DrJack's BLIPSPOT for: THU 07/17 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 - - 1331z - - 1600z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 69.0 - - 71.3 - - 69.1 - - 60.9 Temp@2m Sfc.Heating - - - 326 - - 443 - - 276 - - -16 Sfc.Heating BL Depth - - - 2501 - - 3749 - - 2608 - - 16 BL Depth Hcrit - - - 8818 - - 9868 - - 8852 - - 7207 Hcrit BL Top - - - 9709 - - 10957 - - 9817 - - 7224 BL Top Hgt.Variab. - - - 1999 - - 1928 - - 1346 - - 2147 Hgt.Variab. W* - - - 404 - - 512 - - 388 - - 15 W* B/S - - - 7 - - 6 - - 4 - - 0 B/S BL Wind - - - 10 - - 15 - - 17 - - 6 BL Wind Direction - - - 240 - - 241 - - 249 - - 262 Direction Wind Shear - - - 4 - - 6 - - 8 - - 0 Wind Shear Max.Converg - - - -20 - - -34 - - -46 - - -11 Max.Converg CLOUDpotent - - - -4741 - - -3001 - - -3796 - - -4403 CLOUDpotentl sfcLCL - - - 14450 - - 13958 - - 13613 - - 11627 sfcLCL ODpotential - - - -9343 - - -7231 - - -8221 - - -10087 ODpotential blCL - - - 19052 - - 18188 - - 18038 - - 17311 blCL maxRH - - - 34 - - 35 - - 33 - - 37 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 69.0 - - 71.3 - - 69.1 - - 60.9 Temp@2m DewPt@2m - - - 30.8 - - 35.0 - - 34.5 - - 35.2 DewPt@2m Temp@Bot - - - 67.0 - - 68.9 - - 67.4 - - 61.5 Temp@Bot DewPt@Bot - - - 29.7 - - 33.8 - - 33.4 - - 34.7 DewPt@bot Sfc.Heating - - - 326 - - 443 - - 276 - - -16 Sfc.Heating BL Depth - - - 2501 - - 3749 - - 2608 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 4 - - 5 - - 5 - - 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] 99091 41 111 40 109 41 110 38 102 99091 91645 35 112 31 109 31 105 33 098 91645 85888 26 113 27 112 25 107 31 099 85888 81114 27 117 24 107 21 118 24 093 81114 77005 26 108 22 115 20 104 20 103 77005 73375 21 114 19 105 22 111 18 101 73375 70097 16 087 14 093 17 092 18 126 70097 67088 9 063 15 099 9 097 16 073 67088 64313 11 071 11 090 16 102 9 071 64313 61640 9 065 6 072 12 060 9 104 61640 58848 6 038 3 033 9 015 10 040 58848 55963 5 349 1 189 3 310 12 345 55963 53229 5 293 3 255 4 241 9 311 53229 50776 8 275 7 278 6 265 11 276 50776 48577 11 279 13 266 12 264 15 265 48577 46582 15 268 17 259 14 263 14 273 46582 44750 17 263 19 257 19 264 18 274 44750 43048 19 266 21 261 23 259 21 265 43048 41453 23 272 23 269 22 261 22 259 41453 39956 27 271 24 273 23 264 24 261 39956 38552 28 271 26 274 24 265 24 262 38552 37211 27 269 26 274 24 267 23 261 37211 35873 23 264 24 273 24 269 22 261 35873 34513 18 255 20 270 22 269 19 264 34513 33136 15 236 16 267 19 266 15 268 33136 31730 15 199 13 257 16 262 15 272 31730 30288 17 181 11 243 15 258 16 276 30288 28813 15 176 9 220 13 236 15 280 28813 27310 9 181 7 211 14 231 16 263 27310 25786 5 202 5 221 13 223 16 224 25786 24241 3 206 6 232 11 215 20 221 24241 22667 5 165 6 198 12 222 16 223 22667 21058 7 226 9 220 14 219 15 205 21058 19442 17 223 19 222 16 214 17 195 19442 17895 25 216 25 213 17 209 16 191 17895 16486 28 211 27 208 18 206 16 192 16486 15222 29 204 27 202 19 203 16 196 15222 14082 28 197 26 196 20 203 17 203 14082 13049 25 191 24 195 21 204 19 211 13049 12112 22 186 22 196 22 207 21 217 12112 11262 19 187 17*208 24 212 24 221 11262 10497 16 194 14*226 21 221 25 225 10497 9806 12*214 15 236 18*236 24 230 9806 9174 10*234 15 241 18*245 20 241 9174 8605 11 239 15 243 18 248 17 255 8605 8121 11 241 16 245 18 249 16 260 8121 7742 10 242 15 245 17 250 15 261 7742 7479 10 242 14 246 16 250 13 262 7479 7317 9 242 13 246 14 250 11*262 7317 7224 7 242 10 246 10 250 6*262 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