METAR with missing visibility

[nabeelio]

CAVOK but isn't getting parsed properly

<response xmlns:xsd="http://www.w3.org/2001/XMLSchema"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="1.2"
          xsi:noNamespaceSchemaLocation="http://www.aviationweather.gov/static/adds/schema/metar1_2.xsd">
    <request_index>109074758</request_index>
    <data_source name="metars"/>
    <request type="retrieve"/>
    <errors/>
    <warnings/>
    <time_taken_ms>7</time_taken_ms>
    <data num_results="1">
        <METAR>
            <raw_text>LFRS 101630Z AUTO 32007KT 280V340 CAVOK 15/05 Q1027 TEMPO SCT035TCU</raw_text>
            <station_id>LFRS</station_id>
            <observation_time>2020-10-10T16:30:00Z</observation_time>
            <latitude>47.17</latitude>
            <longitude>-1.6</longitude>
            <temp_c>15.0</temp_c>
            <dewpoint_c>5.0</dewpoint_c>
            <wind_dir_degrees>320</wind_dir_degrees>
            <wind_speed_kt>7</wind_speed_kt>
            <visibility_statute_mi>6.21</visibility_statute_mi>
            <altim_in_hg>30.324802</altim_in_hg>
            <quality_control_flags>
                <auto>TRUE</auto>
            </quality_control_flags>
            <sky_condition sky_cover="CAVOK"/>
            <flight_category>VFR</flight_category>
            <metar_type>SPECI</metar_type>
            <elevation_m>26.0</elevation_m>
        </METAR>
    </data>
</response>

[nabeelio]

Problem is that the trend (TEMPO ...) is overwriting params