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Anne Arundel Co.
 Details for Anne Arundel Co. Coastal Flood Advisory
 Carroll Co.
 Details for Carroll Co. Test Message

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Coastal Flood Advisory COASTAL FLOOD ADVISORY - Anne Arundel Co.
Test Message TEST MESSAGE - Carroll Co.

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Radar Legend
Bless America
Early Morning OBSERVATIONS: Its early morning,dry and it feels warm outside. The temperature has been falling for the last few hours. There is a calm from the south south west. Visibility is about 10 miles. It's pretty much dark out. The barometer has been steady over the last hour. So far no measurable precipitation has been observed today.
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Updated: 27-Jul-2026 @ 6:07am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.4°F than last hour.

70.0°F

Warm
High Today
74.5°F
00:15 		Low Today
69.9°F
05:43
Yest High
88.4°F
15:29 		Yest Low
64.1°F
06:24
Station High
100.9°F
2005* 		Station Low
63.4°F
2024*
BWI High
101.0°F
1940 		BWI Low
52.0°F
1962
* This Station's Records Since 8/2004
Dry Dry

Calm Wind:  SSW
0.0
Gusting to:
 0.0 mph
Current Rain Rain:
0.00 in
Fire Weather Index: MINIMAL Current FWI:4
Fire Danger:
11.8 of 232
Today

Today: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
Tonight

Tonight: Chance Showers And Thunderstorms then Partly Cloudy
Chance Showers And T-Storms then Partly Cloudy
Tuesday

Tuesday: Showers And Thunderstorms
Showers And T-Storms
Hi 87 °F Lo 69 °F Hi 84 °F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.2°F since last hour. 66.3°F
Last Hour: Increased 0.2°F since last hour. +0.2°F
High 02:00: 67.0°F
Low 04:25: 65.8°F
Record High: 87.6°F on
16-Aug-2017
Record Low: -34.2°F on
17-Nov-2005
Wetbulb: 67.6°F
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 1.58 in
Jul Rain: 4.27 in
Jul to Date
  Avg:10 		0.28 in
Jul to Date
  Diff from Avg:10 		Over 3.99 in for the month 3.99 in
Jul Avg: 4.79 in
Diff from Avg: Under 0.52 in for the month 0.52 in
Season:1 13.93 in
YTD
  Avg:11 		18.72 in
YTD
  Diff from Avg:11 		Under 4.79 in for the year 4.79 in
Last Rain
Time/Date: 		21-Jul-2026
at 22:48
83 rain days in 2026
9 days in July
5 days since last rain
Current: SSW  0.0 mph
1Hr Average: Calm
Wind Run: 0.79 miles
Wind Gust
Current: 0.0 mph
Today: 4.6 mph 00:31
Month: 31.1 mph 18-Jul
Year: 59.8 mph 1-Apr
Record Gust: 92.0 mph
19-Sep-2003
Sunlight:
14 h 25 m 37 s
of Sunlight Yesterday
14 h 23 m 52 s
of Sunlight Today Which is
1 min 45 sec shorter than
yesterday
14 h 22 m 4 s
of Sunlight Tomorrow
 (Noon) graph (Midnight)

Waxing Gibbous
Waxing Gibbous, 13 days, 0 hours, 27 minutes in cycle
96%
Illuminated
Humidity Barometer
Current: Increased 2% since last hour. 88%
Last Hour: Increased 2% since last hour. 2%
High 05:55: 88%
Low 00:00: 75%
Record High: 100%
29-Sep-2005
Record Low: 0%
17-Aug-2023
Current: No Change 1008.6 inHg
Last Hour: Steady
High 00:00: 1009.7
Low 05:36: 1008.4
Record High: 1046.1 inHg
14-Dec-2024
Record Low: 963.4 inHg
29-Oct-2012
Cooling Degree Days Lightning Strikes Heat Index Air
Today: 2.2
Jul: 400.8
2026 to Date: 922.0
Heating Degree Days
2026 to Date: 2705.0
Last Min: 1
Last 5 Mins: 18
Last 30 Mins: 78
Last 60 Mins: 241
Last 12 Hrs: 1642
Jul: 101363
2026 to Date: 118742
Last
Strike:		 06:06:38
27-Jul-2026
Current: 67.8°F
High 12:15am: 74.5°F
Yesterday: 92.9°F
Record: 138.9°F
3-Nov-2019
Quality Index:6
49

