DrJack's BLIPSPOT for: TUE 11/20 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 18Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time 0655z - - 0956z - - 1329z - - 1559z - - 1858z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 38.2 - - 36.7 - - 37.5 - - 35.0 - - 33.6 Temp@2m Sfc.Heating 26 - - 40 - - 73 - - 57 - - 22 Sfc.Heating BL Depth 251 - - 251 - - 251 - - 251 - - 251 BL Depth Hcrit 2793 - - 2793 - - 2792 - - 2792 - - 2792 Hcrit BL Top 2809 - - 2809 - - 2809 - - 2809 - - 2809 BL Top Hgt.Variab. 2809 - - 2574 - - 3474 - - 2970 - - 2747 Hgt.Variab. W* 78 - - 90 - - 109 - - 101 - - 73 W* B/S 2 - - 2 - - 2 - - 2 - - 2 B/S BL Wind 9 - - 9 - - 9 - - 9 - - 8 BL Wind Direction 281 - - 299 - - 296 - - 297 - - 304 Direction Wind Shear 0 - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg -2 - - -2 - - -2 - - -2 - - -2 Max.Converg CLOUDpotent 0 - - 0 - - -171 - - -326 - - -211 CLOUDpotentl sfcLCL 2809 - - 2809 - - 2980 - - 3135 - - 3020 sfcLCL ODpotential -187 - - -117 - - -515 - - -699 - - -691 ODpotential blCL 2996 - - 2926 - - 3324 - - 3508 - - 3500 blCL maxRH 100 - - 100 - - 100 - - 100 - - 100 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 38.2 - - 36.7 - - 37.5 - - 35.0 - - 33.6 Temp@2m DewPt@2m 37.2 - - 35.9 - - 34.4 - - 31.3 - - 30.5 DewPt@2m Temp@Bot 37.5 - - 35.9 - - 36.5 - - 34.2 - - 33.0 Temp@Bot DewPt@Bot 37.1 - - 35.7 - - 34.1 - - 30.9 - - 30.3 DewPt@bot Sfc.Heating 26 - - 40 - - 73 - - 57 - - 22 Sfc.Heating BL Depth 251 - - 251 - - 251 - - 251 - - 251 BL Depth EXPERIMENT 101 - - 101 - - 101 - - 101 - - 100 EXPERIMENT EXPERIMENT2 5 - - 5 - - 5 - - 4 - - 4 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96426 81 235 84 239 82 233 88 234 86 241 96426 89050 71 236 67 234 71 231 77 236 68 244 89050 83442 60 239 54 235 60 232 65 238 61 246 83442 78811 55 240 49 240 52 235 57 241 57 249 78811 74831 52 246 50 249 51 243 55 247 55 249 74831 71314 54 252 53 250 53 249 57 253 55 251 71314 68132 54 250 52 247 54 251 56 253 53 253 68132 65202 53 249 50 250 53 250 54 256 49 255 65202 62465 57 253 52 254 54 251 56 257 54 261 62465 59801 64 254 59 257 60 252 60 253 61 259 59801 57018 70 251 68 256 67 250 65 250 66 254 57018 54121 75 248 73 253 72 250 71 252 70 254 54121 51355 76 245 75 248 77 252 76 255 75 257 51355 48877 75 245 75 247 80 253 81 256 77 258 48877 46668 76 250 74 250 81 253 82 256 74 256 46668 44664 83 255 76 254 81 255 80 255 69 258 44664 42824 93 253 82 253 83 256 77 256 72 262 42824 41126 103 250 90 249 86 255 80 257 79 262 41126 39557 107 247 96 243 89 252 85 254 83 259 39557 38099 111 243 98 240 89 248 87 249 80 260 38099 36741 113 241 96 240 85 244 83 247 72 262 36741 35446 116 239 95 241 82 243 78 250 66 264 35446 34146 118 239 94 242 81 248 76 255 60 264 34146 32811 115 239 94 244 84 251 73 257 58 268 32811 31442 111 240 93 244 84 250 73 260 58 271 31442 30025 108 241 89 242 81 247 71 263 52 272 30025 28547 99 243 83 241 78 247 69 266 44 278 28547 27005 86 244 79 242 76 249 67 267 45 284 27005 25396 76 244 77 244 72 252 64 270 49 284 25396 23722 72 245 75 247 67 254 62 275 49 284 23722 21987 69 247 72 249 63 258 60 278 46 283 21987 20184 67 250 67 250 61 264 59 279 44 280 20184 18306 66 250 63 249 58 268 57 279 43 280 18306 16393 65 250 61 249 55 271 53 280 41 281 16393 14553 62 251 61 251 50 272 49 283 39 282 14553 12875 58 255 59 254 47 272 47 287 36 282 12875 11376 53 258 56 258 45 274 44 290 32 285 11376 10042 50 260 50 261 43 275 39 291 28 287 10042 8857 48 261 44 269 41 280 35 290 25 287 8857 7806 41 263 38 273 37 290 34 289 24 292 7806 6876 34 261 28 276 28 297 31 293 25 297 6876 6062 31 260 25 282 26 298 29 298 24 301 6062 5350 28 268 25 292 25 300 27 300 22 304 5350 4713 26 277 25 298 24 300 26 301 21 306 4713 4146 25 280 24 300 22 300 24 301 20 307 4146 3671 23 282 22 301 20 299 21 300 18 307 3671 3305 20 282 19 301 18 298 19 299 16 307 3305 3051 17 282 15 300 16 297 16 298 14 306 3051 2897 14 281 13 300 13*296 13*298 11*305 2897 2809 9*281 9*299 9*296 9*297 8*304 2809 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 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography