DrJack's BLIPSPOT for: THU 04/18 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time 0735z - - 0738z - - 0954z - - 1002z - - 1554z Update Time FCST PERIOD 6 hr - - 9 hr - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 39.2 - - 44.1 - - 50.4 - - 45.7 - - 40.6 Temp@2m Sfc.Heating -15 - - 91 - - 187 - - 11 - - -10 Sfc.Heating BL Depth 226 - - 1852 - - 3478 - - 2126 - - 32 BL Depth Hcrit 1215 - - 1707 - - 3300 - - 1216 - - 1215 Hcrit BL Top 1426 - - 3052 - - 4678 - - 3326 - - 1232 BL Top Hgt.Variab. 1400 - - 825 - - 631 - - 1370 - - 2068 Hgt.Variab. W* 40 - - 234 - - 362 - - 132 - - 11 W* B/S 1 - - 2 - - 4 - - 2 - - 1 B/S BL Wind 9 - - 21 - - 18 - - 13 - - 3 BL Wind Direction 126 - - 135 - - 141 - - 159 - - 193 Direction Wind Shear 6 - - 16 - - 9 - - 10 - - 0 Wind Shear Max.Converg -5 - - -8 - - -6 - - -5 - - -2 Max.Converg CLOUDpotent -1453 - - -538 - - 930 - - 959 - - -219 CLOUDpotentl sfcLCL 2879 - - 3590 - - 3748 - - 2367 - - 1451 sfcLCL ODpotential -12612 - - -10982 - - 125 - - 245 - - -979 ODpotential blCL 14038 - - 14034 - - 4553 - - 3081 - - 2211 blCL maxRH 100 - - 96 - - 96 - - 100 - - 100 maxRH CAPE 10 - - 10 - - 0 - - 20 - - 20 CAPE Temp@2m 39.2 - - 44.1 - - 50.4 - - 45.7 - - 40.6 Temp@2m DewPt@2m 31.2 - - 32.8 - - 38.4 - - 39.9 - - 38.9 DewPt@2m Temp@Bot 40.0 - - 43.8 - - 49.8 - - 45.8 - - 41.7 Temp@Bot DewPt@Bot 30.2 - - 31.8 - - 37.2 - - 39.0 - - 38.6 DewPt@bot Sfc.Heating -15 - - 91 - - 187 - - 11 - - -10 Sfc.Heating BL Depth 226 - - 1852 - - 3478 - - 2126 - - 32 BL Depth EXPERIMENT 101 - - 84 - - 82 - - 102 - - 102 EXPERIMENT EXPERIMENT2 4 - - 4 - - 4 - - 5 - - 5 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] 97419 16 318 9 251 14 257 17 271 15 279 97419 90171 13 338 9 023 12 241 12 270 9 285 90171 84593 8 304 10 343 11 296 7 236 12 289 84593 79936 4 307 7 323 13 314 1 346 7 321 79936 75896 5 325 6 341 12 302 12 330 12 336 75896 72308 6 321 7 332 10 285 18 309 14 325 72308 69046 11 318 9 330 10 297 21 287 19 316 69046 66030 20 312 16 321 16 314 25 294 21 308 66030 63224 27 305 22 309 24 311 28 308 22 309 63224 60495 30 303 26 298 30 298 33 309 24 309 60495 57633 33 311 31 298 27 294 30 300 26 297 57633 54651 36 304 34 297 23 302 25 300 26 287 54651 51807 34 292 35 298 25 302 27 297 26 293 51807 49257 32 283 35 289 31 289 32 288 29 297 49257 46986 29 281 33 274 31 279 34 281 31 291 46986 44941 26 283 22 280 24 272 32 275 31 281 44941 43084 23 294 20 289 19 270 23 275 28 273 43084 41383 24 290 24 275 16 278 22 277 23 271 41383 39812 17 284 18 255 20 275 21 252 18 281 39812 38352 13 292 11 235 21 264 10 215 16 279 38352 36986 23 301 4 320 18 236 11 200 12 237 36986 35674 30 297 14 300 14 222 16 197 11 204 35674 34349 29 291 17 292 13 218 14 192 16 181 34349 32977 20 269 15 287 14 219 14 199 21 162 32977 31557 13 219 16 268 15 221 15 215 22 155 31557 30073 10 179 17 256 17 227 18 224 23 161 30073 28513 8 153 15 228 18 240 20 230 23 165 28513 26880 6 119 14 196 17 239 20 237 21 163 26880 25172 4 164 13 195 15 231 20 243 14 165 25172 23392 6 240 12 200 18 233 21 245 9 188 23392 21542 9 252 14 242 20 238 15 239 13 210 21542 19614 11 240 15 233 20 227 16 227 15 219 19614 17603 13 235 12 225 16 211 19 215 15 223 17603 15553 14 231 8 200 13 198 17 203 13 227 15553 13579 13 208 9 188 10 165 14 188 11 213 13579 11789 11 220 8 209 12 139 13 175 12 212 11789 10200 10 259 6 233 13 140 11 176 8 242 10200 8791 3 273 0 328 12 167 8 204 9 311 8791 7544 2 098 6 134 10 174 7 223 10 325 7544 6439 4 125 13 158 10 167 6 202 7 315 6439 5466 11 141 20 160 16*147 11 152 6 254 5466 4612 22 145 28 148 18*140 16 138 10 202 4612 3862 33 141 32 138 19 140 16*142 17 165 3862 3194 36 137 30*134 19 141 15*150 21 157 3194 2606 33 131 26*134 18 141 14 156 20 163 2606 2115 27 129 24 135 18 141 13 160 17 169 2115 1739 21 128 22 135 17 141 12 164 13 173 1739 1480 16*128 19 135 16 141 11 167 10 178 1480 1322 13*127 16 135 13 141 9 169 7*183 1322 1232 7 125 10 135 9 141 6 171 3*193 1232 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