DrJack's BLIPSPOT for: TUE 04/29 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 - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 66.4 - - 74.5 - - 76.6 - - 67.4 Temp@2m Sfc.Heating - - - 124 - - 211 - - 26 - - -50 Sfc.Heating BL Depth - - - 1602 - - 2885 - - 3660 - - 34 BL Depth Hcrit - - - 1766 - - 2915 - - 1218 - - 1217 Hcrit BL Top - - - 2802 - - 4085 - - 4860 - - 1234 BL Top Hgt.Variab. - - - 783 - - 1523 - - 2934 - - 561 Hgt.Variab. W* - - - 247 - - 354 - - 213 - - 16 W* B/S - - - 3 - - 3 - - 1 - - 1 B/S BL Wind - - - 16 - - 24 - - 30 - - 5 BL Wind Direction - - - 205 - - 203 - - 215 - - 195 Direction Wind Shear - - - 12 - - 19 - - 27 - - 0 Wind Shear Max.Converg - - - 8 - - -7 - - 13 - - -3 Max.Converg CLOUDpotent - - - -4363 - - -3112 - - -1884 - - -2874 CLOUDpotentl sfcLCL - - - 7165 - - 7198 - - 6744 - - 4109 sfcLCL ODpotential - - - -11026 - - -8551 - - -4967 - - -6132 ODpotential blCL - - - 13828 - - 12636 - - 9827 - - 7366 blCL maxRH - - - 86 - - 77 - - 88 - - 98 maxRH CAPE - - - 0 - - 0 - - 0 - - 30 CAPE Temp@2m - - - 66.4 - - 74.5 - - 76.6 - - 67.4 Temp@2m DewPt@2m - - - 39.6 - - 47.1 - - 51.2 - - 53.5 DewPt@2m Temp@Bot - - - 66.0 - - 73.6 - - 76.7 - - 70.4 Temp@Bot DewPt@Bot - - - 38.3 - - 46.0 - - 50.4 - - 53.1 DewPt@bot Sfc.Heating - - - 124 - - 211 - - 26 - - -50 Sfc.Heating BL Depth - - - 1602 - - 2885 - - 3660 - - 34 BL Depth EXPERIMENT - - - 43 - - 8 - - 53 - - 94 EXPERIMENT EXPERIMENT2 - - - 5 - - 6 - - 8 - - 9 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] 97672 15 104 16 136 7 243 4 094 97672 90364 17 098 6 118 1 212 3 021 90364 84702 13 045 7 089 6 064 4 092 84702 79983 11 002 8 080 2 098 3 345 79983 75899 6 011 5 069 2 154 6 315 75899 72282 7 046 5 015 2 040 7 315 72282 69009 8 042 11 322 4 009 7 310 69009 65992 8 002 17 303 12 327 10 312 65992 63180 10 342 20 292 21 300 17 305 63180 60459 16 337 17 293 21 300 20 295 60459 57643 27 312 15 311 26 306 21 302 57643 54738 31 299 21 314 29 302 20 300 54738 51953 30 291 29 298 28 291 28 293 51953 49449 25 283 35 277 30 275 33 283 49449 47238 24 277 32 265 27 267 38 264 47238 45281 19 297 24 276 27 262 47 250 45281 43522 25 337 29 298 45 267 57 242 43522 41907 48 317 32 299 54 274 55 238 41907 40393 55 296 33 291 58 273 56 252 40393 38966 50 276 35 290 49 265 64 256 38966 37614 41 270 38 292 45 256 64 248 37614 36305 34 272 36 287 44 254 60 240 36305 34972 28 269 39 281 48 260 61 247 34972 33585 29 263 43 278 58 271 65 256 33585 32148 28 260 45 277 69 273 70 261 32148 30646 26 257 43 273 71 268 72 262 30646 29065 23 256 39 268 64 266 68 261 29065 27408 21 260 38 265 54 266 63 258 27408 25675 27 271 42 263 47 262 62 255 25675 23869 33 279 45 263 44 256 61 253 23869 21994 32 283 44 261 46 248 60 251 21994 20044 31 289 40 255 48 240 59 249 20044 18012 38 283 38 254 48 236 58 248 18012 15943 37 273 38 257 47 236 59 248 15943 13953 29 258 37 259 44 238 59 248 13953 12144 27 243 34 255 42 240 58 249 12144 10539 30 243 35 247 42 241 56 249 10539 9112 33 245 38 242 45 243 54 248 9112 7842 35 245 39 240 46 241 54 244 7842 6710 34 243 38 238 44 234 52 236 6710 5705 33 241 37 234 41*226 50 229 5705 4817 32 238 35*226 38*220 47 226 4817 4031 30 234 30*216 35 217 45 225 4031 3325 27*226 27 205 33 215 42 224 3325 2699 20*213 25 202 31 214 38 222 2699 2176 17 205 24 200 28 213 32 218 2176 1774 16 204 23 199 25 211 24 213 1774 1497 14 202 21 198 21 210 17 207 1497 1330 12 201 17 197 18 209 13*203 1330 1234 8 199 12 196 11 208 5*195 1234 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