Sun92°67°19%
  3. Mon85°67°4%
  4. Tue84°65°1%
  5. Wed90°67°6%
  6. Thu85°73°32%
  7. Fri84°69°32%
  8. Sat79°63°13%
  9. Sun80°60°9%
  10. Mon80°58°5%
  11. Tue80°60°2%
  12. Wed86°59°16%
  13. Thu86°64°13%
  14. Fri84°73°19%
  15. Sat87°66°32%
  16. Sun77°61°29%

Forecast data from Open-Meteo (CC BY 4.0).

Right now in the garden

Peak growing season

As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

SPC Convective Outlook

Storm Prediction Center — Lake Arrowhead

SPC has placed Lake Arrowhead in the Marginal Risk category for severe thunderstorms today.

  • TODAYMRGLMarginal Risk
  • TOMORROWTSTMGeneral Thunderstorms
  • DAY 3TSTMGeneral Thunderstorms

Isolated severe storms possible. Limited threat for hail or damaging wind.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

ZIP codes in Lake Arrowhead

  • 64465

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.