Updated04/07/2020 10:55 
 
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WXSIM threat forecast for Northampton, initialized at 6:00 04 Jul, 2020
No Hazards
Significant weather events are not anticipated in the forecast period.
* THIS FORECAST WAS MADE IN AUTOMATED MODE AND MAY BE LESS ACCURATE THAN OTHERWISE *
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METRIC | IMPERIAL
Updated: 04/07/2020 @ 10:55  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.5°C than last hour.

18.2°C

---
High Today
18.9°C
9:47 AM
Low Today
14.9°C
1:27 AM
Yest High
18.5°C
11:54 AM
Yest Low
10.9°C
4:44 AM
Sta* High
37.3°C
2015
Sta* Low
7.8°C
2011
* This Station's Records Since 4/2009
Official Record High
Dry Dry

Wind from SW Wind:  SW
4.9

Gusting to:
8.7 mph
Current Rain Rain:
0.4 mm
Chandler Burning Index: LOW Current CBI
Fire Danger:
0.0 of 100
Today

Fog a.m.
Fog a.m.
Tonight

Mostly Cloudy
Mostly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
High: 22° Low: 15° High: 19°

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.3°C since last hour. 15.2°C
Last Hour: Decreased 0.3°C since last hour. 0.3°C
High 9:24 AM: 15.7°C
Low 12:00 AM: 13.2°C
Record High: 45.4°C on
11-Apr-2015
Record Low: -49.5°C on
11-Apr-2015
Wetbulb: 16.4°C
Rain Today
rain graph

Today: 0.40 mm
Yesterday: 1.60 mm
Last 7 Days: 10.40 mm
Jul Rain: 41.80 mm
Jul to Date
  Avg:10
0.00 mm
Jul to Date
  Diff from Avg:10
Over 41.8 mm for the month 41.80 mm
Jul Avg: 46.70 mm
Diff from Avg: Under 4.9 mm for the month 4.90 mm
Season:1 64.8 mm
YTD
  Avg:11
278.50 mm
YTD
  Diff from Avg:11
Under 213.7 mm for the year 213.70 mm
Last Rain
Time/Date:
4-Jul-2020
at 3:58 AM
35 rain days in 2020
4 days in July
0 days since last rain
Current: SW  4.9 mph
1Hr Average: 8.1 mph
Wind Run: 89.63 miles
Wind Gust
Current: 8.7 mph
Today: 21.0 mph 9:45 AM
Month: 21.0 mph 4-Jul
Year: 34.0 mph 13-Jan
Record Gust: 50.0 mph
27-Feb-2010
Sunlight:
16 hrs 37 min
of Sunlight Today
graph 69.2% 30.8%
Which is
1 min 21 sec Shorter
Than Yesterday
 
Morning Crescent, 13 days, 3 hours, 19 minutes in cycle
11%
Illuminated
Humidity Barometer
Current: Increased 1% since last hour. 83%
Last Hour: Increased 1% since last hour. 1%
High 4:20 AM: 94%
Low 9:45 AM: 80%
Record High: 100%
23-Jan-2016
Record Low: 0%
24-Nov-2015
Current: Rising 0.7  mb/hr 1007.6 mb
Last Hour: Rising slowly
High 12:34 AM: 1009.6
Low 9:35 AM: 1006.8
Record High: 1060.0 mb
15-Jun-2015
Record Low: 846.8 mb
5-May-2010
Heating Degree Days Snow3 Wind Chill Thermometer
Today: 1.1
Jul: 9.7
2020 to Date: 674.6
Cooling Degree Days
2020 to Date: 4.4
Today: 0.00 cm
Yesterday: 0.00 cm
Jul Snow: No Change 0.00 cm
Jul Avg: 0.00 cm
Diff from Avg: 0.00 cm
Season Total:2 0.00 cm
Snow Depth: 0.00 cm
0 snow days in July
0 snow days this season.2
First Snow of Season:
--
Average 1st Snow:
Current: 18.2°C
Low 1:27 AM: 14.9°C
Yesterday: 10.9°C
Record: -47.6°C
11-Apr-2015
1007.6

18.2°C Colder 0.5°C than last hour.
---
Currently 18.2, Max: 18.9, Min: 14.9
Feels like:
18°C

24-hr
difference
2°CWarmer 2°C than yesterday at this time.
Current UV Index Current Solar Energy9
1.1
Sunburn in
102 Minutes
Highest:
9:42 AM
3.0
128 W/m2
16%
W/m2 SI
High Today:
9:42 AM
631  W/m2
Record:
1350 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Morning
YTD Avg Temp: 12.1°C
Sunrise: 04:49
Sunset: 21:26
Moonrise: 21:12
Moonset: 03:43
Full Moon: July--2020
New Moon: 17:33 UTC
July--2020
Updated at Midnight
Current ET: 2.00 mm
7-Days Rain: 10.40 mm
7-Days ET: 20.80 mm
7-Day:  10.4 mm water in deficit of what evaporated in last 7 days. 10.4 mm
July:  63.1 mm water in deficit of what evaporated this month. 63.1 mm
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HIGHS: LOWS:
59.1°C
11-Apr-2015
-47.6°C
11-Apr-2015
Daytime Records
  36.8°C
30-Jun-2015
  -4.8°C
28-Feb-2018
Nitetime Records
  27.6°C
10-Jul-2010
  -7.5°C
20-Dec-2010
ICN:18 | S3C2:1 | Ajax 3.xx
ISS:Ok | CON:4.6 | 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.   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 4 of just the month of July for this station since 2010.   11 Historical average rain this season to day 4 of July for this station since 2010.
  Weather Forecast  -   Outlook Today & Tonight
Today

Fog a.m.
Fog a.m.
High: 22°
WXSIM forecast: Cloudy. Patchy light fog in the morning. Breezy and mild. High 22°. Wind south-southwest around 13 kts, gusting to 20 kts.
Local station forecast: Mostly cloudy and cooler, precipitation possible within 12 hours, possibly heavy at times, windy.
Tonight

Mostly Cloudy
Mostly Cloudy
Low: 15°
WXSIM forecast: Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Windy. Low 15°. Wind south-southwest around 13 kts, gusting to 20 kts, in the evening, becoming 17 kts, gusting to 23 kts, after midnight.
  Short Term Weather Forecast
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Fog late
Fog late
Tuesday

Fog a.m.
Fog a.m.
Tuesday
night
Fog late
Fog late
Wednesday

Partly Cloudy
Partly Cloudy
High: 19° Low: 8° High: 19° Low: 7° High: 19° Low: 9° High: 19°
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