DrJack's BLIPSPOT for: WED 05/27 Truckee 7206ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0659z - - 1001z - - - - - 1853z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 9 hr FCST PERIOD Temp@2m - - - 35.0 - - 35.9 - - - - - 35.4 Temp@2m Sfc.Heating - - - 125 - - 158 - - - - - 10 Sfc.Heating BL Depth - - - 1710 - - 1523 - - - - - 870 BL Depth Hcrit - - - 7914 - - 7877 - - - - - 7206 Hcrit BL Top - - - 8916 - - 8730 - - - - - 8076 BL Top Hgt.Variab. - - - 2030 - - 2315 - - - - - 1185 Hgt.Variab. W* - - - 262 - - 270 - - - - - 92 W* B/S - - - 3 - - 2 - - - - - 3 B/S BL Wind - - - 18 - - 21 - - - - - 6 BL Wind Direction - - - 265 - - 250 - - - - - 259 Direction Wind Shear - - - 11 - - 15 - - - - - 3 Wind Shear Max.Converg - - - -34 - - -38 - - - - - -20 Max.Converg CLOUDpotent - - - 1694 - - 1508 - - - - - 854 CLOUDpotentl sfcLCL - - - 7222 - - 7223 - - - - - 7222 sfcLCL ODpotential - - - 625 - - 609 - - - - - -1195 ODpotential blCL - - - 8291 - - 8121 - - - - - 9271 blCL maxRH - - - 100 - - 101 - - - - - 91 maxRH CAPE - - - 0 - - 10 - - - - - 0 CAPE Temp@2m - - - 35.0 - - 35.9 - - - - - 35.4 Temp@2m DewPt@2m - - - 32.4 - - 32.6 - - - - - 31.3 DewPt@2m Temp@Bot - - - 34.2 - - 35.0 - - - - - 35.4 Temp@Bot DewPt@Bot - - - 31.4 - - 32.0 - - - - - 30.8 DewPt@bot Sfc.Heating - - - 125 - - 158 - - - - - 10 Sfc.Heating BL Depth - - - 1710 - - 1523 - - - - - 870 BL Depth EXPERIMENT - - - 101 - - 104 - - - - - 63 EXPERIMENT EXPERIMENT2 - - - 4 - - 5 - - - - - 5 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z [ft] ------------------------------------------------------------------------------------------- [ft] 98707 14 136 8 081 12 095 98707 91226 16 142 8 111 8 066 91226 85452 17 130 12 108 8 078 85452 80676 12 105 7 125 8 108 80676 76585 9 124 9 126 12 088 76585 72978 11 118 10 139 10 098 72978 69703 8 137 8 145 5 095 69703 66669 8 184 8 157 4 126 66669 63837 11 160 9 149 9 171 63837 61084 6 138 9 160 14 171 61084 58194 4 097 7 149 12 148 58194 55186 4 040 7 130 2 067 55186 52319 6 354 4 103 6 254 52319 49738 4 006 1 002 7 160 49738 47425 3 002 2 219 12 103 47425 45328 7 084 8 151 11 077 45328 43407 10 062 13 120 6 072 43407 41629 9 045 13 088 4 112 41629 39972 10 052 12 074 5 139 39972 38424 15 049 12 070 8 114 38424 36982 19 048 15 063 11 072 36982 35621 20 048 18 061 14 052 35621 34279 20 046 22 053 16 052 34279 32928 20 049 25 046 19 051 32928 31573 25 057 26 046 23 039 31573 30206 30 055 28 043 26 032 30206 28815 36 050 32 034 29 027 28815 27407 41 047 35 029 27 028 27407 25984 44 048 31 031 17 043 25984 24553 47 049 25 032 8 155 24553 23109 43 052 22 033 11 181 23109 21640 38 053 19 032 7 181 21640 20139 32 050 20 030 6 187 20139 18629 28 042 21 029 8 182 18629 17186 25 034 21 031 7 169 17186 15874 22 037 22 032 6 161 15874 14701 19 039 21 028 5 176 14701 13645 19 021 18 013 4 178 13645 12687 18 357 16 342 3 174 12687 11817 16 329 16 297 1 175 11817 11027 17 303 21 268 1 293 11027 10311 19 291 24 257 2 303 10311 9662 20 284 25 254 3 285 9662 9066 20*275 25*252 5 267 9066 8528 20*268 25*251 6*261 8528 8070 20 266 24 250 6*260 8070 7713 19 264 22 250 6 259 7713 7463 17 263 19 250 6 259 7463 7311 14 263 16 250 5 259 7311 7222 9 263 10 250 3 259 7222 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 21Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography