DrJack's BLIPSPOT for: THU 01/08 Marfa_TX 4849ft pt18183@-103.864,30.408,4919ft BLIPSPOT sfc.temp. adjusted by -0.2 degF SPONSORED BY: Marfa Gliders RUC - Last Analysis,Validation Time = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0700z - - 1003z - - 1335z - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 49.6 - - 54.4 - - 50.6 - - 42.3 Temp@2m Sfc.Heating - - - 322 - - 314 - - -22 - - -6 Sfc.Heating BL Depth - - - 2695 - - 3627 - - 304 - - 304 BL Depth Hcrit - - - 6577 - - 7277 - - 5137 - - 5136 Hcrit BL Top - - - 7544 - - 8476 - - 5153 - - 5153 BL Top Hgt.Variab. - - - 855 - - 1072 - - 3738 - - 296 Hgt.Variab. W* - - - 401 - - 439 - - 13 - - 8 W* B/S - - - 3 - - 3 - - 0 - - 0 B/S BL Wind - - - 25 - - 26 - - 9 - - 5 BL Wind Direction - - - 286 - - 281 - - 271 - - 233 Direction Wind Shear - - - 11 - - 10 - - 0 - - 0 Wind Shear Max.Converg - - - -4 - - -9 - - -3 - - -1 Max.Converg CLOUDpotent - - - -159 - - -1119 - - -3804 - - -1769 CLOUDpotentl sfcLCL - - - 7704 - - 9596 - - 8958 - - 6922 sfcLCL ODpotential - - - -8057 - - -7836 - - -10647 - - -9247 ODpotential blCL - - - 15601 - - 16312 - - 15800 - - 14400 blCL maxRH - - - 75 - - 60 - - 55 - - 49 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 49.6 - - 54.4 - - 50.6 - - 42.3 Temp@2m DewPt@2m - - - 33.7 - - 30.1 - - 29.3 - - 30.1 DewPt@2m Temp@Bot - - - 47.6 - - 52.6 - - 51.3 - - 46.4 Temp@Bot DewPt@Bot - - - 33.4 - - 30.1 - - 29.3 - - 30.0 DewPt@bot Sfc.Heating - - - 322 - - 314 - - -22 - - -6 Sfc.Heating BL Depth - - - 2695 - - 3627 - - 304 - - 304 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 5 - - 4 - - 4 - - 4 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] 96789 39 237 36 253 29 274 27 271 96789 89437 24 235 29 257 22 268 19 253 89437 83861 14 249 17 251 19 248 17 296 83861 79252 14 254 14 245 16 240 17 283 79252 75274 8 267 15 208 11 212 17 225 75274 71780 15 272 12 208 11 234 18 223 71780 68627 18 224 18 220 18 206 17 218 68627 65702 1 135 11 177 22 186 24 189 65702 62986 26 249 24 246 20 230 29 244 62986 60399 43 227 42 225 42 223 46 232 60399 57688 57 242 47 223 49 233 50 240 57688 54815 75 250 70 254 65 252 66 251 54815 52053 74 249 83 254 75 248 75 247 52053 49578 70 251 81 255 73 248 72 245 49578 47379 79 252 81 257 76 252 75 248 47379 45401 94 250 87 253 85 253 84 250 45401 43604 105 251 97 251 93 251 98 251 43604 41954 113 252 112 251 101 249 112 249 41954 40419 115 252 119 249 109 249 121 245 40419 38974 112 251 117 246 114 249 123 243 38974 37609 110 248 114 244 115 247 120 243 37609 36297 111 244 111 241 115 244 115 241 36297 34977 109 243 110 239 112 240 115 237 34977 33621 100 244 106 239 108 239 115 239 33621 32239 90 246 97 241 99 240 108 241 32239 30819 85 248 88 243 90 240 99 241 30819 29352 82 250 84 244 86 242 92 242 29352 27841 81 253 83 245 84 246 87 245 27841 26285 79 256 81 247 83 249 84 247 26285 24690 77 257 79 250 81 251 80 248 24690 23057 75 256 77 254 79 252 75 249 23057 21381 72 255 74 256 75 253 72 250 21381 19655 68 253 70 255 72 255 69 252 19655 17911 62 252 66 255 69 256 65 255 17911 16239 57 253 62 256 64 258 59 257 16239 14723 53 256 57 259 58 260 53 260 14723 13374 50 260 52 261 52 264 48 264 13374 12166 47 265 46 265 47 268 46 266 12166 11080 44 269 41 270 43 270 44 264 11080 10103 42 274 37 276 39 271 43 260 10103 9225 40 281 30*279 34 271 40 255 9225 8439 37 285 27*280 27 272 37 254 8439 7734 30*287 27 281 23 272 33 255 7734 7093 28*286 27 281 22 273 28 257 7093 6520 27 286 27 281 21 273 22 258 6520 6036 26 286 26 281 20 273 17 259 6036 5662 25 285 26 281 18 273 14 258 5662 5402 23 285 24 281 16 272 11 256 5402 5244 21 285 22 280 13*272 7*243 5244 5153 17 284 18 280 9*271 5*233 5153 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