Updated25/02/2018 03:50 
 
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WXSIM threat forecast for Northampton, initialized at 10:00 PM 24 Feb, 2018
Significant Snow
There is a 70 percent chance of snow Friday. Snow accumulations of about 2 centimeters are possible.

* THIS FORECAST WAS MADE IN AUTOMATED MODE AND MAY BE LESS ACCURATE THAN OTHERWISE *
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METRIC | IMPERIAL
Updated: 25/02/2018 @ 03:50  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.2°C than last hour.

-1.7°C

Wind Chill:  -3.9°C
Feels like:  -4°C
---
High Today
-0.5°C
12:00 AM
Low Today
-1.7°C
3:40 AM
Yest High
6.4°C
2:51 PM
Yest Low
-2.3°C
7:01 AM
Sta* High
13.6°C
2011
Sta* Low
1.0°C
2013
* This Station's Records Since 4/2009
Station Record Low
<!-- fixupCondition in='Night time/Dry ' out='Night time, Dry' ocnt='2' --><!-- vals split on slash -->
Night time, Dry Night time, Dry

Wind from NNE Wind:  NNE
3.2

Gusting to:
2.6 mph
Current Snow Snow3:
0.00 cm
Chandler Burning Index: LOW Current CBI
Fire Danger:
-2.2 of 100
Rest of
tonight
Clear
Clear
Sunday

Sunny
Sunny
Sunday
night
Mostly Clear
Cold!
Mostly Clear
Cold!
Low: -2° High: 5° Low: -3°

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.2°C since last hour. -3.1°C
Last Hour: Decreased 0.2°C since last hour. 0.2°C
High 12:00 AM: -1.8°C
Low 3:40 AM: -3.1°C
Record High: 45.4°C on
11-Apr-2015
Record Low: -49.5°C on
11-Apr-2015
Wetbulb: -2.2°C
Rain Today
rain graph

Melt Today: 0.00 mm
Yesterday: 0.00 mm
Last 7 Days: 3.60 mm
Feb Rain: 26.00 mm
Feb to Date
  Avg:10
18.20 mm
Feb to Date
  Diff from Avg:10
Over 7.8 mm for the month 7.80 mm
Feb Avg: 47.90 mm
Diff from Avg: Under 21.9 mm for the month 21.90 mm
Season:1 82.8 mm
YTD
  Avg:11
77.50 mm
YTD
  Diff from Avg:11
Over 5.3 mm for the year 5.30 mm
Last Rain
Time/Date:
23-Feb-2018
at 10:17 AM
37 rain days in 2018
14 days in February
2 days since last rain
Current: NNE  3.2 mph
1Hr Average: 3.8 mph
Wind Run: 20.26 miles
Wind Gust
Current: 2.6 mph
Today: 10.0 mph 2:42 AM
Month: 29.0 mph 10-Feb
Year: 42.0 mph 18-Jan
Record Gust: 50.0 mph
27-Feb-2010
Sunlight:
10 hrs 37 min
of Sunlight Today
graph 44.2% 55.8%
Which is
4 min 00 sec Longer
Than Yesterday
 
Morning Crescent, 9 days, 6 hours, 46 minutes in cycle
17%
Illuminated
Humidity Barometer
Current: No Change 90%
Last Hour: No Change 0%
High 12:00 AM: 91%
Low 1:41 AM: 90%
Record High: 100%
23-Jan-2016
Record Low: 0%
24-Nov-2015
Current: Rising 0.3  mb/hr 1026.2 mb
Last Hour: Steady
High 3:48 AM: 1026.2
Low 12:02 AM: 1025.4
Record High: 1060.0 mb
15-Jun-2015
Record Low: 846.8 mb
5-May-2010
Heating Degree Days Snow3 Wind Chill Thermometer
Today: 2.8
Feb: 358.1
2018 to Date: 760.1
Cooling Degree Days
2018 to Date: 0.0
Today: 0.00 cm
Yesterday: 0.00 cm
Feb Snow: Under 2.3 cm for the month 0.00 cm
Feb Avg: 2.30 cm
Diff from Avg: -2.30 cm
Season Total:2 0.00 cm
Snow Depth: 0.00 cm
0 snow days in February
0 snow days this season.2
First Snow of Season:
--
Average 1st Snow:
Current: -3.9°C
Low 2:43 AM: -5.3°C
Yesterday: -5.7°C
Record: -47.6°C
11-Apr-2015
1026.2

-1.7°C Colder 0.2°C than last hour.
---
Currently -1.7, Max: -0.5, Min: -1.7
Feels like:
-4°C

24-hr
difference
-0.5°CColder 0.5°C than yesterday at this time.
UV Summary/Forecast Solar Summary
High Yest:   1.3 @ 12:12 PM
Feb-25

1.3
Feb-26

1.2
Feb-27

1.1
High Yest:   545.0 @ 11:11 AM
Sun Hours Today:
00:00
   This Month: 73:53 Hrs
Rise: 06:58  Set: 17:35
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 4.5°C
Sunrise: 06:58
Sunset: 17:35
Moonrise: 12:16
Moonset: 03:26
Full Moon: March--2018
New Moon: 13:12 UTC
March--2018
Updated at Midnight
Current ET: 0.20 mm
7-Days Rain: 3.60 mm
7-Days ET: 5.30 mm
7-Day:  1.7 mm water in deficit of what evaporated in last 7 days. 1.7 mm
February:  5 mm water in excess of what evaporated this month. 5 mm
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HIGHS: LOWS:
36.8°C
30-Jun-2015
-7.5°C
20-Nov-2010
Daytime Records
  36.8°C
30-Jun-2015
  -4.0°C
03-Dec-2010
Nitetime Records
  27.6°C
10-Jul-2010
  -7.5°C
20-Dec-2010
ICN:13 | S3C2:1 | Ajax 3.xx
ISS:Ok | CON:4.4 | RCP:98%
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured usually around 7AM and 7PM.   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 Cloud hieght from METAR data.   10 Historical average only to day 25 of just the month of February for this station since 2009.   11 Historical average rain this season to day 25 of February for this station since 2009.
 WXSIM Weather Forecast  -   Outlook Rest of tonight & Sunday
Rest of
tonight
Clear
Clear
Low: -2°
WXSIM forecast: Clear. Low -2°. Wind chill as low as -6. Wind east-northeast around 8 kts.
Local station forecast: Partly cloudy with little temp change.
Sunday

Sunny
Sunny
High: 5°
WXSIM forecast: Sunny. High 5°. Wind east-northeast around 10 kts, gusting to 18 kts.
 WXSIM Short Term Weather Forecast
Sunday
night
Mostly Clear
Cold!
Mostly Clear
Cold!
Monday

Mostly Cloudy
Cold!
Mostly Cloudy
Cold!
Monday
night
Partly Cloudy
Cold!
Partly Cloudy
Cold!
Tuesday

Snow
Cold!
Snow
Cold!
Tuesday
night
Snow
Cold!
Snow
Cold!
Wednesday

Snow
Cold!
Snow
Cold!
Wednesday
night
Partly Cloudy
Cold!
Partly Cloudy
Cold!
Low: -3° High: 2° Low: -4° High: 2° Low: -4° High: 0° Low: -6°
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