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Updated: @ 30-Jun-2015 10:22am - next update at 12:00am  
Summary/Temperature Wind Rain Outlook


Day time
Day time
Currently 74.1F, Max: 74.5F, Min: 65.4F 74.1°F
Warmer 0.4°F than last hour.

Comfortable

Feels like: 73°F

24-hr difference
0.6°FWarmer 0.6°F than yesterday at this time.
RELAY HIGH LOW
Today: 74.5°F
8:45am
65.4°F
5:13am
Yesterday: 81.1°F
5:03pm
58.6°F
5:14am
NWS
Normal:
Record:
Year:
HIGH
87.0°F
100.0°F
1959
LOW
66.0°F
52.0°F
1988
 Wind from S S
4.0

Gust:
3.0 mph

Max Gust: 10.4 8:39am
Gust Month:   44.9   Jun 20
Rain Today: 0.00 in
Rain Yesterday: 0.000 in
Storm Rain Total: 0.00 in
June Total: 8.141 in
MTD Departure: + 4.57 in
Year Total: 22.609 in
YTD Departure: + 4.26 in
18 rain days in June
Tonight

T-Storms Likely. Chance for Measurable Precipitation 60%
T-Storms
Likely
Barometer Humidity Air Quality
Current: 29.857 inHg Falling 0.002 °F/hr
1-Hr Trend: Steady  
3-Hr Trend: Steady 
High: 29.901  | Low: 29.856
Humidity: 89 % Increased 1% since last hour.
Humidex: 90.0°F
Dew Point: 70.6°F Increased 0.7°F since last hour.
Wetbulb: 71.8°F
Current AQI

34


  Good
UV Index Forecast 7-Day Averages
30 Jun 2015     8.3
1 Jul 2015     8.1
2 Jul 2015     8.8
Temperature: 71.4 °F
Humidity: 76.5 %
Barometer: 29.885 inHg
Heat Index Cooling Degree Days Sun
Current: 72.6F
Today: 74.5 F  8:45am
Yesterday: 81.6 F
Last Week: 104.8 °F
Record: 126.5°F   22-Jul-2011
Today: 1.2
June: 256.4
2015 to Date: 415.7
Heating Degree Days
2015 to Date: 3295.6
Daylight:
graph
62.1% 37.9% 14:54 min.
-00:00:01 Minutes
-00:02 since Jun 21
Fire Risk Trends Balt. Harbor Tides Clouds
Chandler Burning Index
Chandler Burning Index: LOW
CBI= -0.6
Fire Indicators
Fire Weather Index: 0.4 low
Build Up Index: 5.9 low
Initial Spread Index: 1.0 low
Duff Moisture Code: 4.2 low
Drought Code: 24.9 low
Temp Last Hr: +0.3°F Warmer 0.4°F than last hour.
Hum. Last Hr: +1% Increased 1% since last hour.
Dew Last Hr: +0.7°F Increased 0.6°F since last hour.
Baro Last Hr: -0.005 inHg Decreased 0.006 inHg since last hour.
   
Climate Change Trend

     
Current 12 Month Temperature Trend
-1.94°F
Tue 30 June
High Tide: 06:07 2.1 ft
Low Tide: 13:40 0.6 ft
High Tide: 18:19 1.3 ft

3 hrs, 14 min. to low tide
Time Till Tide
Current Cloud Height

NWS Weather Forecast  -  Today's and Tonight's Outlook
Today

Scattered T-Storms. Chance for Measurable Precipitation 50%
Scattered
T-Storms

Hi 86 °F
NWS forecast: Isolated showers, then scattered showers and thunderstorms after noon. Mostly cloudy, with a high near 86. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
  Tonight

T-Storms Likely. Chance for Measurable Precipitation 60%
T-Storms
Likely

Lo 69 °F
NWS forecast: Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 69. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

NWS 4 Day Weather Forecast - Last Update: 7:37 am EDT Jun 30, 2015
Wednesday

Chance T-Storms. Chance for Measurable Precipitation 30%
Chance
T-Storms
Wednesday
Night

Slight Chc T-Storms. Chance for Measurable Precipitation 20%
Slight Chc
T-Storms
Thursday

Chance T-Storms. Chance for Measurable Precipitation 40%
Chance
T-Storms
Thursday
Night

Chance T-Storms. Chance for Measurable Precipitation 50%
Chance
T-Storms
Friday

Chance T-Storms. Chance for Measurable Precipitation 30%
Chance
T-Storms
Friday
Night

Chance T-Storms. Chance for Measurable Precipitation 30%
Chance
T-Storms
Independence
Day

Chance T-Storms. Chance for Measurable Precipitation 40%
Chance
T-Storms
Hi 87 °FLo 68 °F Hi 85 °FLo 67 °F Hi 82 °FLo 69 °F Hi 84 °F

Today's Temperature Facts
Todays high of 74° at 08:45 missed the record high of 100° set in 1959 by 26 degrees
Todays low of 65° at 05:13 missed the record low of 52° set in 1988 by 13 degrees

Today in Weather History

Weather History for June 30
 
1886
The second destructive hurricane in nine days hit the Apalachicola-Tallahassee area. (David Ludlum)

1972
The entire state of Pennsylvania was declared a disaster area as a result of the catastrophic flooding caused by Hurricane Agnes, which claimed 48 lives, and caused 2.1 billion dollars damage. (The Weather Channel)

 
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A.Arudel Co. Carroll Co. Frederick Co. NW Harford Co. NW Howard Co. NW Montgomery Co. No.Balt.Co. P.Georges Co. SE Harford Co. SE Howard Co. SE Montgomery Co. So.Balt.Co.