| Ceiling: | Sky clear |
| Wind: | 180° @ 5kt |
| Temperature: | 17°F |
| Dewpoint: | 3°F |
| Weather: | N/A |
| Visbility: | 10SM |
| Clouds: | Scattered @ 12,000ft |
METAR KGRB 180053Z 18005KT 10SM SCT120 M08/M16 A3010 RMK AO2 SLP211 T10831156
| Ceiling: | 9,000ft |
| Wind: | 190° @ 6kt |
| Weather: | N/A |
| Visbility: | 6SM |
| Clouds: | Broken @ 9,000ft |
TAF KGRB 172321Z 1800/1824 19006KT P6SM BKN090 FM180700 18008G15KT P6SM -SN OVC045 FM180800 18009G17KT 3SM -SN OVC025 WS020/22035KT TEMPO 1809/1812 1 1/2SM -SN BKN015 FM181300 20008G15KT P6SM -SN FZDZ BKN022 FM181500 23010G17KT P6SM BKN035
| Ceiling: | 4,500ft |
| Wind: | 180° @ 8kt, gusts 15kt |
| Weather: | Light snow |
| Visbility: | 6SM |
| Clouds: | Overcast @ 4,500ft |
TAF KGRB 172321Z 1800/1824 19006KT P6SM BKN090 FM180700 18008G15KT P6SM -SN OVC045 FM180800 18009G17KT 3SM -SN OVC025 WS020/22035KT TEMPO 1809/1812 1 1/2SM -SN BKN015 FM181300 20008G15KT P6SM -SN FZDZ BKN022 FM181500 23010G17KT P6SM BKN035
| Ceiling: | 2,500ft |
| Wind: | 180° @ 9kt, gusts 17kt |
| Weather: | Light snow |
| Visbility: | 3SM |
| Clouds: | Overcast @ 2,500ft |
TAF KGRB 172321Z 1800/1824 19006KT P6SM BKN090 FM180700 18008G15KT P6SM -SN OVC045 FM180800 18009G17KT 3SM -SN OVC025 WS020/22035KT TEMPO 1809/1812 1 1/2SM -SN BKN015 FM181300 20008G15KT P6SM -SN FZDZ BKN022 FM181500 23010G17KT P6SM BKN035
| Ceiling: | 1,500ft |
| Wind: | 000° @ kt |
| Weather: | Light snow |
| Visbility: | 1SM |
| Clouds: | Broken @ 1,500ft |
TAF KGRB 172321Z 1800/1824 19006KT P6SM BKN090 FM180700 18008G15KT P6SM -SN OVC045 FM180800 18009G17KT 3SM -SN OVC025 WS020/22035KT TEMPO 1809/1812 1 1/2SM -SN BKN015 FM181300 20008G15KT P6SM -SN FZDZ BKN022 FM181500 23010G17KT P6SM BKN035
| Ceiling: | 2,200ft |
| Wind: | 200° @ 8kt, gusts 15kt |
| Weather: | Light snow, freezing drizzle |
| Visbility: | 6SM |
| Clouds: | Broken @ 2,200ft |
TAF KGRB 172321Z 1800/1824 19006KT P6SM BKN090 FM180700 18008G15KT P6SM -SN OVC045 FM180800 18009G17KT 3SM -SN OVC025 WS020/22035KT TEMPO 1809/1812 1 1/2SM -SN BKN015 FM181300 20008G15KT P6SM -SN FZDZ BKN022 FM181500 23010G17KT P6SM BKN035
| Ceiling: | 3,500ft |
| Wind: | 230° @ 10kt, gusts 17kt |
| Weather: | N/A |
| Visbility: | 6SM |
| Clouds: | Broken @ 3,500ft |
TAF KGRB 172321Z 1800/1824 19006KT P6SM BKN090 FM180700 18008G15KT P6SM -SN OVC045 FM180800 18009G17KT 3SM -SN OVC025 WS020/22035KT TEMPO 1809/1812 1 1/2SM -SN BKN015 FM181300 20008G15KT P6SM -SN FZDZ BKN022 FM181500 23010G17KT P6SM BKN035