Gust factor ...
From the Metars ... max adjustment to Vref I can see is 5kts .. so not really significant
12:12 PM 22.0 °C 20.0 °C 88% 1009.4 hPa 2.8 kilometers WSW 11.1 km/h / 3.1 m/s - 0.1 cm Rain , Thunderstorm Heavy Thunderstorms and Rain
SPECI KSAV 271612Z 25006KT 1 3/4SM R01/4500VP6000FT +TSRA BR FEW003 SCT012CB BKN030 OVC130 22/20 A2981 RMK AO2 TSE02B12RAB07 FRQ LTGIC SW-W TS SW-W MOV NE P0002
12:18 PM 22.0 °C 20.0 °C 88% 1009.7 hPa 1.6 kilometers WSW 24.1 km/h / 6.7 m/s 31.5 km/h / 8.7 m/s 0.2 cm Rain , Thunderstorm Heavy Thunderstorms and Rain
SPECI KSAV 271618Z 25013G17KT 1SM R01/3000V6000FT +TSRA BR FEW003 SCT012CB BKN018 OVC130 22/20 A2982 RMK AO2 TSE02B12RAB07 FRQ LTGIC OHD TS OHD MOV NE P0009 $
12:21 PM 22.0 °C 20.0 °C 88% 1009.7 hPa 1.2 kilometers WSW 13.0 km/h / 3.6 m/s 31.5 km/h / 8.7 m/s 0.4 cm Rain , Thunderstorm Heavy Thunderstorms and Rain
SPECI KSAV 271621Z 25007G17KT 3/4SM R01/2600VP6000FT +TSRA BR FEW007 SCT012CB BKN020 OVC130 22/20 A2982 RMK AO2 TSE02B12RAB07 FRQ LTGIC OHD TS OHD MOV NE P0017 $
12:30 PM 22.0 °C 20.0 °C 88% 1008.7 hPa 2.4 kilometers WSW 14.8 km/h / 4.1 m/s - 0.7 cm Rain , Thunderstorm Heavy Thunderstorms and Rain
SPECI KSAV 271630Z 25008KT 1 1/2SM R01/4500VP6000FT +TSRA BR FEW007 SCT012CB OVC029 22/20 A2979 RMK AO2 VIS 3/4V4 TSE02B12RAB07 FRQ LTGIC N-NE TS N-NE MOV NE P0029 $
12:43 PM 23.0 °C 21.0 °C 88% 1008.4 hPa 16.1 kilometers South 11.1 km/h / 3.1 m/s - 0.9 cm Rain Light Rain
SPECI KSAV 271643Z 19006KT 10SM -RA FEW007 SCT027 BKN037 OVC130 23/21 A2978 RMK AO2 TSE02B12E42RAB07 PRESFR CB DSNT NE-E MOV NE P0034