DrJack's BLIPSPOT for: SAT 12/13 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 0653z - - 0955z - - 1000z - - 1333z - - 1855z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 34.3 - - 39.9 - - 39.4 - - 39.0 - - 35.8 Temp@2m Sfc.Heating -50 - - -36 - - -54 - - -32 - - -32 Sfc.Heating BL Depth 16 - - 16 - - 16 - - 16 - - 16 BL Depth Hcrit 7206 - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top 7223 - - 7223 - - 7223 - - 7223 - - 7223 BL Top Hgt.Variab. 49 - - 78 - - 72 - - 91 - - 60 Hgt.Variab. W* 8 - - 12 - - 16 - - 8 - - 9 W* B/S 0 - - 0 - - 1 - - 0 - - 0 B/S BL Wind 6 - - 6 - - 6 - - 6 - - 5 BL Wind Direction 228 - - 230 - - 239 - - 230 - - 232 Direction Wind Shear 0 - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg -21 - - -19 - - -16 - - -16 - - -17 Max.Converg CLOUDpotent -8538 - - -7765 - - -3264 - - -3693 - - -5426 CLOUDpotentl sfcLCL 15762 - - 14989 - - 10487 - - 10916 - - 12650 sfcLCL ODpotential -17634 - - -15769 - - -11506 - - -11855 - - -14173 ODpotential blCL 24857 - - 22992 - - 18729 - - 19078 - - 21396 blCL maxRH 59 - - 57 - - 48 - - 27 - - 21 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 34.3 - - 39.9 - - 39.4 - - 39.0 - - 35.8 Temp@2m DewPt@2m -7.3 - - 1.0 - - 19.4 - - 17.2 - - 6.9 DewPt@2m Temp@Bot 43.7 - - 45.2 - - 44.3 - - 44.5 - - 43.5 Temp@Bot DewPt@Bot -8.3 - - -0.1 - - 18.3 - - 15.9 - - 5.8 DewPt@bot Sfc.Heating -50 - - -36 - - -54 - - -32 - - -32 Sfc.Heating BL Depth 16 - - 16 - - 16 - - 16 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 1 - - 1 - - 3 - - 3 - - 2 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] 96247 30 045 27 022 25 006 32 034 24 006 96247 89277 20 043 26 024 23 025 30 043 28 055 89277 83808 16 047 18 025 23 036 24 038 30 060 83808 79272 22 044 12 034 17 039 14 035 26 052 79272 75377 25 034 13 051 10 040 13 020 23 036 75377 71935 23 031 16 050 14 072 13 034 16 030 71935 68815 20 033 16 033 15 061 19 060 15 052 68815 65933 18 029 15 023 10 040 18 054 16 053 65933 63249 21 015 17 006 12 018 13 025 13 031 63249 60649 22 357 18 355 15 353 12 358 16 359 60649 57932 22 335 19 344 17 335 11 345 13 340 57932 55105 22 327 19 331 21 328 16 336 11 326 55105 52403 21 329 19 328 19 327 16 324 14 311 52403 49962 20 332 18 330 15 327 13 329 15 316 49962 47751 19 334 16 337 13 319 15 301 14 309 47751 45725 15 326 14 335 13 304 14 287 12 295 45725 43854 8 304 10 308 12 280 14 278 10 288 43854 42121 6 302 8 293 10 256 13 254 10 243 42121 40513 7 276 5 285 9 229 15 252 11 225 40513 39022 10 243 7 270 9 233 18 247 13 231 39022 37640 8 234 9 258 13 231 19 230 17 229 37640 36336 7 249 9 230 15 218 20 225 20 219 36336 35043 8 246 9 212 16 218 22 224 25 227 35043 33734 10 228 10 212 15 226 28 225 29 227 33734 32411 9 213 10 213 16 235 27 223 31 225 32411 31061 9 226 10 211 16 230 23 216 32 225 31061 29673 7 218 9 212 14 206 18 209 30 223 29673 28251 8 165 8 189 12 184 15 197 26 210 28251 26799 8 158 8 150 12 171 15 179 21 194 26799 25321 8 161 11 153 14 170 16 170 18 176 25321 23820 7 160 10 163 14 167 17 166 17 166 23820 22289 7 147 9 167 12 168 16 165 17 165 22289 20720 8 130 10 160 11 171 14 167 16 169 20720 19139 9 121 12 152 12 173 14 174 14 176 19139 17625 9 120 12 147 12 170 13 180 13 187 17625 16246 9 119 12 142 12 163 13 186 13 199 16246 15014 8 119 12 140 12 159 12 192 13 206 15014 13905 7 118 11 140 11 159 10 197 12 207 13905 12901 5 116 11 142 10 164 9 202 11 206 12901 11991 3 110 10 147 8 172 9 209 10 205 11991 11166 2 108 9 153 7 190 9 218 9 210 11166 10420 2 121 9 163 8 211 11 227 9 220 10420 9746 2 144 9 176 10 224 13 231 9 230 9746 9128 2 191 9 194 13 230 15 232 10 237 9128 8570 5 215 12 204 15 228 16 230 12 239 8570 8096 8 212 13 203 16 224 16 226 12 237 8096 7727 11 207 13 195 15 222 15 221 11 231 7727 7470 10 206 12 195 12 224 12 221 10 223 7470 7313 9*211 10*201 9*228 9*223 8*219 7313 7223 6*228 6*230 6*239 6*230 5*232 7223 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