DrJack's BLIPSPOT for: TUE 08/04 Truckee 7208ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0659z - - 1001z - - 1334z - - 1600z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 77.5 - - 80.5 - - 78.3 - - 67.4 Temp@2m Sfc.Heating - - - 298 - - 417 - - 237 - - -28 Sfc.Heating BL Depth - - - 4967 - - 6097 - - 3819 - - 16 BL Depth Hcrit - - - 10683 - - 11716 - - 9709 - - 7208 Hcrit BL Top - - - 12175 - - 13305 - - 11028 - - 7225 BL Top Hgt.Variab. - - - 1315 - - 1553 - - 2465 - - 1432 Hgt.Variab. W* - - - 491 - - 589 - - 418 - - 10 W* B/S - - - 13 - - 16 - - 8 - - 0 B/S BL Wind - - - 7 - - 7 - - 9 - - 5 BL Wind Direction - - - 193 - - 248 - - 263 - - 266 Direction Wind Shear - - - 3 - - 4 - - 4 - - 0 Wind Shear Max.Converg - - - -3 - - -12 - - -19 - - -10 Max.Converg CLOUDpotent - - - -6931 - - -5075 - - -5706 - - -6202 CLOUDpotentl sfcLCL - - - 19107 - - 18381 - - 16735 - - 13428 sfcLCL ODpotential - - - -13453 - - -10988 - - -11230 - - -13067 ODpotential blCL - - - 25628 - - 24293 - - 22258 - - 20292 blCL maxRH - - - 26 - - 41 - - 36 - - 33 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 77.5 - - 80.5 - - 78.3 - - 67.4 Temp@2m DewPt@2m - - - 18.7 - - 24.7 - - 29.9 - - 34.1 DewPt@2m Temp@Bot - - - 75.3 - - 78.0 - - 76.7 - - 69.3 Temp@Bot DewPt@Bot - - - 17.6 - - 23.6 - - 28.9 - - 33.7 DewPt@bot Sfc.Heating - - - 298 - - 417 - - 237 - - -28 Sfc.Heating BL Depth - - - 4967 - - 6097 - - 3819 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 3 - - 4 - - 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] 99425 34 101 33 105 29 110 34 105 99425 91943 34 109 31 111 27 111 25 094 91943 86178 35 111 26 108 26 105 26 095 86178 81396 26 102 24 106 24 094 22 100 81396 77274 17 113 16 109 21 090 23 113 77274 73620 16 103 16 116 12 085 20 077 73620 70322 16 094 14 117 8 117 13 051 70322 67307 12 077 13 115 10 117 7 080 67307 64512 9 067 12 086 13 082 13 103 64512 61813 5 087 10 090 11 065 16 079 61813 59030 5 109 3 121 1 059 10 031 59030 56182 3 308 3 239 7 239 8 299 56182 53485 13 296 11 281 13 266 12 273 53485 51065 20 290 18 288 17 284 15 264 51065 48898 25 290 24 294 22 294 16 275 48898 46918 33 278 29 284 27 282 21 275 46918 45087 34 271 32 276 33 273 28 269 45087 43380 36 270 33 272 34 267 29 266 43380 41782 39 270 35 267 37 265 32 268 41782 40284 40 270 35 265 39 263 34 267 40284 38881 37 271 34 266 37 260 35 262 38881 37545 34 272 31 268 33 259 35 257 37545 36212 32 272 24 268 27 260 30 257 36212 34856 21 276 13 251 19 257 26 256 34856 33480 13 291 7 254 18 245 22 248 33480 32074 13 290 9 260 18 239 20 250 32074 30628 15 279 11 255 17 244 19 252 30628 29144 17 268 14 261 16 250 19 252 29144 27626 17 273 15 266 16 250 19 251 27626 26079 16 289 14 273 18 243 18 251 26079 24506 17 293 14 273 17 243 18 250 24506 22902 18 292 16 272 12 255 16 250 22902 21261 16 293 16 270 11 260 13 250 21261 19612 12 283 14 265 10 252 11 243 19612 18037 10 263 13 258 10 248 11 234 18037 16607 7 243 10 245 8 241 9 223 16607 15329 6 232 7 221 7 213 8 203 15329 14178 5 240 4*208 7 183 9 182 14178 13136 6*231 3*220 6 164 10 173 13136 12189 7*208 4 229 4 160 9 173 12189 11331 7 199 5 239 3*221 7 180 11331 10555 7 196 6 246 4*239 6 189 10555 9853 7 193 8 252 8 261 5 198 9853 9209 7 190 9 253 10 264 5 233 9209 8628 7 189 9 254 11 264 10 262 8628 8135 7 187 9 254 11 264 13 269 8135 7751 7 185 9 254 11 264 13 269 7751 7483 6 184 9 254 11 264 12 267 7483 7319 6 183 8 253 10 264 9*266 7319 7225 5 181 7 253 7 264 5*266 7225 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