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

Joppatowne, Maryland Weather

Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →

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

Joppatowne, MD
Saturday, July 4 at 8:05 PM
86
°
Clear
Feels like
84°
Humidity
56%
Wind
19 mph
Sunrise
1:43 AM
Sunset
4:35 PM
Joppatowne, MD
Hour by hour · 24h
24-Hour ForecastJoppatowne, MD: 24-hour forecast. Temperatures range from 76 to 93 degrees Fahrenheit with a 44% chance of precipitation at 9 PM.
L 76°H 93°
Joppatowne, MD
7-day forecast
  1. Today
    Jul 4
    Rain
    44%
    0.29″
    99°76°
  2. Sunday
    Jul 5
    Overcast
    56%
    93°76°-6°
  3. Monday
    Jul 6
    Drizzle
    81%
    86°70°-7°
  4. Tuesday
    Jul 7
    Light Showers
    81%
    0.04″
    73°69°-13°
  5. Wednesday
    Jul 8
    Overcast
    33%
    76°66°+3°
  6. Thursday
    Jul 9
    Light Drizzle
    13%
    93°66°+17°
  7. Friday
    Jul 10
    Light Drizzle
    43%
    92°74°-1°
Joppatowne, MD
Anemometer · 24h winds · from true
NESW
From · True
SSW
209° · veering 84°
Direction
SSW
209°
Sustained
19
mph
Gust
33
mph
Peak 24h
33
avg 5
Beaufort · 5 · FRESH 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 5 · pk 33 @ 8:00p
010203040MPHB1B2B3B4B5B6B7B8-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 367SUSTGUST
−24h−18h−12h−6hnow
Sustained 19 mph with gusts pulsing to 33 — flags snap, branches bend.
Joppatowne, MD
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1008.3
+0.3 mb in 3h · steady · 29.78 inHg
Now
1008.3
mb
3h
+0.3
mb
12h
-2.8
mb
24h
-2.0
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10071011
1000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW1011.41006.51008.3
−24h−18h−12h−6hnow
Damp, unsettled regime — wet weather lingers nearby.
Joppatowne, MD
Air quality
88
AQI
Moderate
+35 in 6h

AQI 88 (Moderate), driven by Ozone. AQI up 35 in the last 6 hours — air quality is degrading. Ozone at AQI 50. Overcast through the UV peak window (cloud cover ~67%) — 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
8.7μg/m³
PM 10Good
9μg/m³
NO₂Good
7μg/m³
OzoneDRIVERUnhealthy SG
106μg/m³
UV IndexLow
0.1

What's driving it

Ozone × UV × Sky

Ozone at AQI 50. Overcast through the UV peak window (cloud cover ~67%) — afternoon ozone should stay flat.

Present
AQI 50
UV peak
0.1 at 1 PM
Sky at peak
overcast
Projected peak
AQI 6

PM × Wind × Precip

PM scrubbed by 2 hours of recent rain — PM2.5 down to 8.7 µg/m³, PM10 to 9.0 µg/m³.

PM2.5/PM10
0.97
Wind
breezy
Recent rain
2h in last 6h
Pattern
washed out
Joppatowne, MD
Sky cover · visibility · 24h
Cloud cover
8%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
65.8mi
UNLIMITED
101 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
00:05 UTC · Joppatowne, MD · 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
00:05 UTC · Joppatowne, MD · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Joppatowne, MD
Satellite · infrared · animated
Joppatowne, MD
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Joppatowne, MD
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:12 AM
Sunrise
1:43 AM
Daylight
14h 52m
Sunset
4:35 PM
Civil dusk
9:09 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Joppatowne, MD
The moon
Waning Gibbous
77% illuminated
Moonrise
11:22 PM
Moonset
11:15 AM
In sign
♓︎ Pisces
Joppatowne, MD
Microseason
Jul 1–5

Cicadas claim the afternoon

fish
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Joppatowne at a glance

  • Today vs. normal: 14°F above the seasonal normal for this latitude
  • 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 — Joppatowne

  1. Sat99°76°44%
  2. Sun93°76°56%
  3. Mon86°70°81%
  4. Tue73°69°81%
  5. Wed76°66°33%
  6. Thu93°66°13%
  7. Fri92°74°43%
  8. Sat84°67°36%
  9. Sun78°66°27%
  10. Mon85°60°16%
  11. Tue86°65°16%
  12. Wed88°66°37%
  13. Thu88°65°45%
  14. Fri89°64°46%
  15. Sat86°72°40%
  16. Sun87°70°46%

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

Right now in the garden

Peak growing season

As of July 5, 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 — Joppatowne

SPC has placed Joppatowne in the Enhanced Risk category for severe thunderstorms today.

  • TODAYENHEnhanced Risk
  • TOMORROWSLGTSlight Risk
  • DAY 3TSTMGeneral Thunderstorms

Numerous severe storms likely. Tornadoes, large hail, and damaging wind gusts possible across the area. Track NWS warnings if storms develop.

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 Joppatowne

  • 21085

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.