Test Message TEST MESSAGE - Montgomery Co.

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Radar Legend
Bless America
Evening OBSERVATIONS: Its evening,clear night and it feels comfortable outside. The temperature has been falling for the last few hours. There is a light air from the south east. Visibility is about 10 mile(s). The barometer has been steady over the last hour. So far no measurable precipitation has been observed today.
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Updated: 12-May-2025 @ 9:17pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 1.7°F than last hour.

70.0°F

Comfortable
High Today
83.0°F
13:49
Low Today
56.3°F
06:24
Yest High
86.6°F
14:51
Yest Low
52.1°F
06:11
Station High
97.0°F
2004*
Station Low
39.6°F
2020*
BWI High
94.0°F
1881
BWI Low
35.0°F
1963
* This Station's Records Since 8/2004
Clear Night Clear Night

Wind from SE Wind:  SE
1.6

Gusting to:
2.3 mph
Current Rain Rain:
0.00 in
Fire Weather Index: LOW Current FWI:4
Fire Danger:
17.3 of 232
Tonight

Tonight: Showers And Thunderstorms
Showers And T-Storms
Tuesday

Tuesday: Rain Showers
Rain Showers
Tuesday
Night
Tuesday Night: Showers And Thunderstorms
Showers And T-Storms
Lo 64 °F Hi 69 °F Lo 62 °F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 1.3°F since last hour. 61.3°F
Last Hour: Decreased 1.3°F since last hour. -1.3°F
High 18:07: 65.0°F
Low 07:18: 50.7°F
Record High: 87.6°F on
16-Aug-2017
Record Low: -34.2°F on
17-Nov-2005
Wetbulb: 64.7°F
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.37 in
May Rain: 1.44 in
May to Date
  Avg:10
0.07 in
May to Date
  Diff from Avg:10
Over 1.37 in for the month 1.37 in
May Avg: 3.76 in
Diff from Avg: Under 2.32 in for the month 2.32 in
Season:1 9.19 in
YTD
  Avg:11
11.12 in
YTD
  Diff from Avg:11
Under 1.93 in for the year 1.93 in
Last Rain
Time/Date:
9-May-2025
at 10:05
37 rain days in 2025
6 days in May
2 days since last rain
Current: SE  1.6 mph
1Hr Average: 2.6 mph
Wind Run: 50.22 miles
Wind Gust
Current: 2.3 mph
Today: 15.0 mph 15:04
Month: 28.8 mph 2-May
Year: 64.4 mph 28-Mar
Record Gust: 92.0 mph
19-Sep-2003
Sunlight:
14 h 16 m 4 s
of Sunlight Yesterday
14 h 17 m 59 s
of Sunlight Today
Which is
1 min 55 sec longer than
yesterday
14 h 19 m 52 s
of Sunlight Tomorrow
(Noon) graph (Midnight)

Full Moon
Full Moon, 15 days, 5 hours, 48 minutes in cycle
100%
Illuminated
Humidity Barometer
Current: Increased 1% since last hour. 74%
Last Hour: Increased 1% since last hour. 1%
High 04:45: 89%
Low 12:58: 36%
Record High: 100%
29-Sep-2005
Record Low: 0%
17-Aug-2023
Current: Rising 0.2  mb/hr 1019.6 mb
Last Hour: Steady
High 07:34: 1024.4
Low 19:58: 1019.3
Record High: 1046.1 mb
14-Dec-2024
Record Low: 963.4 mb
29-Oct-2012
Cooling Degree Days Lightning Strikes Heat Index Air
Today: 1.2
May: 36.6
2025 to Date: 85.5
Heating Degree Days
2025 to Date: 2535.8
Last Min: 0
Last 5 Mins: 0
Last 30 Mins: 1
Last 60 Mins: 1
Last 12 Hrs: 30
May: 6099
2025 to Date: 16297
Last
Strike:
20:58:35
12-May-2025
Current: 72.8°F
High 2:57pm: 83.1°F
Yesterday: 85.4°F
Record: 138.9°F
3-Nov-2019
Quality Index:6
42


Good

Davis AirLink Sensor
Quality Index:12
0.7

    Good Air Quality    
Particulate Matter Concentration mcg/m3
PM1.0: 0.1    PM2.5: 0.2    PM10: 0.2
UV Summary/Forecast Solar Summary
High Today:   6.2 @ 13:14
May-13

8.9
May-14

8.9
May-15

8.6
High Today:  
1139 W/m2 @ 13:14
Sun Hours Today:
06:13
   This Month: 56:28 Hrs
Rise: 05:55  Set: 20:10
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Evening
YTD Avg Temp: 46.2°F
Sunrise: 05:55
Sunset: 20:10
Moonrise: 20:42
Moonset: 06:02
Full Moon: 12-May-2025
New Moon: 03:03 UTC
26-May-2025
Updated at Midnight
Current ET: 0.22 in
7-Days Rain: 0.37 in
7-Days ET: 1.10 in
7-Day:  0.732 in water in deficit of what evaporated in last 7 days. 0.732 in
May:  0.33 in water in deficit of what evaporated this month. 0.33 in
HIGHS: LOWS:
104.2°F
16-Jul-2024
-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:1 | S3C2:4 | Ajax 3.xx
ISS:Ok | CON:4.4V | 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.   10 Historical average only to day 12 of just the month of May for this station since 2005.   11 Historical average rain this season to day 12 of May 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 Tonight & Tuesday
Tonight

Tonight: Showers And Thunderstorms
Showers And T-Storms

Lo 64 °F
NWS zone forecast:13 Showers and thunderstorms. Cloudy, with a low around 64. Southeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
NWS county forecast:14 Cloudy. A chance of showers with a slight chance of thunderstorms this evening, then showers likely after midnight. Lows in the mid 60s. Southeast winds 5 to 10 mph. Chance of rain70 percent. Tuesday

Tuesday: Rain Showers
Rain Showers

Hi 69 °F
NWS forecast:13 Rain showers before 5pm, then showers and thunderstorms. Cloudy, with a high near 69. East wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
 NWS Short Term Weather Forecast
Tuesday
Night
Tuesday Night: Showers And Thunderstorms
Showers And T-Storms
Wednesday

Wednesday: Showers And Thunderstorms
Showers And T-Storms
Wednesday
Night
Wednesday Night: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Thursday

Thursday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Thursday
Night
Thursday Night: Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
Showers And T-Storms Likely then Slight Chance Showers And T-Storms
Friday

Friday: Chance Rain Showers then Chance Showers And Thunderstorms
Chance Rain Showers then Chance Showers And T-Storms
Friday
Night
Friday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Lo 62 °F Hi 75 °F Lo 64 °F Hi 79 °F Lo 64 °F Hi 85 °F Lo 66 °F
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