DrJack's BLIPSPOT for: SAT 01/31 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 0653z - - 0955z - - 1000z - - 1333z - - 1855z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 29.6 - - 38.2 - - 45.7 - - 40.0 - - 34.3 Temp@2m Sfc.Heating -30 - - -13 - - -7 - - -29 - - -25 Sfc.Heating BL Depth 16 - - 16 - - 132 - - 16 - - 16 BL Depth Hcrit 7206 - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top 7223 - - 7223 - - 7339 - - 7223 - - 7223 BL Top Hgt.Variab. 58 - - 272 - - 1569 - - 622 - - 65 Hgt.Variab. W* 0 - - 12 - - 45 - - 14 - - 0 W* B/S 0 - - 1 - - 2 - - 1 - - 0 B/S BL Wind 4 - - 4 - - 5 - - 4 - - 4 BL Wind Direction 247 - - 243 - - 212 - - 216 - - 217 Direction Wind Shear 0 - - 0 - - 2 - - 0 - - 0 Wind Shear Max.Converg -18 - - -16 - - -7 - - -9 - - -14 Max.Converg CLOUDpotent -5749 - - -6331 - - -3639 - - -1277 - - -2181 CLOUDpotentl sfcLCL 12972 - - 13554 - - 10978 - - 8501 - - 9404 sfcLCL ODpotential -16174 - - -15219 - - -10410 - - -8283 - - -10580 ODpotential blCL 23397 - - 22442 - - 17749 - - 15506 - - 17803 blCL maxRH 69 - - 61 - - 89 - - 70 - - 85 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 29.6 - - 38.2 - - 45.7 - - 40.0 - - 34.3 Temp@2m DewPt@2m -0.3 - - 5.3 - - 23.3 - - 28.3 - - 19.0 DewPt@2m Temp@Bot 39.9 - - 43.0 - - 46.5 - - 43.7 - - 40.7 Temp@Bot DewPt@Bot 0.4 - - 4.4 - - 22.2 - - 27.0 - - 21.5 DewPt@bot Sfc.Heating -30 - - -13 - - -7 - - -29 - - -25 Sfc.Heating BL Depth 16 - - 16 - - 132 - - 16 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 55 - - 0 - - 42 EXPERIMENT EXPERIMENT2 1 - - 1 - - 3 - - 4 - - 3 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] 95493 62 289 65 292 68 295 68 302 59 280 95493 88600 38 309 34 304 40 292 42 302 37 306 88600 83241 26 318 22 324 29 299 28 291 36 318 83241 78756 19 318 18 340 18 322 21 282 31 306 78756 74863 18 318 16 334 13 339 20 292 27 300 74863 71424 20 311 15 317 10 339 19 315 19 313 71424 68331 19 303 19 297 15 295 22 313 13 316 68331 65489 23 316 17 298 18 284 24 293 13 292 65489 62846 29 307 12 309 19 285 22 290 16 268 62846 60276 34 296 18 295 19 275 27 279 26 261 60276 57576 39 291 23 287 25 274 33 280 32 264 57576 54753 36 290 31 282 37 272 49 273 42 263 54753 52043 38 303 34 284 39 272 44 274 36 261 52043 49589 50 299 44 288 42 283 45 285 44 282 49589 47383 50 294 46 279 50 275 51 272 51 274 47383 45376 50 290 46 278 49 271 50 266 50 267 45376 43538 53 288 45 283 43 273 47 265 52 259 43538 41859 51 284 46 280 42 271 49 259 54 252 41859 40323 42 286 51 271 49 267 49 262 49 254 40323 38909 34 288 50 268 48 262 46 266 40 265 38909 37592 27 297 46 271 38 263 36 258 35 264 37592 36328 26 291 42 275 34 268 33 250 32 253 36328 35060 32 282 42 276 37 266 37 250 31 239 35060 33763 34 283 43 276 37 261 39 246 31 230 33763 32442 42 286 44 276 38 259 37 243 30 225 32442 31089 54 284 46 271 43 254 38 242 36 225 31089 29697 50 281 46 265 47 248 43 239 44 227 29697 28269 43 277 44 259 47 244 46 235 50 224 28269 26808 40 274 40 253 42 242 46 234 52 223 26808 25319 38 270 36 247 38 239 44 233 49 225 25319 23810 36 269 33 246 37 238 41 232 44 224 23810 22273 37 273 35 248 39 236 39 231 41 221 22273 20701 37 274 37 253 39 234 38 226 39 216 20701 19116 34 267 35 254 37 236 37 223 38 217 19116 17597 30 258 32 251 34 242 35 225 38 224 17597 16216 26 252 28 247 31 246 33 231 35 232 16216 14984 20 248 22 241 27 246 30 237 29 237 14984 13878 15 244 17 233 21 243 27 240 24 239 13878 12878 11 240 14 224 18 235 23 240 19 238 12878 11971 9 236 11 217 16 227 21 238 16 233 11971 11148 7 232 10 214 15 221 19 234 15 227 11148 10405 6 232 9 214 14 218 19 229 15 222 10405 9733 6 237 8 219 13 218 20 225 16 219 9733 9117 7 242 8 225 13 219 20 220 16 218 9117 8562 8 246 8 230 12 219 19 215 16 216 8562 8091 9 247 8 232 11 218 17 212 15 213 8091 7724 8 244 8 232 10 217 15 211 14 209 7724 7468 7 235 7 227 8*213 12 211 11 205 7468 7312 6*231 6*227 6*212 8*212 8*205 7312 7223 4*247 4*243 4 211 4*216 4*217 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