UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042123.upa.cvt Date: 2300Z 21 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 21 APR 25 Station: VEBS WMO ident: 42971 Latitude: 20.25 Longitude: 85.83 Elevation: 46.00 ------------------------------------------------------------------------------- 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 1003 46 28.6 26.3 87 2.3 26.9 190 8 301.5 305.5 299.9 366.5 21.95 1 1000 69 28.6 26.3 87 2.3 26.9 210 7 301.8 305.8 300.0 367.0 22.02 2 925 764 30.2 18.2 49 12.0 21.6 220 18 310.2 312.9 297.5 354.0 14.36 3 850 1518 27.4 5.4 25 22.0 14.0 285 6 314.8 316.1 293.2 335.7 6.63 4 700 3195 11.2 2.2 54 9.0 6.1 310 12 314.9 316.1 293.1 335.1 6.42 5 500 5930 -4.7 -41.7 4 37.0 -12.2 10 5 327.3 327.3 291.2 328.1 0.20 6 400 7640 -15.1 -48.1 4 33.0 -20.0 255 11 335.4 335.4 293.3 335.9 0.12 7 300 9750 -29.1 -42.1 27 13.0 -30.8 235 12 344.4 344.4 295.7 345.6 0.31 8 250 11030 -38.9 -53.9 19 15.0 -39.9 275 12 348.2 348.3 296.3 348.7 0.10 9 200 12520 -51.5 -72.5 6 21.0 -51.9 255 15 351.2 351.2 296.9 351.3 0.01 10 150 14320 -65.3 -80.3 11 15.0 -65.4 225 12 357.6 357.6 298.2 357.6 0.00 11 100 16690 -79.5 -86.5 30 7.0 -79.5 165 12 374.1 374.1 301.3 374.1 0.00 12 78 18077 -84.7 -90.7 34 6.0 -84.7 115 13 390.9 390.9 303.9 390.9 0.00 13 70 18680 -80.5 -89.5 21 9.0 -80.5 110 21 412.2 412.2 306.8 412.2 0.00 14 50 20640 -67.5 -87.5 4 20.0 -67.7 360 9 484.4 484.4 313.8 484.4 0.00 15 30 23820 -56.9 -89.9 1 33.0 -58.2 55 10 589.5 589.5 320.1 589.5 0.00 16 20 26420 -51.5 -87.5 1 36.0 -54.6 85 34 678.5 678.5 323.7 678.6 0.01 17 10 31030 -42.7 -80.7 1 38.0 -51.5 80 39 860.2 860.2 328.6 860.7 0.06 TRP 78 18077 -84.7 -90.7 34 6.0 -84.7 115 13 390.9 390.9 303.9 390.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5861.00 m Freezing level: 559.12 mb = 5121.54 m = 16802.75 ft Wetbulb zero: 633.12 mb = 4011.30 m = 13160.27 ft Precipitable water: 1.54 inches Sfc-500 mean rel hum: 37.27 % Est. max temperature: 41.77 C = 107.19 F Sfc-Lift cond lev (LCL): 970.69 mb = 334.18 m = 1096.39 ft T: 29.21 C 700-500 lapse rate: 5.81 C/km ThetaE index: 38.95 C Layer 925.0- 400.0 mb Conv cond level (CCL): 757.13 mb = 2517.37 m = 8258.99 ft Mean mixing ratio: 17.11 g/kg Conv temperature: 42.11 C = 107.79 F Cap Strength: 7.53 C Lifted Index: -4.60 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.15 C Lifted Index @700 mb: -1.59 C Showalter Index: 3.92 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 32.10 C Cross Totals Index: 10.10 C K Index: 28.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 81.80 Risk: None Energy Index: -1.27 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1848.09 J/kg Max Up Vert Vel: 60.80 m/s Conv Inhibition (B-): 306.19 J/kg Cap Strength: 7.53 C Lift Cond Lev (LCL): 846.92 mb = 1549.34 m = 5083.08 ft Lev Free Conv (LFC): 721.92 mb = 2928.66 m = 9608.34 ft Equ Level (EL): 141.92 mb = 14643.60 m = 48042.72 ft B at Equ Level: 1832.30 J/kg Max Parcel Lev (MPL): 71.92 mb = 18529.16 m = 60790.46 ft Wind level data Storm motion: 346 at 8 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 1003 46 190 8 1.4 7.9 | 178 16 -0.6 15.9 1 1000 69 210 7 3.5 6.1 | 186 14 1.5 14.1 2 974 305 210 19 9.5 16.5 | 197 26 7.5 24.5 3 941 610 230 17 13.0 10.9 | 210 22 11.0 19.0 4 925 764 220 18 11.6 13.8 | 204 24 9.6 21.8 5 910 914 220 14 9.0 10.7 | 200 20 7.0 18.8 6 879 1219 260 7 6.9 1.2 | 208 