DrJack's BLIPSPOT for: WED 09/17 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 0653z - - 0954z - - 0959z - - 1332z - - 1601z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m 52.1 - - 68.9 - - 73.9 - - 72.4 - - 59.7 Temp@2m Sfc.Heating -7 - - 246 - - 352 - - 138 - - -17 Sfc.Heating BL Depth 16 - - 3966 - - 7148 - - 4911 - - 16 BL Depth Hcrit 7207 - - 9828 - - 12482 - - 10259 - - 7207 Hcrit BL Top 7224 - - 11174 - - 14357 - - 12119 - - 7224 BL Top Hgt.Variab. 88 - - 2204 - - 2014 - - 4628 - - 775 Hgt.Variab. W* 0 - - 426 - - 584 - - 379 - - 6 W* B/S 0 - - 12 - - 21 - - 9 - - 0 B/S BL Wind 4 - - 7 - - 5 - - 8 - - 4 BL Wind Direction 253 - - 195 - - 220 - - 264 - - 290 Direction Wind Shear 0 - - 4 - - 2 - - 4 - - 0 Wind Shear Max.Converg -16 - - -1 - - 10 - - -15 - - -10 Max.Converg CLOUDpotent -3810 - - -3141 - - -1237 - - -3277 - - -4861 CLOUDpotentl sfcLCL 11035 - - 14316 - - 15595 - - 15397 - - 12085 sfcLCL ODpotential -11503 - - -7441 - - -4732 - - -6444 - - -10234 ODpotential blCL 18727 - - 18615 - - 19089 - - 18563 - - 17458 blCL maxRH 34 - - 41 - - 48 - - 52 - - 86 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 52.1 - - 68.9 - - 73.9 - - 72.4 - - 59.7 Temp@2m DewPt@2m 29.5 - - 31.2 - - 30.3 - - 29.9 - - 32.3 DewPt@2m Temp@Bot 57.4 - - 67.1 - - 71.6 - - 71.3 - - 62.7 Temp@Bot DewPt@Bot 29.1 - - 30.5 - - 29.5 - - 29.3 - - 31.9 DewPt@bot Sfc.Heating -7 - - 246 - - 352 - - 138 - - -17 Sfc.Heating BL Depth 16 - - 3966 - - 7148 - - 4911 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 0 - - 0 - - 44 EXPERIMENT EXPERIMENT2 4 - - 4 - - 4 - - 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] 98122 12 087 11 066 12 131 3 106 1 164 98122 90779 13 070 15 081 12 138 2 119 3 016 90779 85128 9 070 10 091 7 082 11 108 6 061 85128 80446 10 053 7 110 5 075 13 084 10 074 80446 76405 8 062 8 098 6 100 8 069 8 064 76405 72846 9 091 8 075 7 080 6 074 9 077 72846 69634 9 081 10 093 9 102 4 131 7 074 69634 66679 9 073 7 121 6 103 7 078 6 100 66679 63943 2 075 4 094 6 110 8 059 8 109 63943 61310 1 077 3 019 5 115 2 025 6 089 61310 58568 5 313 5 305 4 314 6 287 4 346 58568 55727 8 231 7 245 10 269 12 272 13 288 55727 53025 6 259 9 255 13 249 17 264 23 276 53025 50594 12 295 13 269 16 256 21 260 23 267 50594 48407 17 291 15 264 20 261 23 258 21 256 48407 46416 20 274 17 263 21 258 24 256 21 248 46416 44588 20 265 23 258 23 258 26 253 22 254 44588 42889 21 262 26 251 27 254 29 249 26 253 42889 41304 24 256 23 248 27 251 30 244 29 252 41304 39825 25 253 23 252 26 253 32 240 33 246 39825 38448 22 247 22 249 26 253 34 238 40 248 38448 37139 20 235 19 243 24 248 33 238 54 251 37139 35825 16 224 18 233 22 244 29 240 58 252 35825 34481 15 226 16 228 19 241 25 242 48 258 34481 33114 14 222 15 224 17 234 23 243 26 251 33114 31718 12 209 12 216 15 228 21 244 20 259 31718 30285 9 197 13 205 13 220 18 246 15 265 30285 28818 9 199 15 200 14 211 16 245 11 268 28818 27320 10 205 14 200 14 207 15 236 7 258 27320 25794 9 196 12 197 14 204 12 234 6 237 25794 24244 8 195 10 193 12 205 7 232 6 190 24244 22667 5 202 5 200 8 202 4 217 6 167 22667 21057 1 228 2 237 4 195 2 162 7 157 21057 19438 2 329 2 272 3 206 3 169 8 159 19438 17890 1 349 4 226 6 207 5 170 9 189 17890 16483 3 288 8 223 8 210 5 133 11 212 16483 15224 7 248 11 224 6*207 6 098 8 202 15224 14090 11 226 12 222 4*203 6 093 5 142 14090 13063 13 213 12 215 4 203 4 094 7 114 13063 12130 12 199 10 205 4 209 1*106 8 104 12130 11284 11 186 8*197 5 213 2*257 9 097 11284 10519 10 178 8*195 5 219 4 260 9 090 10519 9826 9 177 7 195 5 225 8 264 8 079 9826 9189 7 181 7 195 6 228 9 264 6 061 9189 8615 6 190 7 196 6 230 10 264 5 025 8615 8126 4 198 6 195 6 232 10 265 5 330 8126 7745 4 204 6 194 6 233 10 264 7 308 7745 7480 4 217 6 193 6 233 9 264 7 299 7480 7318 4*228 5 193 5 233 9 263 7*293 7318 7224 4*253 4 192 4 231 7 263 4*290 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