DrJack's BLIPSPOT for: THU 12/25 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 21.3 - - 14.9 - - 9.0 Temp@2m Sfc.Heating - - - - - - 32 - - -7 - - -26 Sfc.Heating BL Depth - - - - - - 2289 - - 2534 - - 401 BL Depth Hcrit - - - - - - 1214 - - 1214 - - 1213 Hcrit BL Top - - - - - - 3489 - - 3734 - - 1601 BL Top Hgt.Variab. - - - - - - 1887 - - 1845 - - 2735 Hgt.Variab. W* - - - - - - 175 - - 60 - - 24 W* B/S - - - - - - 1 - - 0 - - 0 B/S BL Wind - - - - - - 26 - - 30 - - 16 BL Wind Direction - - - - - - 305 - - 318 - - 321 Direction Wind Shear - - - - - - 20 - - 24 - - 11 Wind Shear Max.Converg - - - - - - 10 - - 12 - - 9 Max.Converg CLOUDpotent - - - - - - 1252 - - 1285 - - -756 CLOUDpotentl sfcLCL - - - - - - 2237 - - 2449 - - 2357 sfcLCL ODpotential - - - - - - 785 - - 539 - - -1255 ODpotential blCL - - - - - - 2704 - - 3195 - - 2856 blCL maxRH - - - - - - 100 - - 101 - - 98 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 21.3 - - 14.9 - - 9.0 Temp@2m DewPt@2m - - - - - - 16.0 - - 8.8 - - 3.4 DewPt@2m Temp@Bot - - - - - - 21.4 - - 15.5 - - 10.3 Temp@Bot DewPt@Bot - - - - - - 15.5 - - 8.5 - - 3.2 DewPt@bot Sfc.Heating - - - - - - 32 - - -7 - - -26 Sfc.Heating BL Depth - - - - - - 2289 - - 2534 - - 401 BL Depth EXPERIMENT - - - - - - 102 - - 102 - - 91 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 1 - - 1 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] 94477 98 244 102 247 85 242 94477 87614 82 243 80 243 79 246 87614 82246 72 254 71 253 73 255 82246 77786 61 266 63 260 55 258 77786 73929 49 260 48 262 39 257 73929 70459 42 262 44 268 34 270 70459 67269 49 277 47 275 43 280 67269 64315 56 283 56 285 57 285 64315 61579 60 285 68 289 66 288 61579 58934 62 288 68 290 67 290 58934 56164 66 291 67 294 66 296 56164 53272 68 294 70 300 70 302 53272 50506 72 299 72 303 73 305 50506 48016 81 304 74 307 78 308 48016 45785 90 304 81 310 84 309 45785 43760 94 301 87 309 91 309 43760 41903 90 300 91 307 94 307 41903 40189 89 305 91 307 95 308 40189 38595 100 309 93 310 96 311 38595 37104 115 307 103 312 107 316 37104 35709 127 303 117 313 130 316 35709 34381 128 298 133 311 149 312 34381 33056 118 296 137 308 159 310 33056 31696 111 298 130 307 165 312 31696 30292 112 301 124 311 163 313 30292 28825 114 303 129 316 159 314 28825 27285 116 304 143 318 159 316 27285 25673 118 303 154 317 155 318 25673 23988 117 302 149 316 153 321 23988 22228 111 300 131 315 150 322 22228 20399 103 300 114 315 139 321 20399 18510 89 299 101 315 118 320 18510 16569 77 297 91 316 97 320 16569 14612 69 296 78 316 84 322 14612 12739 62 297 66 316 75 325 12739 11047 56 299 58 317 66 326 11047 9557 51 300 53 319 58 328 9557 8243 48 300 49 322 53 330 8243 7081 44 302 44 324 48 333 7081 6054 39 303 38 321 43 335 6054 5152 34 305 36 319 40 332 5152 4364 33 306 36*319 39 327 4364 3673 32*306 35*319 38 325 3673 3056 31*306 34 319 37 325 3056 2509 29 305 33 319 34 324 2509 2053 27 305 30 318 31 323 2053 1702 25 305 27 318 26*323 1702 1461 21 305 22 317 21*322 1461 1314 17 304 19 317 17 321 1314 1230 11 305 11 316 10 321 1230 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