DrJack's BLIPSPOT for: FRI 03/27 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 - - 0955z - - 1000z - - 1333z - - 1855z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 37.6 - - 51.7 - - 58.1 - - 55.8 - - 45.8 Temp@2m Sfc.Heating -44 - - 32 - - 73 - - -4 - - -35 Sfc.Heating BL Depth 16 - - 555 - - 2216 - - 1113 - - 16 BL Depth Hcrit 7206 - - 7207 - - 8140 - - 7207 - - 7207 Hcrit BL Top 7223 - - 7762 - - 9423 - - 8320 - - 7224 BL Top Hgt.Variab. 71 - - 817 - - 2001 - - 1913 - - 437 Hgt.Variab. W* 15 - - 133 - - 264 - - 114 - - 11 W* B/S 1 - - 2 - - 3 - - 2 - - 0 B/S BL Wind 5 - - 10 - - 15 - - 13 - - 5 BL Wind Direction 211 - - 191 - - 231 - - 246 - - 243 Direction Wind Shear 0 - - 7 - - 10 - - 9 - - 0 Wind Shear Max.Converg -18 - - -10 - - -29 - - -33 - - -12 Max.Converg CLOUDpotent -3626 - - -3243 - - -941 - - -1024 - - 1 CLOUDpotentl sfcLCL 10850 - - 11006 - - 10364 - - 9345 - - 7224 sfcLCL ODpotential -12114 - - -9565 - - -5472 - - -5535 - - -5590 ODpotential blCL 19337 - - 17327 - - 14895 - - 13855 - - 12814 blCL maxRH 77 - - 87 - - 84 - - 91 - - 87 maxRH CAPE 0 - - 0 - - 210 - - 360 - - 150 CAPE Temp@2m 37.6 - - 51.7 - - 58.1 - - 55.8 - - 45.8 Temp@2m DewPt@2m 16.2 - - 28.9 - - 37.7 - - 39.8 - - 40.4 DewPt@2m Temp@Bot 41.8 - - 51.5 - - 57.5 - - 56.2 - - 48.8 Temp@Bot DewPt@Bot 15.2 - - 27.8 - - 36.4 - - 38.5 - - 39.7 DewPt@bot Sfc.Heating -44 - - 32 - - 73 - - -4 - - -35 Sfc.Heating BL Depth 16 - - 555 - - 2216 - - 1113 - - 16 BL Depth EXPERIMENT 8 - - 47 - - 35 - - 65 - - 50 EXPERIMENT EXPERIMENT2 2 - - 3 - - 5 - - 6 - - 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] 96378 24 267 32 283 39 288 28 290 34 295 96378 89183 25 289 23 293 28 279 33 295 27 299 89183 83699 24 291 21 293 25 288 29 299 27 303 83699 79182 20 285 23 289 26 284 29 305 26 308 79182 75292 19 297 18 280 24 287 25 299 24 307 75292 71837 20 294 14 286 19 280 19 293 18 299 71837 68694 16 291 13 294 17 280 20 285 18 300 68694 65795 18 281 14 281 19 284 21 279 18 293 65795 63102 24 290 17 269 19 273 21 273 20 280 63102 60500 34 278 23 273 23 270 23 271 27 269 60500 57795 41 267 34 270 32 267 30 269 34 260 57795 54983 45 257 39 262 40 259 39 262 41 261 54983 52282 49 260 44 259 47 256 46 258 48 253 52282 49829 58 261 58 259 55 255 53 259 54 257 49829 47612 63 259 64 251 64 249 62 254 60 255 47612 45585 64 258 61 247 67 245 66 247 63 249 45585 43718 62 256 58 246 62 244 60 245 57 246 43718 41995 54 248 52 243 56 237 54 239 49 242 41995 40406 49 249 51 239 48 229 49 230 44 232 40406 38947 53 249 52 239 44 228 47 220 40 223 38947 37602 54 245 49 238 44 228 49 217 38 219 37602 36327 51 245 47 236 45 229 50 216 37 221 36327 35055 47 248 46 237 45 230 48 217 35 225 35055 33758 45 252 46 238 44 231 46 217 34 226 33758 32442 40 251 43 240 42 232 43 216 33 224 32442 31093 41 251 38 241 40 233 38 219 32 221 31093 29706 43 252 34 242 35 235 32 226 29 219 29706 28284 43 251 34 243 30 236 32 230 29 221 28284 26830 40 251 35 245 29 238 34 226 31 222 26830 25352 34 254 35 244 32 237 31 223 28 226 25352 23852 29 255 32 245 30 237 28 228 22 232 23852 22325 27 251 28 246 24 241 24 236 18 232 22325 20762 26 252 25 250 19 244 20 240 16 231 20762 19187 23 256 23 253 18 243 18 240 16 235 19187 17677 21 259 21 252 19 238 18 236 15 241 17677 16300 20 259 20 250 21 236 18 235 15 247 16300 15066 20 257 20 250 22 236 19 237 15 252 15066 13952 19 254 21 249 22 238 19 238 17 255 13952 12943 19 249 20 248 22 240 18 240 19 254 12943 12026 19 245 19 247 21 240 17 239 20 251 12026 11195 18 241 18 242 20 233 18 235 21 245 11195 10444 17 233 19 233 20 227 19 229 23 236 10444 9765 16 223 20 222 19*226 20 228 26 228 9765 9143 16 206 21 210 17*229 19 232 28 223 9143 8582 18 181 20 204 16 230 17*242 26 224 8582 8104 17 163 17*194 15 232 16*245 20 231 8104 7732 18 148 14*191 14 233 14 246 15 243 7732 7473 15 152 11 191 13 233 13 246 12 247 7473 7315 11*164 9 190 11 233 11 246 9*246 7315 7224 5*211 6 190 8 234 7 245 5*243 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