DrJack's BLIPSPOT for: TUE 04/28 TSA_TX 660ft pt21226@32.461,-96.932,636ft SPONSORED BY: Texas Soaring Association BLIPSPOT sfc.temp. adjusted by +0.1 degF RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0654z - - 0956z - - 1002z - - 1334z - - 1855z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 76.4 - - 78.3 - - 80.6 - - 82.6 - - 76.9 Temp@2m Sfc.Heating 33 - - 37 - - 48 - - 25 - - 1 Sfc.Heating BL Depth 1099 - - 1501 - - 1856 - - 1467 - - 455 BL Depth Hcrit 726 - - 727 - - 727 - - 727 - - 727 Hcrit BL Top 1759 - - 2161 - - 2516 - - 2127 - - 1115 BL Top Hgt.Variab. 1116 - - 1226 - - 2233 - - 2405 - - 1701 Hgt.Variab. W* 145 - - 174 - - 207 - - 144 - - 43 W* B/S 2 - - 1 - - 2 - - 1 - - 2 B/S BL Wind 17 - - 22 - - 21 - - 18 - - 4 BL Wind Direction 193 - - 208 - - 209 - - 183 - - 182 Direction Wind Shear 9 - - 11 - - 11 - - 7 - - 2 Wind Shear Max.Converg 3 - - 20 - - -3 - - 3 - - 0 Max.Converg CLOUDpotent 675 - - 931 - - 1022 - - -84 - - 303 CLOUDpotentl sfcLCL 1084 - - 1231 - - 1494 - - 2211 - - 812 sfcLCL ODpotential 135 - - 290 - - 2 - - -1213 - - -337 ODpotential blCL 1624 - - 1871 - - 2514 - - 3340 - - 1452 blCL maxRH 98 - - 100 - - 95 - - 86 - - 100 maxRH CAPE 3390 - - 3810 - - 4350 - - 4460 - - 3770 CAPE Temp@2m 76.4 - - 78.3 - - 80.6 - - 82.6 - - 76.9 Temp@2m DewPt@2m 73.4 - - 74.6 - - 75.7 - - 74.7 - - 75.0 DewPt@2m Temp@Bot 76.4 - - 78.2 - - 80.5 - - 82.6 - - 77.1 Temp@Bot DewPt@Bot 73.0 - - 74.0 - - 74.8 - - 74.5 - - 74.8 DewPt@bot Sfc.Heating 33 - - 37 - - 48 - - 25 - - 1 Sfc.Heating BL Depth 1099 - - 1501 - - 1856 - - 1467 - - 455 BL Depth EXPERIMENT 92 - - 98 - - 79 - - 43 - - 100 EXPERIMENT EXPERIMENT2 18 - - 18 - - 18 - - 19 - - 19 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] 97789 21 245 17 235 23 247 21 266 16 263 97789 90300 16 254 18 244 20 249 19 258 15 271 90300 84556 12 230 17 258 18 226 19 263 12 288 84556 79837 14 277 15 271 8 268 10 275 5 307 79837 75817 8 260 10 248 8 314 4 317 4 111 75817 72280 9 108 9 202 8 237 7 332 5 052 72280 69082 12 060 8 132 10 166 8 212 6 311 69082 66160 8 242 8 191 7 162 16 204 15 228 66160 63483 17 191 14 208 9 207 10 253 19 243 63483 60934 32 248 32 259 29 267 26 288 18 276 60934 58267 40 246 40 257 38 263 23 278 21 272 58267 55443 49 272 39 273 45 270 41 277 45 278 55443 52724 72 272 64 271 66 272 62 276 67 277 52724 50288 84 261 83 264 81 265 75 266 75 266 50288 48114 82 253 84 261 79 257 78 259 74 264 48114 46142 76 267 77 270 67 262 74 267 85 281 46142 44343 94 283 90 283 73 278 89 279 106 286 44343 42691 119 287 109 285 92 284 100 281 113 284 42691 41149 130 284 113 284 99 281 109 280 110 281 41149 39695 128 285 102 284 98 279 113 280 106 280 39695 38318 112 288 82 281 97 282 114 282 103 282 38318 36979 87 284 64 272 93 285 112 284 88 284 36979 35614 72 271 56 264 81 282 97 285 66 283 35614 34193 58 259 49 261 72 271 75 282 54 280 34193 32718 57 262 56 262 74 265 73 273 55 279 32718 31172 57 260 54 260 67 264 80 270 50 279 31172 29545 55 260 51 259 57 261 73 273 53 275 29545 27839 55 262 55 260 53 259 57 274 57 272 27839 26053 56 263 57 264 52 258 50 267 59 271 26053 24192 56 260 56 265 53 259 51 264 57 268 24192 22261 55 257 55 264 54 261 51 268 54 268 22261 20258 54 258 52 263 53 267 48 269 50 272 20258 18179 50 260 55 267 50 267 47 265 43 277 18179 16054 45 261 56 270 52 262 48 264 35 277 16054 13991 40 260 53 269 54 264 48 267 30 272 13991 12104 35 257 37 266 44 268 44 270 28 269 12104 10423 29 254 31 257 38 260 34 275 24 270 10423 8928 23 242 34 243 36 255 28 280 19 271 8928 7595 25 220 37 234 32 259 25 275 15 279 7595 6408 30 208 38 229 29 262 24 269 11 288 6408 5358 32 205 33 222 28 243 21 256 10 272 5358 4433 31 208 31 208 29 225 20 227 14 237 4433 3616 29 210 33 205 29 221 20 213 17 219 3616 2887 27 208 31 205 27*218 20 202 16 216 2887 2244 25*205 27*207 25*214 20*189 11 226 2244 1707 20*197 25*207 22 210 20*185 8 217 1707 1296 17 193 23 207 20 208 19 184 7*204 1296 1013 16 192 21 208 19 207 18 182 5*187 1013 841 15 191 19 208 17 207 16 182 5 183 841 743 12 190 14 210 14 206 12 181 3 172 743 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