DrJack's BLIPSPOT for: MON 09/21 Truckee 7207ft 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 - - - 0955z - - 1000z - - - - - 1854z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - - - - 9 hr FCST PERIOD Temp@2m - - - 65.2 - - 68.2 - - - - - 52.7 Temp@2m Sfc.Heating - - - 279 - - 228 - - - - - -25 Sfc.Heating BL Depth - - - 6162 - - 11365 - - - - - 16 BL Depth Hcrit - - - 11583 - - 15611 - - - - - 7207 Hcrit BL Top - - - 13370 - - 18573 - - - - - 7224 BL Top Hgt.Variab. - - - 4986 - - 2784 - - - - - 378 Hgt.Variab. W* - - - 513 - - 589 - - - - - 5 W* B/S - - - 13 - - 31 - - - - - 0 B/S BL Wind - - - 7 - - 3 - - - - - 4 BL Wind Direction - - - 115 - - 117 - - - - - 287 Direction Wind Shear - - - 3 - - 3 - - - - - 0 Wind Shear Max.Converg - - - 14 - - 71 - - - - - -12 Max.Converg CLOUDpotent - - - -1405 - - 2330 - - - - - -1917 CLOUDpotentl sfcLCL - - - 14776 - - 16244 - - - - - 9141 sfcLCL ODpotential - - - -3825 - - 1039 - - - - - -6018 ODpotential blCL - - - 17195 - - 17534 - - - - - 13242 blCL maxRH - - - 76 - - 100 - - - - - 70 maxRH CAPE - - - 40 - - 90 - - - - - 260 CAPE Temp@2m - - - 65.2 - - 68.2 - - - - - 52.7 Temp@2m DewPt@2m - - - 25.4 - - 21.7 - - - - - 37.7 DewPt@2m Temp@Bot - - - 63.5 - - 66.5 - - - - - 54.5 Temp@Bot DewPt@Bot - - - 25.0 - - 21.3 - - - - - 37.6 DewPt@bot Sfc.Heating - - - 279 - - 228 - - - - - -25 Sfc.Heating BL Depth - - - 6162 - - 11365 - - - - - 16 BL Depth EXPERIMENT - - - 5 - - 102 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - - - - 6 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] 98287 8 356 3 333 11 274 98287 90982 9 015 6 021 8 346 90982 85341 10 009 9 035 14 008 85341 80657 11 030 12 021 14 025 80657 76614 9 053 8 008 15 032 76614 73032 4 110 5 320 12 023 73032 69784 3 135 1 291 4 018 69784 66788 5 144 7 205 3 317 66788 63999 3 206 7 222 7 268 63999 61294 7 249 10 240 14 266 61294 58471 9 251 12 233 17 256 58471 55543 12 253 14 243 19 256 55543 52749 16 251 19 248 18 256 52749 50236 17 238 17 247 18 261 50236 47984 14 221 17 254 17 272 47984 45938 10 209 14 238 19 284 45938 44056 7 200 7 227 16 285 44056 42315 9 183 3 257 16 300 42315 40694 12 150 3 177 14 315 40694 39182 13 131 6 113 13 339 39182 37776 14 124 8 095 11 008 37776 36446 15 112 12 100 16 015 36446 35133 16 103 16 095 21 009 35133 33812 15 109 13 093 18 014 33812 32488 13 146 14 148 15 039 32488 31142 20 179 16 150 17 053 31142 29755 23 172 16 144 17 045 29755 28331 21 163 16 144 16 041 28331 26874 17 162 14 145 14 049 26874 25390 14 159 12 139 12 063 25390 23884 14 149 11 135 9 065 23884 22351 15 149 12 140 7 054 22351 20784 14 148 10 144 6 037 20784 19210 12 141 8*140 4 031 19210 17702 9 134 5*127 6 032 17702 16329 7 128 4 128 9 034 16329 15098 6 125 4 125 10 037 15098 13989 6*126 4 122 10 039 13989 12981 7*125 4 117 12 039 12981 12064 7 122 4 112 12 039 12064 11230 8 120 3 111 13 034 11230 10476 8 117 3 108 13 023 10476 9792 8 114 3 106 14 012 9792 9165 8 112 3 104 16 359 9165 8597 7 110 3 103 18 348 8597 8114 7 108 3 101 17 337 8114 7738 7 107 2 101 15 320 7738 7476 7 106 2 100 11 303 7476 7316 6 105 2 098 9*295 7316 7224 5 105 2 101 4*287 7224 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