DrJack's BLIPSPOT for: WED 02/18 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 - - - 0954z - - 1002z - - 1335z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 64.2 - - 69.2 - - 68.4 - - 55.0 Temp@2m Sfc.Heating - - - 390 - - 387 - - -1 - - -29 Sfc.Heating BL Depth - - - 3731 - - 5731 - - 305 - - 305 BL Depth Hcrit - - - 7428 - - 9000 - - 5138 - - 5137 Hcrit BL Top - - - 8580 - - 10580 - - 5154 - - 5154 BL Top Hgt.Variab. - - - 1470 - - 1268 - - 6836 - - 89 Hgt.Variab. W* - - - 475 - - 547 - - 16 - - 4 W* B/S - - - 4 - - 4 - - 0 - - 0 B/S BL Wind - - - 22 - - 26 - - 15 - - 7 BL Wind Direction - - - 246 - - 249 - - 244 - - 234 Direction Wind Shear - - - 15 - - 10 - - 0 - - 0 Wind Shear Max.Converg - - - -22 - - -20 - - -4 - - -3 Max.Converg CLOUDpotent - - - -4511 - - -5370 - - -11930 - - -8795 CLOUDpotentl sfcLCL - - - 13092 - - 15951 - - 17085 - - 13950 sfcLCL ODpotential - - - -12084 - - -13038 - - -19190 - - -17662 ODpotential blCL - - - 20664 - - 23618 - - 24344 - - 22816 blCL maxRH - - - 67 - - 51 - - 39 - - 39 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 64.2 - - 69.2 - - 68.4 - - 55.0 Temp@2m DewPt@2m - - - 24.7 - - 16.7 - - 11.1 - - 12.7 DewPt@2m Temp@Bot - - - 61.8 - - 67.0 - - 68.2 - - 59.5 Temp@Bot DewPt@Bot - - - 24.6 - - 16.6 - - 11.0 - - 12.7 DewPt@bot Sfc.Heating - - - 390 - - 387 - - -1 - - -29 Sfc.Heating BL Depth - - - 3731 - - 5731 - - 305 - - 305 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 2 - - 2 - - 2 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] 96632 7 281 5 231 12 285 16 315 96632 89447 7 218 5 250 7 243 2 288 89447 83911 13 220 9 276 3 326 5 303 83911 79288 13 199 13 236 9 257 7 253 79288 75288 9 192 11 202 6 242 3 207 75288 71747 10 246 13 233 9 252 11 275 71747 68549 17 255 10 241 13 237 15 233 68549 65626 13 238 8 297 7 276 8 188 65626 62927 42 267 40 262 36 255 29 252 62927 60344 59 240 62 225 49 243 51 249 60344 57671 58 237 71 250 72 255 66 257 57671 54905 66 257 85 263 78 257 68 258 54905 52270 82 262 86 266 74 263 67 259 52270 49886 91 262 94 263 80 269 73 267 49886 47734 99 257 104 259 91 269 85 273 47734 45766 103 254 108 258 100 263 97 268 45766 43957 106 259 105 261 103 258 105 260 43957 42286 104 261 98 261 101 256 108 255 42286 40736 101 260 91 261 99 258 111 257 40736 39286 99 260 93 266 99 260 107 261 39286 37923 99 261 99 270 101 264 101 266 37923 36614 100 262 96 267 103 268 105 272 36614 35300 100 262 94 261 103 270 108 273 35300 33950 99 261 95 259 101 267 108 271 33950 32567 98 260 95 258 99 262 107 269 32567 31138 98 259 93 258 99 259 105 267 31138 29657 97 259 93 257 99 261 103 264 29657 28127 95 257 93 257 99 264 100 261 28127 26554 94 255 94 259 97 265 97 261 26554 24941 94 254 93 260 95 263 92 262 24941 23291 96 255 91 259 93 261 84 264 23291 21600 94 258 89 259 90 260 75 268 21600 19860 86 260 86 261 84 263 69 271 19860 18100 73 262 76 265 75 267 65 271 18100 16412 59 260 65 267 66 269 59 268 16412 14880 51 256 55 267 60 267 53 263 14880 13514 47 255 48 266 52 261 45 252 13514 12292 44 256 43 263 44 253 39 239 12292 11193 41 258 34*257 36 246 35 237 11193 10201 39 260 28*250 32 242 32 245 10201 9309 34*258 28 249 30 241 31 255 9309 8511 29*253 27 249 29 241 30 264 8511 7793 26 249 27 249 28 242 30 271 7793 7141 24 246 27 249 27 243 29 277 7141 6556 21 243 26 249 26 243 28 278 6556 6061 20 243 25 249 25 244 24 276 6061 5676 19 242 24 249 24 244 19 267 5676 5409 18 242 23 249 22 244 14 250 5409 5247 17 242 22 248 20 244 10*240 5247 5154 15 242 18 249 15*244 7*234 5154 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