#MEwx Cold and raw with rain, ice and what temps salt melts ice at

Good morning Augusta.

I’ve put up an Ambient WS 5000 weather station where you can view real time weather readings from this location online here.

This morning we have rain showers likely with a chance of freezing rain, then rain this afternoon. Ice accumulation around a trace. Highs in the lower 40s with south winds around 10 mph gusting to 20 mph.

Tonight we’ll have partly cloudy conditions during evening hours then clearing. Lows in the upper 20s with northwest winds 10 to 15 mph gusting to 30 mph.

We didn’t receive any rain or snow here over the past 24 hours.

The wind is North Northeast between  1.1 MPH and 2.7 MPH.

The Relative pressure is 29.67, the Absolute pressure is 29.47 and falling with a weather graphic indicating rain and clouds.

The  outdoor temperature is 26.1°F, the dew point is 25.1°F, the wind chill is 26.1°F and the humidity is 96%. 

Visibility is 10.0 miles / 16.1 kilometers with overcast skies.

The UV index is 0 placing the average person at no risk, the solar radiation reading is 52.3W/m2, the moon phase is Waxing Crescent and is 2.1% illuminated. Sunrise is 6:49 AM, sunset is 4:06 PM, moonrise is 8:50 AM, Moonset is 5:13 PM and we’ll have 9 hours 16 minutes of daylight today.

The moon phase is waxing crescent, our next Full Moon is on December 7 (Cold Moon), with our next new moon being on December 23.

 

With my undying thanks to the Diamond Crystal Salt web site, I now know what temperatures salt is most effective at for melting ice.

AT WHAT TEMPERATURE DOES SALT MELT ICE?

At a temperature of 30 degrees (F), one pound of salt (sodium chloride) will melt 46 pounds of ice. But, as the temperature drops, salt's effectiveness slows to the point that when you get down near 10 degrees (F) and below, salt is barely working.

Commercially available ice melt materials include salt (sodium chloride), calcium chloride, and magnesium chloride. Each ingredient has its advantages

and disadvantages but salt remains the best choice for use at temperatures above 15 degrees Fahrenheit (-9.4 degrees Celsius).

Sustained bitterly cold temperatures are fairly rare for much of the country, so in case that happens to you and all you have is salt to melt ice, what can you do?

Magnesium chloride and calcium chloride remain effective at melting ice even with bitterly cold temperatures.  For instance, magnesium chloride work down

to temperatures of -20 to -25 degrees.

The Diamond Crystal® product line offers several ice melt products that are effective at bitterly cold temperatures.  Jiffy Melt® Ice Melt Salt contains

a specially formulated blend of magnesium chloride and sodium chloride for quick-melting action at temperatures of -10 °F / -23 °C.  Flash Melt® Ice and

Snow Melt is the easy choice when temperatures get down to -25 °F / -31 °C as it contains calcium chloride that gives off heat as it dissolves, liquefying

ice.

 

 

 

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