DrJack's BLIPSPOT for: WED 04/24 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0653z - - 0954z - - 1000z - - 1332z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 49.5 - - 39.7 - - 32.8 - - 30.2 Temp@2m Sfc.Heating - - - 38 - - 96 - - 87 - - 22 Sfc.Heating BL Depth - - - 2266 - - 2049 - - 2259 - - 2953 BL Depth Hcrit - - - 1216 - - 1882 - - 1913 - - 1215 Hcrit BL Top - - - 3466 - - 3249 - - 3459 - - 4153 BL Top Hgt.Variab. - - - 2113 - - 918 - - 1170 - - 1091 Hgt.Variab. W* - - - 188 - - 243 - - 240 - - 172 W* B/S - - - 3 - - 2 - - 2 - - 1 B/S BL Wind - - - 12 - - 24 - - 23 - - 23 BL Wind Direction - - - 240 - - 314 - - 323 - - 323 Direction Wind Shear - - - 9 - - 16 - - 15 - - 19 Wind Shear Max.Converg - - - 3 - - 10 - - 9 - - 7 Max.Converg CLOUDpotent - - - 587 - - 1332 - - 1255 - - 1351 CLOUDpotentl sfcLCL - - - 2879 - - 1917 - - 2204 - - 2802 sfcLCL ODpotential - - - -221 - - 879 - - 860 - - 597 ODpotential blCL - - - 3687 - - 2370 - - 2599 - - 3556 blCL maxRH - - - 100 - - 100 - - 100 - - 101 maxRH CAPE - - - 10 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 49.5 - - 39.7 - - 32.8 - - 30.2 Temp@2m DewPt@2m - - - 41.0 - - 35.7 - - 27.6 - - 22.5 DewPt@2m Temp@Bot - - - 49.6 - - 39.4 - - 32.7 - - 30.3 Temp@Bot DewPt@Bot - - - 40.2 - - 34.9 - - 26.9 - - 21.8 DewPt@bot Sfc.Heating - - - 38 - - 96 - - 87 - - 22 Sfc.Heating BL Depth - - - 2266 - - 2049 - - 2259 - - 2953 BL Depth EXPERIMENT - - - 101 - - 100 - - 101 - - 102 EXPERIMENT EXPERIMENT2 - - - 5 - - 4 - - 3 - - 2 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] 98218 20 289 22 264 25 270 27 288 98218 90782 18 251 26 249 25 272 22 290 90782 85012 16 248 20 240 20 262 18 266 85012 80184 11 253 16 230 18 245 25 249 80184 76005 16 240 15 224 22 234 21 244 76005 72302 18 228 12 213 20 220 22 240 72302 68943 17 228 12 223 17 227 18 216 68943 65833 20 235 24 243 21 242 21 239 65833 62937 28 233 25 230 27 236 31 240 62937 60142 29 225 28 225 27 225 24 234 60142 57218 26 229 32 235 26 234 22 247 57218 54174 31 240 35 236 30 244 28 255 54174 51276 37 237 35 231 33 245 36 257 51276 48681 37 236 37 234 38 249 40 245 48681 46362 38 238 42 234 41 243 38 241 46362 44258 41 232 43 227 37 236 37 249 44258 42333 42 225 38 224 37 242 42 250 42333 40571 40 222 36 231 41 244 44 248 40571 38954 39 227 40 235 45 244 40 247 38954 37459 42 232 44 233 44 243 33 257 37459 36066 46 232 43 232 40 248 42 276 36066 34741 55 231 42 234 40 259 50 277 34741 33416 65 230 42 237 44 266 48 276 33416 32059 69 228 39 240 40 271 46 281 32059 30667 69 225 32 250 40 288 46 286 30667 29221 67 221 29 275 46 297 47 289 29221 27704 62 217 32 291 47 296 47 289 27704 26115 56 213 31 288 45 293 46 288 26115 24454 53 215 30 276 41 290 46 287 24454 22723 48 221 33 267 38 282 46 285 22723 20921 35 228 28 266 39 275 45 283 20921 19043 25 231 25 265 39 271 46 281 19043 17083 25 221 25 262 39 270 47 279 17083 15084 25 231 25 264 40 271 47 279 15084 13162 28 241 26 262 38 273 46 284 13162 11424 27 245 26 258 35 269 42 290 11424 9887 25 241 25 265 35 266 36 296 9887 8524 22 239 25 270 36 270 34 307 8524 7313 18 248 22 273 37 277 34 315 7313 6246 17 258 22 277 34 285 33 317 6246 5313 17 260 23 289 31 297 31 320 5313 4499 17 258 26 304 28 311 29*323 4499 3780 17*254 27*313 26*321 28*323 3780 3137 15*243 27*314 26*322 27 323 3137 2567 14 240 26 315 25 323 25 323 2567 2090 13 239 25 315 24 324 23 323 2090 1724 12 238 24 314 23 324 20 323 1724 1472 11 238 21 314 21 324 17 323 1472 1319 9 238 18 314 17 324 14 323 1319 1231 6 237 11 313 11 323 9 322 1231 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