DrJack's BLIPSPOT for: SAT 05/18 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 - - 0954z - - 0959z - - 1332z - - 1853z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 46.5 - - 56.1 - - 56.7 - - 53.1 - - 43.0 Temp@2m Sfc.Heating -4 - - 44 - - 95 - - 33 - - -50 Sfc.Heating BL Depth 16 - - 1165 - - 1868 - - 1101 - - 16 BL Depth Hcrit 7206 - - 7207 - - 7926 - - 7207 - - 7207 Hcrit BL Top 7223 - - 8373 - - 9076 - - 8308 - - 7223 BL Top Hgt.Variab. 260 - - 2756 - - 1914 - - 1451 - - 706 Hgt.Variab. W* 13 - - 175 - - 254 - - 153 - - 0 W* B/S 1 - - 4 - - 3 - - 2 - - 0 B/S BL Wind 2 - - 9 - - 14 - - 17 - - 6 BL Wind Direction 244 - - 235 - - 268 - - 277 - - 269 Direction Wind Shear 0 - - 6 - - 8 - - 12 - - 0 Wind Shear Max.Converg -12 - - -24 - - -40 - - -43 - - -14 Max.Converg CLOUDpotent -5689 - - -2067 - - 369 - - 212 - - 0 CLOUDpotentl sfcLCL 12912 - - 10440 - - 8707 - - 8097 - - 7223 sfcLCL ODpotential -12226 - - -6287 - - -3657 - - -4016 - - -5121 ODpotential blCL 19449 - - 14660 - - 12733 - - 12324 - - 12344 blCL maxRH 36 - - 43 - - 61 - - 64 - - 79 maxRH CAPE 0 - - 40 - - 720 - - 330 - - 60 CAPE Temp@2m 46.5 - - 56.1 - - 56.7 - - 53.1 - - 43.0 Temp@2m DewPt@2m 15.9 - - 35.4 - - 43.2 - - 42.4 - - 39.4 DewPt@2m Temp@Bot 50.9 - - 55.7 - - 56.1 - - 53.5 - - 46.6 Temp@Bot DewPt@Bot 14.8 - - 34.2 - - 42.0 - - 41.5 - - 41.2 DewPt@bot Sfc.Heating -4 - - 44 - - 95 - - 33 - - -50 Sfc.Heating BL Depth 16 - - 1165 - - 1868 - - 1101 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 0 - - 0 - - 16 EXPERIMENT EXPERIMENT2 2 - - 5 - - 7 - - 7 - - 7 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] 98608 25 103 19 095 16 096 14 108 9 099 98608 91199 25 100 21 101 16 111 15 102 18 095 91199 85470 18 105 16 108 15 096 15 121 9 101 85470 80683 10 115 11 126 10 123 10 134 9 133 80683 76543 5 193 8 177 5 186 4 133 3 148 76543 72881 4 203 7 207 9 230 4 242 3 228 72881 69572 5 255 10 238 12 243 12 287 6 317 69572 66538 11 269 14 262 10 255 14 263 12 284 66538 63730 15 268 19 271 17 279 14 271 13 261 63730 61005 18 269 20 273 25 267 25 281 21 276 61005 58161 24 273 24 281 26 260 30 271 27 269 58161 55202 29 272 29 278 29 268 33 270 29 273 55202 52370 31 271 31 271 34 271 37 274 36 276 52370 49827 32 276 32 268 36 274 40 275 42 278 49827 47558 32 274 33 270 40 273 44 273 45 276 47558 45505 29 278 32 266 39 264 44 273 46 280 45505 43644 32 289 36 282 39 280 44 286 43 288 43644 41951 37 289 44 293 40 290 43 293 43 298 41951 40394 37 287 43 292 38 300 37 296 45 304 40394 38951 33 287 39 289 39 310 36 305 45 308 38951 37609 30 290 35 289 37 310 38 316 44 310 37609 36332 27 290 32 285 37 300 39 322 46 312 36332 35057 24 288 29 281 35 297 38 324 47 311 35057 33755 22 286 28 285 34 301 36 323 44 307 33755 32432 22 278 30 291 31 302 32 317 40 304 32432 31078 24 277 28 285 30 299 32 310 37 302 31078 29684 25 281 27 280 29 295 35 309 34 301 29684 28255 25 284 25 281 29 289 35 309 32 300 28255 26795 24 287 24 283 29 289 31 308 30 299 26795 25308 22 290 23 284 26 288 27 307 28 298 25308 23800 19 291 21 279 24 284 27 299 27 299 23800 22266 19 290 19 277 22 283 26 292 25 301 22266 20698 20 285 19 278 21 285 24 289 25 300 20698 19122 19 281 18 278 18 284 21 288 24 297 19122 17615 17 278 17 276 15 282 18 286 24 294 17615 16245 15 274 15 274 13 278 17 282 24 291 16245 15018 12 271 13 272 12 277 16 279 24 289 15018 13912 11 275 11 270 11 274 17 279 24 287 13912 12910 11 283 10 267 11 272 18 280 24 285 12910 12000 11 291 8 267 12 269 19 282 24 285 12000 11174 10 292 8 269 13 268 20 285 23 287 11174 10427 9 279 8 268 13 269 21 285 23 292 10427 9752 8 262 9 263 15 269 21 284 23 296 9752 9133 7 248 10 251 15*269 21 281 23 295 9133 8575 6 223 11*243 16*268 21*279 22 285 8575 8100 5 193 11*238 15 268 20*278 20 276 8100 7730 6 178 9 234 15 268 19 277 19 273 7730 7472 5 186 8 233 13 268 17 276 16 271 7472 7314 4*197 7 233 12 267 14 276 13*270 7314 7223 2*244 5 234 8 266 8 274 6*269 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