DrJack's BLIPSPOT for: THU 09/24 Truckee 7207ft 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 - - - 0955z - - 1000z - - 1332z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 66.2 - - 68.5 - - 64.3 - - 54.0 Temp@2m Sfc.Heating - - - 292 - - 414 - - 164 - - -35 Sfc.Heating BL Depth - - - 2948 - - 5115 - - 3956 - - 16 BL Depth Hcrit - - - 9113 - - 10917 - - 9634 - - 7207 Hcrit BL Top - - - 10156 - - 12323 - - 11164 - - 7224 BL Top Hgt.Variab. - - - 2234 - - 1702 - - 2218 - - 1165 Hgt.Variab. W* - - - 407 - - 549 - - 371 - - 5 W* B/S - - - 3 - - 4 - - 3 - - 0 B/S BL Wind - - - 22 - - 25 - - 22 - - 6 BL Wind Direction - - - 230 - - 232 - - 236 - - 240 Direction Wind Shear - - - 14 - - 12 - - 14 - - 0 Wind Shear Max.Converg - - - -57 - - -48 - - -55 - - -13 Max.Converg CLOUDpotent - - - -5801 - - -3783 - - -2316 - - -2634 CLOUDpotentl sfcLCL - - - 15958 - - 16107 - - 13481 - - 9858 sfcLCL ODpotential - - - -10580 - - -7860 - - -6355 - - -7996 ODpotential blCL - - - 20736 - - 20183 - - 17519 - - 15220 blCL maxRH - - - 50 - - 80 - - 88 - - 79 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 66.2 - - 68.5 - - 64.3 - - 54.0 Temp@2m DewPt@2m - - - 21.5 - - 22.8 - - 30.3 - - 36.0 DewPt@2m Temp@Bot - - - 64.6 - - 66.3 - - 63.3 - - 55.8 Temp@Bot DewPt@Bot - - - 21.1 - - 22.4 - - 30.0 - - 36.0 DewPt@bot Sfc.Heating - - - 292 - - 414 - - 164 - - -35 Sfc.Heating BL Depth - - - 2948 - - 5115 - - 3956 - - 16 BL Depth EXPERIMENT - - - 0 - - 19 - - 53 - - 16 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 4 - - 6 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] 98356 5 233 6 154 11 168 8 225 98356 90965 4 204 1 123 6 180 3 148 90965 85288 4 182 4 319 5 174 2 190 85288 80601 3 190 1 311 3 017 6 132 80601 76565 1 227 2 183 6 009 6 058 76565 72985 2 128 4 216 3 031 7 026 72985 69735 8 120 6 201 1 150 2 203 69735 66739 3 183 6 225 6 280 5 231 66739 63953 6 227 10 238 12 254 13 232 63953 61245 13 261 10 255 9 248 12 216 61245 58394 24 244 22 254 20 260 16 274 58394 55436 26 229 31 240 35 251 32 260 55436 52627 26 225 33 234 36 240 34 248 52627 50113 26 238 28 234 34 243 37 246 50113 47885 29 249 27 247 33 245 39 241 47885 45887 28 253 27 252 28 249 36 242 45887 44079 25 255 27 267 28 267 37 254 44079 42431 19 253 29 273 31 273 39 262 42431 40903 16 262 26 266 31 272 38 260 40903 39463 16 260 25 257 28 263 35 255 39463 38109 16 253 26 253 28 260 33 254 38109 36812 15 248 25 249 29 256 31 251 36812 35515 17 244 23 250 28 255 30 250 35515 34191 20 240 18 245 27 250 29 248 34191 32845 22 233 19 230 25 243 27 245 32845 31467 26 228 24 227 22 238 26 245 31467 30048 28 230 28 226 24 230 27 240 30048 28595 29 230 30 224 30 228 29 236 28595 27113 28 227 31 221 30 230 28 236 27113 25604 27 226 30 219 27 231 28 236 25604 24070 25 228 27 218 26 230 28 233 24070 22507 22 231 23 220 25 224 27 224 22507 20911 17 234 19 213 23 211 26 216 20911 19308 12 228 19 203 22 203 26 210 19308 17776 13 218 19 199 21 203 26 205 17776 16382 15 210 19 198 22 209 26 204 16382 15134 16 205 20 209 25 218 26 206 15134 14010 17 208 23 220 27 223 28 209 14010 12991 18 216 24*226 28 225 30 214 12991 12068 21 224 25*229 27 228 32 217 12068 11230 24 228 25 230 25*231 33 220 11230 10474 25*229 26 231 24*233 33 223 10474 9789 25*229 26 232 24 235 32 226 9789 9162 24 229 26 233 24 236 31 227 9162 8595 24 230 26 233 23 237 27 229 8595 8113 22 230 25 234 22 238 24 234 8113 7738 21 230 24 234 21 238 21 238 7738 7476 19 231 22 235 20 238 17 240 7476 7316 16 231 19 235 17 238 14*241 7316 7224 11 230 13 235 11 238 6*240 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