La Crosse Technology WS-8015U instruction manual Weather Icons, Weather Tendency Arrows

Pressure trend arrow

1.Weather Icons

a.There are 3 possible weather icons that will be displayed at various times in the center of the indoor weather station.

iSunny—indicates that the weather is expected to improve (not that the weather will be sunny).

iiSun with Clouds—indicates that the weather is expected to be fair (not that the weather will be sunny with clouds).

iiiClouds with Rain—indicates that the weather is expected to get worse (not that the weather will be rainy).

b.The weather icons change when the unit detects a change in air pressure.

c.The icons change in order, from “sunny” to “sun with clouds” to “clouds with rain” or the reverse.

d.It will not change from “sunny” directly to “clouds with rain”, although it is possible for the change to occur quickly.

e.If the symbols do not change, the weather has not changed (or the change has been slow and gradual).

f.The sensitivity of the change in foreacst icon is set by the user in section F of the Detailed Set Up Guide.

H.Weather Tendency Arrows

1. Along with the forecast icon there is a pressure tendency arrow.

2. There is one that points up (on the left side of the LCD) and one that points down (on the right side of the LCD).

3.These arrows reflect current changes in the air pressure.

4.An arrow pointing up indicates that the air pressure is increasing and the weather is expected to improve or remain good.

5.An arrow pointing down indicates that the air pressure is decreasing and the weather is expected to become worse or remain poor.

6.No arrow means the pressure is stable.

7.A storm can be expected if there is a drop of 4 hPa or more in less than 6 hours. The clouds with rain icon will be displayed and the tendency arrow that points down will be flashing—indicating the storm warning feature has been activated. The flashing will stop

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