UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for VAJB... Searching the city database file for: VAJB ... Date:0000Z 13 DEC 25 Station: VAJB WMO ident: 42675 Latitude: 23.18 Longitude: 80.05 Elevation: 495.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 970 495 9.6 7.5 87 2.1 8.5 0 0 285.2 286.4 283.0 303.9 6.71 1 169 13322 -60.5 -81.3 5 20.7 -60.7 290 80 353.5 353.5 297.4 353.5 0.00 2 113 15744 -76.7 -101.7 1 25.0 -76.7 260 72 366.5 366.5 299.9 366.5 0.00 3 100 16450 -76.7 -101.7 1 25.0 -76.7 285 64 379.5 379.5 302.2 379.5 0.00 TRP 113 15744 -76.7 -101.7 1 25.0 -76.7 260 72 366.5 366.5 299.9 366.5 0.00 WND 169 13322 -60.5 -81.3 5 20.7 -60.7 290 80 353.5 353.5 297.4 353.5 0.00 Sounding variables and indices Freezing level: 860.37 mb = 2250.61 m = 7383.79 ft Wetbulb zero: 872.02 mb = 1276.67 m = 4188.49 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 80.08 % Est. max temperature: 16.44 C = 61.59 F Sfc-Lift cond lev (LCL): 939.54 mb = 729.19 m = 2392.34 ft T: 8.32 C 700-500 lapse rate: 5.47 C/km ThetaE index: 0.00 C Layer 970.0--1117047487299876477206528.0 mb Conv cond level (CCL): 169.00 mb = 13322.40 m = 43708.14 ft Mean mixing ratio: 15.71 g/kg Conv temperature: 168.56 C = 335.41 F Cap Strength: -7.53 C Lifted Index: -5.30 C Risk: Severe thunderstorms probable Lifted Index @300 mb: 3.43 C Lifted Index @700 mb: -7.44 C Showalter Index: 8.94 C Risk: None Total Totals Index: 39.09 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 17.79 C K Index: 16.52 Risk: < 20 % chance of thunderstorms Sweat Index: 51.94 Risk: None Energy Index: 1.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 239791.66 J/kg Max Up Vert Vel: 692.52 m/s Conv Inhibition (B-): 10226.93 J/kg Cap Strength: 0.00 C Lift Cond Lev (LCL): 1133.19 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 20 at 15 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 970 495 0 0 -0.0 -0.0 | 200 15 5.2 14.3 1 953 610 70 9 -8.5 -3.1 | 164 12 -3.2 11.3 2 925 800 45 6 -4.2 -4.2 | 186 10 1.0 10.1 3 913 914 25 6 -2.5 -5.4 | 197 9 2.7 8.9 4 880 1219 355 7 0.6 -7.0 | 218 9 5.8 7.4 5 850 1518 355 8 0.7 -8.0 | 223 9 5.9 6.4 6 819 1829 355 10 0.9 -10.0 | 234 8 6.1 4.4 7 790 2134 350 12 2.1 -11.8 | 251 8 7.3 2.5 8 761 2438 360 15 -0.0 -15.0 | 277 5 5.2 -0.7 9 734 2743 360 17 -0.0 -17.0 | 297 6 5.2 -2.7 10 708 3048 355 18 1.6 -17.9 | 298 8 6.8 -3.6 11 700 3143 355 19 1.7 -18.9 | 304 8 6.9 -4.6 12 656 3658 355 28 2.4 -27.9 | 330 16 7.7 -13.5 13 632 3962 355 29 2.5 -28.9 | 332 16 7.8 -14.5 14 608 4267 355 29 2.5 -28.9 | 332 16 7.8 -14.5 15 586 4572 345 28 7.2 -27.0 | 316 18 12.5 -12.7 16 564 4877 345 29 7.5 -28.0 | 317 19 12.7 -13.7 17 523 5486 340 30 10.3 -28.2 | 312 21 15.5 -13.8 18 500 5840 340 26 8.9 -24.4 | 306 17 14.1 -10.1 19 483 6096 340 28 9.6 -26.3 | 309 19 14.8 -12.0 20 400 7530 325 30 17.2 -24.6 | 295 25 22.4 -10.2 21 395 7620 325 31 17.8 -25.4 | 296 26 23.0 -11.0 22 319 9144 315 35 24.7 -24.7 | 289 32 30.0 -10.4 23 300 9580 315 39 27.6 -27.6 | 292 35 32.8 -13.2 24 255 10668 295 36 32.6 -15.2 | 271 38 37.8 -0.9 25 250 10800 285 47 45.4 -12.2 | 268 51 50.6 2.2 26 202 12192 285 66 63.8 -17.1 | 272 69 69.0 -2.7 27 200 12260 285 67 64.7 -17.3 | 272 70 69.9 -3.0 28 169 13322 290 80 75.2 -27.4 | 279 81 80.4 -13.0 29 159 13716 295 79 71.6 -33.4 | 284 79 76.8 -19.0 30 150 14070 300 64 55.4 -32.0 | 286 63 60.6 -17.7 31 123 15240 265 51 50.8 4.4 | 251 59 56.0 18.8 32 113 15744 260 72 70.9 12.5 | 251 81 76.1 26.9 33 100 16450 285 64 61.8 -16.6 | 272 67 67.0 -2.2 Wind Parameters Mean winds (0-6000m): 350.0 at 20.4 knts Storm direction: 20.0 at 15.3 knts Shear (0-3000m) pos: 1.9 neg: 2.7 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 125.3 deg Storm rel helicity (0-3000m) pos: 49.6 neg: -20.9 tot: 28.8 m^2/s^2 ave: 9.6 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 2.7 10^-3/s Energy-Hel index: 52.45 Bulk Rich Number: 5405.69 Bulk Shear: 44.36 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 52 6 181 11| 6.4 0.0 6.4| 13.9 -20.9 -7.0 -13.9 -0.09| 14.0 -1.2 1000 26 7 195 9| 3.2 1.6 4.9| 21.6 -20.9 0.8 0.8 0.12| 8.8 1.0 1500 12 8 207 8| 2.1 2.1 4.2| 27.6 -20.9 6.7 4.5 0.24| 7.0 1.7 2000 6 9 218 7| 2.8 1.5 4.3| 35.0 -20.9 14.1 7.1 0.36| 6.5 2.4 2500 3 10 229 6| 2.2 1.8 4.0| 37.4 -20.9 16.6 6.6 0.38| 5.9 2.2 3000 1 12 246 5| 1.9 2.7 4.6| 49.6 -20.9 28.8 9.6 0.43| 6.1 2.7 4000 358 16 288 6| 1.4 2.5 3.9| 56.2 -37.4 18.8 4.7 0.31| 5.6 1.7 5000 353 19 300 9| 1.1 2.3 3.4| 58.1 -52.2 5.9 1.2 0.23| 5.0 1.1 6000 350 20 303 10| 0.9 1.9 2.8| 62.1 -68.9 -6.8 -1.1 0.15| 4.8 0.7 Wrote GIF file: /home/apache/climate/data/raob//VAJB/skewt/VAJB.skewt.20251213.00.gif