DrJack's BLIPSPOT for: TUE 07/28 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 = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 79.4 - - 73.5 - - - Temp@2m Sfc.Heating - - - - - - 121 - - 28 - - - Sfc.Heating BL Depth - - - - - - 4641 - - 1661 - - - BL Depth Hcrit - - - - - - 3986 - - 1218 - - - Hcrit BL Top - - - - - - 5841 - - 2861 - - - BL Top Hgt.Variab. - - - - - - 2574 - - 2986 - - - Hgt.Variab. W* - - - - - - 359 - - 171 - - - W* B/S - - - - - - 4 - - 2 - - - B/S BL Wind - - - - - - 17 - - 19 - - - BL Wind Direction - - - - - - 153 - - 165 - - - Direction Wind Shear - - - - - - 10 - - 14 - - - Wind Shear Max.Converg - - - - - - -6 - - -15 - - - Max.Converg CLOUDpotent - - - - - - 1008 - - 360 - - - CLOUDpotentl sfcLCL - - - - - - 4833 - - 2502 - - - sfcLCL ODpotential - - - - - - -700 - - -1039 - - - ODpotential blCL - - - - - - 6541 - - 3900 - - - blCL maxRH - - - - - - 92 - - 98 - - - maxRH CAPE - - - - - - 1050 - - 1300 - - - CAPE Temp@2m - - - - - - 79.4 - - 73.5 - - - Temp@2m DewPt@2m - - - - - - 62.0 - - 66.1 - - - DewPt@2m Temp@Bot - - - - - - 79.0 - - 73.6 - - - Temp@Bot DewPt@Bot - - - - - - 60.9 - - 65.4 - - - DewPt@bot Sfc.Heating - - - - - - 121 - - 28 - - - Sfc.Heating BL Depth - - - - - - 4641 - - 1661 - - - BL Depth EXPERIMENT - - - - - - 69 - - 93 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 14 - - - 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] 99786 34 089 25 094 99786 92214 26 085 23 083 92214 86359 19 079 20 088 86359 81505 18 096 21 095 81505 77336 15 108 15 093 77336 73659 12 097 11 098 73659 70329 10 079 8 087 70329 67261 6 050 3 104 67261 64407 3 148 1 088 64407 61633 5 135 4 229 61633 58733 3 248 7 259 58733 55724 10 290 12 282 55724 52861 16 283 17 285 52861 50292 15 283 19 279 50292 47993 13 300 18 271 47993 45914 15 293 14 268 45914 44014 15 283 16 266 44014 42278 17 270 18 245 42278 40708 21 252 18 229 40708 39264 8 259 19 230 39264 37898 11 329 22 228 37898 36573 15 259 22 221 36573 35222 18 255 21 216 35222 33816 18 254 20 212 33816 32360 18 258 18 209 32360 30837 15 267 15 206 30837 29238 14 274 14 206 29238 27562 12 257 14 211 27562 25809 13 228 16 222 25809 23980 13 219 18 224 23980 22082 13 222 20 215 22082 20113 15 214 19 191 20113 18068 16 205 16 192 18068 15990 17 203 15 188 15990 13992 18 205 16 183 13992 12178 18 198 19 181 12178 10570 19 194 21 177 10570 9139 19 187 22 176 9139 7863 19 179 23 176 7863 6728 19*172 26 171 6728 5720 19*164 27 166 5720 4829 18 156 27 163 4829 4040 18 153 26 163 4040 3333 18 151 25*164 3333 2705 18 150 23*164 2705 2181 17 148 21 165 2181 1778 17 147 19 165 1778 1500 15 147 17 165 1500 1331 13 146 14 165 1331 1234 9 145 9 165 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