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Carroll Co.
 Details for Carroll Co. Severe Thunderstorm Watch  +2 additional alerts
 Montgomery Co.
 Details for Montgomery Co. Severe Thunderstorm Watch  +1 additional alert
 Prince Georges Co.
 Details for Prince Georges Co. Severe Thunderstorm Watch  +1 additional alert
 Howard Co.
 Details for Howard Co. Severe Thunderstorm Watch
 Anne Arundel Co.
 Details for Anne Arundel Co. Coastal Flood Advisory

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Trends as of 16-Aug-2026 at 5:57pm

( Note: Only the 'Current' values may be updated in near-realtime, while the other values are current when the page is loaded. The other data was from 16-Aug-2026 5:57pm. Reload this page for updated data.)
TIME TEMP
°F		 WIND SPEED
mph		 WIND GUST
mph		 WIND DIR
 		 HUMIDITY
%		 DEW POINT
°F		 PRESSURE
inHg		 RAIN
in
Current 76.9 0.0 1.2 SE 85 72.0 1012.5 0.07
5 minutes ago 76.6 0.0 1.2 SE 85 71.7 1012.5 0.07
10 minutes ago 76.4 3.5 3.5 SE 85 71.6 1012.5 0.07
15 minutes ago 76.2 0.0 1.2 SE 86 71.7 1012.6 0.07
20 minutes ago 76.2 0.0 1.2 SE 86 71.7 1012.9 0.07
30 minutes ago 75.8 1.2 2.3 SE 87 71.6 1012.9 0.07
45 minutes ago 75.1 2.3 4.6 SSE 88 71.3 1012.8 0.07
60 minutes ago 74.6 0.0 0.0 SSE 88 70.8 1012.8 0.07
75 minutes ago 74.4 0.0 0.0 SSE 88 70.7 1013.1 0.07
90 minutes ago 74.3 0.0 0.0 SSE 88 70.5 1013.3 0.07
105 minutes ago 74.1 1.2 2.3 SSE 88 70.3 1013.3 0.07
120 minutes ago 74.1 1.2 2.3 E 88 70.3 1013.5 0.07

Records and Stats

RAIN SNOW  
Today 0.07 in. with 0.00 in past hour Today 0.00 in.
Yest. 0.00 in. Yest. 0 in.
Month 2.21 in. 7 day(s) with rain Month 0 in. 0 day(s) with snow
Year 16.64 in. 93 day(s) with rain Season 12.350 in. (reset July 1st)
Last occurred 8/16/2026 at 14:39 2025/26 season 0 day(s) with snow (1st snow 1/1/2026)
Current event Started 8/16/2026 with 0.07 in. Potential accum 0.00 (1"Rain = 10"Snow)
No precipitation 0 Consecutive day(s) Est Snowline Alt 10960 Ft
AIR MOISTURE
Relative Humidity 85%  Rate: -3% /hr Dew Point 72.0 °F   Rate: +1.2 °F /hr
Absolute Humidity 8.44 g/m3 Wet Bulb Temp 73.6 °F
Air Density 1.17 kg/m3 DP Depression 4.9°F
BAROMETER HIGHS WIND CHILL LOWS
Today 1018.8 mb at 00:08 Today 73.0 °F at 14:14
Yest. 1020.2 mb at 11:57 Yest. 70.1 °F at 05:16
Month 1020.2 mb on 8/15/2026 Month 66.9 °F on 8/1/2026
Year 1039.2 mb on 1/24/2026 Year -27.4 °F on 1/24/2026
BAROMETER LOWS HEAT INDEX HIGHS
Today 1012.5 mb at 17:47 Today 77.3 °F at 10:14
Yest. 1017.0 mb at 00:00 Yest. 99.7 °F at 15:21
Month 1004.9 mb on 8/3/2026 Month 116.8 °F on 8/6/2026
Year 988.4 mb on 3/16/2026 Year 127.4 °F on 7/2/2026
TEMPERATURE HIGHS HOT DAYS THIS MONTH
Today 77.3 °F at 10:14   Max > 86 °F 13 day(s)
Yest. 93.0 °F at 16:45 Max > 77 °F 16 day(s)
Month 96.4 °F on 8/6/2026 Warmest day 87.4F on: Aug 09 2026
Year 106.2 °F on 7/4/2026 Warmest night 80.0F on: Aug 14 2026
TEMPERATURE LOWS COLD DAYS THIS MONTH
Today 73.0 °F at 14:14   Min < 32 °F 0 day(s)
Yest. 70.1 °F at 05:16 Min < 5 °F 0 day(s)
Month 66.9 °F on 8/1/2026 Coldest day 80.2F on: Aug 02 2026
Year 8.1 °F on 1/30/2026 Coldest night 71.4F on: Aug 11 2026
HOT TUB TEMPERATURE HOT/COLD DAYS THIS YEAR
Current 85.8 °F Max > 100 °F 6 day(s)
Today's High 86.1 °F at 03:27 Max > 90 °F 55 day(s)
Today's Low 84.4 °F at 00:09 Min < 32 °F 51 day(s)
Graph Hot Tub Temp Graph Min < 15 °F 10 day(s)
SOIL TEMPERATURE HIGHS GRASS TEMPERATURE
Current 77.2 °F at 10cm below grd. Current 106.1 °F at 10cm above grd.
Today 77.5 °F at 00:13 Today's High 223.1 °F at 00:24
Month 82.4 °F on 8/9/2026
Year 88.9 °F on 7/3/2026 Air Frost 00:00 hours overnight
SOIL TEMPERATURE LOWS GRASS TEMPERATURE LOWS
Today 75.8 °F at 07:08 Today 97.3 °F at 06:14
Month 72.9 °F on 8/1/2026 Month 72.7 °F on 8/1/2026
Year -21.3 °F on 7/17/2026 Year 8.1 °F on 1/30/2026
CURRENT WIND
Wind direction plot
Now 0.1 SE
Gust 0.0 SE
Gust/hr 5 mph SSE
WIND GUST HIGHS
Today 17.3 mph SE at 13:26
Yest. 13 mph NE at 08:44
Month 42.6 mph on 8/10/2026
Year 59.8 mph on 4/1/2026
WIND GUST AVERAGE HIGHS
Today 9.6 ESE at 11:21
Yest. 11 mph at 13:21
Month 27.8 mph on 8/10/2026
Year 38.1 mph on 2/7/2026
WIND CHILL LOWS
Today 73.0 °F at 14:14
Yest. 70.1 °F at 05:16
Month 66.9 °F on 8/1/2026
Year -27.4 °F on 1/24/2026
WIND RUN
Today 20.03 miles
Yest. 50.89 miles
Week (Su-Sa) 20.03 miles
Month 708.92 miles
Year 18329.10 miles