10 4.9 9.2 7 850 1518 285 6 5.8 -1.6 | 210 8 3.8 6.5 8 820 1829 305 8 6.6 -4.6 | 233 6 4.6 3.4 9 792 2134 320 12 7.7 -9.2 | 282 6 5.7 -1.2 10 700 3195 310 12 9.2 -7.7 | 267 7 7.2 0.3 11 687 3353 310 13 10.0 -8.4 | 272 8 8.0 -0.3 12 637 3962 355 15 1.3 -14.9 | 6 7 -0.7 -6.9 13 613 4267 350 11 1.9 -10.8 | 2 3 -0.1 -2.8 14 591 4572 10 11 -1.9 -10.8 | 54 5 -3.9 -2.8 15 569 4877 25 8 -3.4 -7.3 | 98 5 -5.4 0.8 16 548 5182 35 8 -4.6 -6.6 | 103 7 -6.6 1.5 17 528 5486 15 9 -2.3 -8.7 | 81 4 -4.3 -0.7 18 500 5930 10 5 -0.9 -4.9 | 137 4 -2.9 3.1 19 489 6096 15 7 -1.8 -6.8 | 108 4 -3.8 1.3 20 434 7010 40 8 -5.1 -6.1 | 105 7 -7.1 1.9 21 417 7315 305 7 5.7 -4.0 | 223 5 3.7 4.0 22 401 7620 260 12 11.8 2.1 | 224 14 9.8 10.1 23 400 7640 255 11 10.6 2.8 | 218 14 8.6 10.9 24 385 7925 275 9 9.0 -0.8 | 224 10 7.0 7.2 25 369 8230 275 8 8.0 -0.7 | 219 9 6.0 7.3 26 340 8839 250 15 14.1 5.1 | 223 18 12.1 13.2 27 300 9750 235 12 9.8 6.9 | 208 17 7.8 14.9 28 287 10058 240 12 10.4 6.0 | 211 16 8.4 14.0 29 252 10973 270 6 6.0 -0.0 | 206 9 4.0 8.0 30 250 11030 275 12 12.0 -1.0 | 235 12 10.0 7.0 31 230 11582 270 11 11.0 -0.0 | 228 12 9.0 8.0 32 220 11887 260 8 7.9 1.4 | 212 11 5.9 9.4 33 201 12497 245 15 13.6 6.3 | 219 18 11.6 14.4 34 200 12520 255 15 14.5 3.9 | 226 17 12.5 11.9 35 191 12802 260 13 12.8 2.3 | 226 15 10.8 10.3 36 182 13106 245 11 10.0 4.6 | 212 15 8.0 12.7 37 173 13411 260 12 11.8 2.1 | 224 14 9.8 10.1 38 165 13716 235 14 11.5 8.0 | 211 19 9.5 16.1 39 157 14021 250 14 13.2 4.8 | 221 17 11.2 12.8 40 150 14320 225 12 8.5 8.5 | 201 18 6.5 16.5 41 142 14630 235 12 9.8 6.9 | 208 17 7.8 14.9 42 128 15240 240 10 8.7 5.0 | 207 15 6.7 13.0 43 115 15850 145 13 -7.5 10.6 | 153 21 -9.5 18.7 44 110 16154 145 8 -4.6 6.6 | 156 16 -6.6 14.6 45 104 16459 125 13 -10.6 7.5 | 141 20 -12.6 15.5 46 100 16690 165 12 -3.1 11.6 | 165 20 -5.1 19.6 47 99 16764 150 12 -6.0 10.4 | 157 20 -8.0 18.4 48 78 18077 115 13 -11.8 5.5 | 134 19 -13.8 13.5 49 70 18680 110 21 -19.7 7.2 | 125 27 -21.7 15.2 50 50 20640 360 9 -0.0 -9.0 | 64 2 -2.0 -1.0 51 30 23820 55 10 -8.2 -5.7 | 103 10 -10.2 2.3 52 20 26420 85 34 -33.9 -3.0 | 98 36 -35.9 5.1 53 10 31030 80 39 -38.4 -6.8 | 92 40 -40.4 1.3 Wind Parameters Mean winds (0-6000m): 316.0 at 11.0 knts Storm direction: 346.0 at 8.3 knts Shear (0-3000m) pos: 3.1 neg: 0.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 91.4 deg Storm rel helicity (0-3000m) pos: 81.8 neg: -18.8 tot: 63.0 m^2/s^2 ave: 21.0 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 2.8 10^-3/s Energy-Hel index: 0.92 Bulk Rich Number: 33.09 Bulk Shear: 55.85 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 ------------------------------------------------------------------------------- 500 214 15 198 22| 12.2 0.0 12.2| 57.2 0.0 57.2 114.5 0.63| 17.1 10.8 1000 219 15 201 21| 4.2 0.0 4.2| 67.5 -15.9 51.6 51.6 0.36| 14.3 5.1 1500 226 13 203 18| 3.7 0.0 3.7| 70.7 -16.5 54.2 36.1 0.30| 12.4 3.7 2000 238 12 209 16| 4.3 0.0 4.3| 79.7 -16.5 63.2 31.6 0.39| 10.9 4.3 2500 254 12 219 14| 3.7 0.0 3.7| 81.8 -17.5 64.3 25.7 0.39| 9.2 3.6 3000 267 12 228 13| 3.1 0.2 3.2| 81.8 -18.8 63.0 21.0 0.36| 7.8 2.8 4000 288 12 246 10| 2.9 0.1 3.0|101.4 -19.1 82.4 20.6 0.47| 7.6 3.6 5000 305 12 260 8| 1.7 0.1 1.8|109.9 -19.3 90.6 18.1 0.50| 7.2 3.6 6000 316 11 269 6| 1.4 0.3 1.7|113.7 -23.2 90.5 15.1 0.45| 6.7 3.0 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250421.23.gif