Good

Davis AirLink Sensor
Quality Index:12
37.9

    Good Air Quality    
Particulate Matter Concentration mcg/m3
PM1.0: 7.3    PM2.5: 9.1    PM10: 9.8
Current UV Index Current Solar Energy9
0.0
Sunburn in
720 Minutes 		Highest:
00:00
0.0
0 W/m2
0%
W/m2 ⇒ SI 		High Today:
00:00
 0  W/m2
Record:
1517 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Early Morning
YTD Avg Temp: 56.7°F
Sunrise: 06:02
Sunset: 20:24
Moonrise: 19:37
Moonset: 03:46
Full Moon: 29-Jul-2026
New Moon: 17:37 UTC
12-Aug-2026
Updated at Midnight
Current ET: 0.02 in
7-Days Rain: 1.58 in
7-Days ET: 1.62 in
7-Day: 0.038 in water in deficit of what evaporated in last 7 days. 0.038 in
July: 8.9 in water in deficit of what evaporated this month. 8.9 in
HIGHS: LOWS:
106.2°F
4-Jul-2026 		-0.0°F
1-Mar-2011
Daytime Records
  103.1°F
16-Jul-2024 		  0.5°F
23-Nov-2019
Nitetime Records
  90.3°F
08-Jul-2012 		  -0.0°F
01-Mar-2018
ICN:18 | S3C2:4 | Ajax 3.xx
ISS:Ok | CON:4.7V | RCP:100%
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured and updated as required.   4 Updated at Noon Eastern Standard Time.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   6 Air Quality Index for Metro Balto, MD (9) is provided by AirNow and is updated hourly between the hours of 6AM and Midnight.   9 Solar Index represents either an absolute scale of solar energy (W/m²) using the station’s recorded maximum or a percentage of computed theoretical solar maximum using the station’s location and time of day. These indices differ most when the sun is low on the horizon. The current scale is shown, and will toggle if it or the icon is clicked.   10 Historical average only to day 27 of just the month of July for this station since 2005.   11 Historical average rain this season to day 27 of July for this station since 2005.   12 Data from Davis AirLink AQ Sensor located at Halethorpe Weather-Watch.   13 NWS Zone Forecast (MDZ011).   14 NWS County Forecast (MDC005).  
 NWS Weather Forecast  -   Outlook Today & Tonight
Today

Today: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms

Hi 87 °F 		NWS zone forecast:13 A slight chance of rain showers between 1pm and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. West wind 1 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
 NWS county forecast:14 Mostly clear. Lows in the upper 60s. Southwest winds around 5 mph. Tonight

Tonight: Chance Showers And Thunderstorms then Partly Cloudy
Chance Showers And T-Storms then Partly Cloudy

Lo 69 °F 		NWS forecast:13 A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69. South wind around 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
 NWS Short Term Weather Forecast
Tuesday

Tuesday: Showers And Thunderstorms
Showers And T-Storms
Tuesday
Night
Tuesday Night: Showers And Thunderstorms then Chance Showers And Thunderstorms
Showers And T-Storms then Chance Showers And T-Storms
Wednesday

Wednesday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms then Partly Cloudy
Chance Showers And T-Storms then Partly Cloudy
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Thursday
Night
Thursday Night: Partly Cloudy
Partly Cloudy
Friday

Friday: Sunny
Sunny
Hi 84 °F Lo 68 °F Hi 84 °F Lo 67 °F Hi 84 °F Lo 67 °F Hi 87 °F
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