Sun & Moon Data

CURRENT

Current Icon

  Black Body Nightime Cloud Sensor  

(Cloud Temp 84.0°F / Air Temp 76.9°F / Diff -7.1°F)


  Snowmaking Quality Forecast  

Current Wet Bulb Temp = 73.6
Get your local snowmaking Forecast


Solar Graph



  Current UV Index  
0.5

 Low 

UV Index exposure risk
An international standard measurement of the strength of sunburn producing ultraviolet (UV) radiation at a particular place and time. The index is a linear scale directly proportational to the intensity of the UV radiation that causes sunburn on human skin.
UV Index Legend



Moon Phase
Waxing Crescent Moon
Cloudy/Humid 54% of max. - Humid
Solar Energy W/m2 of a possible 366 W/m2
Sunshine Last Hr 0 minutes in last hour
SOLAR HIGHS
Today 388 W/m2 at 11:52
Yest. 923.0 W/m2 at 13:24
Month 388.0 W/m2 on 7/3/2026
Year 1508.0 W/m2 on 8/16/2026
SOLAR TOTALS      (Sunshine => 80%)
Today 00:00 hrs of sunshine of 13:42 possible  (1.1kwh)
Yest. 08:13 hrs of sunshine of 13:44:00 possible
Month 76:30 hours of sunshine  (80.8kwh)
Year 1211:41 hours of sunshine  (1065.4kwh)
UV INDEX
Current index 0.5 (Burn time 236 minutes)
24 Hrs Ago 0.6
Todays High 2.1 at 11:51
Yest. High 5.1 at 13:24
Month High 7.4 on 8/5/2026
Year High 7.6 on 6/12/2026
EVAPOTRANSPIRATION
Current rate 0.060 inches/hr.
Yest. rate 0.255 inches/hr.
Week 1.453 in. with 0.31 in. of rain
Month 2.95 in. with 2.16 in. of rain
Year 33.319 in. with 16.59 in. of rain
Current soil moisture deficit 39.14 in.
RISE & SET
Sun Current Elevation 24.6°
Sun Current Azimuth 278°' 2' 54.70"
Morning Astronimal Twilight 04:41
Morning Civil Twilight 05:52
Sun rise 06:20
Solar noon 13:11
Sun transit 13:11 08 16 2026
Sun set 20:02
Evening Civil Twilight 20:30
Evening Astronimal Twilight 21:41
Moon rise 10:37 on 08/16/26
Moon transit 16:17 08 16 2026
Moon set 21:23 on 08/15/26
MOON PHASES
Current Moon age: 4 days,3 hours,7 minutes,18%
New Moon 17:37 UTC August 12 2026
1st Quarter 02:47 UTC August 20 2026
Full Moon 04:19 UTC August 28 2026
Last Quarter 07:52 UTC September 4 2026
Next New Moon 03:28 UTC September 11 2026
Next Full Moon 04:19 UTC August 28 2026

Fire Danger Data

Fire Weather Index Components
Chandler Burning Index

Current CBI = 0.2
RH = 85%     T = 24.53°C



Chandler Burning Index (CBI) Discription

Fine fuel moisture code
0~150  Time lag = 16 Hours 		Today
88.3		 Yest.
85.5
Duff moisture code
0~150  Time lag = 12 Days 		18.5 15.7
Drought code
0~800  Time lag = 52 Days 		300.7 292.6
Initial spread index
0~100 		4.4 2.4
Build up index
0~200 		32.0 27.7
Fire Weather Index (FWI) Structure
Fire Weather Index
Calculated daily at Noon  (12:00 Standard Time)
0~50 		   1.7
 
Forest Fire Danger Index
Calculated FFDD (Tall Eucalypt Forest)
0~100+ 		   1.5

* TEST Climate tags - monthheat= 0000.0 Sunshine2 = 00.1 Intensity1= 995.0 UVIndex2= 06.0 Energy2= 002.2 Lightning3= 294
* Todays BWI records: max temp= 101.0 in 1997 record min temp= 53.0 in 2013, Todays BWI average max temp= 87.0 average min temp= 66.0
* TEST Zambretti Forecast: Unsettled, rain later  -  8/16/2026 @ 12:04

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