UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 30 APR 25 Station: X4172 WMO ident: 34172 Latitude: 51.57 Longitude: 46.03 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 154 190 11 SFC 999 162 10.0 -6.0 32 16.0 3.6 190 11 283.2 283.7 276.8 290.3 2.44 2 948 595 6.8 -6.2 39 13.0 1.7 187 29 284.3 284.7 277.4 291.6 2.53 3 925 796 6.0 -7.0 39 13.0 1.0 185 38 285.4 285.9 277.9 292.5 2.44 4 852 1467 3.6 -9.4 38 13.0 -1.3 224 55 289.7 290.1 279.7 296.3 2.20 5 850 1486 3.4 -9.6 38 13.0 -1.4 225 56 289.7 290.1 279.6 296.2 2.17 6 734 2647 -8.5 -11.3 80 2.8 -9.4 251 34 289.1 289.5 279.4 295.6 2.19 7 708 2926 -9.7 -11.6 86 1.9 -10.3 258 29 290.8 291.2 280.2 297.4 2.22 8 700 3013 -10.1 -12.1 85 2.0 -10.7 260 27 291.3 291.7 280.3 297.8 2.16 9 644 3649 -13.7 -16.1 82 2.4 -14.3 256 29 294.2 294.5 281.1 299.4 1.69 10 600 4185 -14.3 -16.1 86 1.8 -14.8 253 31 299.6 299.9 283.5 305.2 1.81 11 500 5540 -23.5 -27.4 70 3.9 -24.2 245 35 304.4 304.5 284.2 307.1 0.81 12 437 6510 -31.1 -35.1 68 4.0 -31.6 251 37 306.7 306.8 284.7 308.2 0.44 13 400 7130 -36.9 -40.1 72 3.2 -37.2 255 38 307.0 307.1 284.6 308.1 0.29 14 302 9007 -53.9 -57.4 65 3.5 -54.0 260 42 308.8 308.8 284.9 309.0 0.05 15 300 9050 -54.3 -57.8 65 3.5 -54.4 260 42 308.8 308.8 284.9 309.0 0.05 16 255 10077 -62.7 -66.2 63 3.5 -62.7 260 44 311.1 311.1 285.7 311.2 0.02 17 250 10200 -63.1 -66.7 62 3.6 -63.1 260 44 312.3 312.3 286.2 312.3 0.02 18 244 10349 -63.3 -67.0 61 3.7 -63.3 260 43 314.1 314.1 286.8 314.2 0.02 19 232 10664 -56.9 -60.5 64 3.6 -57.0 260 42 328.4 328.4 291.3 328.6 0.05 20 200 11610 -54.3 -58.3 61 4.0 -54.4 260 38 346.8 346.8 296.0 347.1 0.07 21 189 11973 -53.1 -57.4 59 4.3 -53.2 260 37 354.4 354.4 297.7 354.7 0.09 22 150 13460 -53.5 -59.5 48 6.0 -53.7 260 33 377.9 377.9 302.0 378.3 0.08 23 100 16060 -54.7 -62.7 37 8.0 -55.1 245 35 422.0 422.1 308.0 422.5 0.08 24 90 16741 -52.1 -61.1 33 9.0 -52.7 244 33 440.1 440.2 310.0 440.7 0.11 25 89 16813 -52.7 -61.7 33 9.0 -53.2 243 33 440.3 440.4 310.0 440.9 0.11 26 71 18269 -54.9 -64.9 28 10.0 -55.4 240 29 465.0 465.1 312.3 465.6 0.09 27 70 18360 -54.7 -64.7 28 10.0 -55.2 240 29 467.4 467.4 312.4 467.9 0.09 28 50 20520 -54.9 -66.9 21 12.0 -55.7 235 15 514.1 514.1 315.9 514.7 0.09 29 30 23790 -54.1 -67.1 19 13.0 -55.5 210 9 597.2 597.2 320.5 598.3 0.15 30 23 25489 -54.1 -68.1 16 14.0 -55.9 112 5 644.3 644.4 322.5 645.7 0.17 31 20 26390 -51.1 -66.1 15 15.0 -53.8 60 3 679.8 679.9 323.9 682.0 0.26 32 14 28724 -48.3 -65.3 12 17.0 -52.7 762.3 762.4 326.4 766.3 0.42 TRP 250 10200 -63.1 -66.7 62 3.6 -63.1 260 44 312.3 312.3 286.2 312.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5386.00 m Freezing level: 816.86 mb = 1817.72 m = 5963.57 ft Wetbulb zero: 893.61 mb = 1077.71 m = 3535.77 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 66.27 % Est. max temperature: 16.47 C = 61.65 F Sfc-Lift cond lev (LCL): 781.71 mb = 2148.73 m = 7049.56 ft T: -3.39 C 700-500 lapse rate: 5.30 C/km ThetaE index: 0.62 C Layer 850.0- 708.0 mb Conv cond level (CCL): 691.69 mb = 3104.17 m = 10184.17 ft Mean mixing ratio: 2.46 g/kg Conv temperature: 18.49 C = 65.28 F Cap Strength: 9.29 C Lifted Index: 11.40 C Risk: None Lifted Index @300 mb: 12.13 C Lifted Index @700 mb: 4.35 C Showalter Index: 8.18 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 13.90 C K Index: 15.30 Risk: < 20 % chance of thunderstorms Sweat Index: 214.75 Risk: None Energy Index: 2.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.76 J/kg Max Up Vert Vel: 5.25 m/s Conv Inhibition (B-): 59071.28 J/kg Cap Strength: 11.24 C Lift Cond Lev (LCL): 766.53 mb = 2303.91 m = 7558.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 26 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 ---------------------------------------------------------- 0 999 162 190 11 1.9 10.8 | 111 26 -24.5 9.2 1 925 796 185 38 3.3 37.9 | 148 43 -23.1 36.2 2 850 1486 225 56 39.6 39.6 | 199 40 13.2 38.0 3 700 3013 260 27 26.6 4.7 | 184 3 0.2 3.1 4 500 5540 245 35 31.7 14.8 | 202 14 5.4 13.2 5 400 7130 255 38 36.7 9.8 | 232 13 10.3 8.2 6 300 9050 260 42 41.4 7.3 | 249 16 15.0 5.7 7 250 10200 260 44 43.3 7.6 | 250 18 17.0 6.0 8 200 11610 260 38 37.4 6.6 | 246 12 11.1 5.0 9 150 13460 260 33 32.5 5.7 | 236 7 6.1 4.1 10 100 16060 245 35 31.7 14.8 | 202 14 5.4 13.2 11 70 18360 240 29 25.1 14.5 | 174 13 -1.3 12.9 12 50 20520 235 15 12.3 8.6 | 116 16 -14.1 7.0 13 30 23790 210 9 4.5 7.8 | 106 23 -21.9 6.2 14 20 26390 60 3 -2.6 -1.5 | 84 29 -29.0 -3.1 Wind Parameters Mean winds (0-6000m): 236.5 at 35.2 knts Storm direction: 266.5 at 26.4 knts Shear (0-3000m) pos: 6.1 neg: 3.7 tot: 9.8 10-3/s Storm rel Dir Shear (0-3000m): 79.1 deg Storm rel helicity (0-3000m) pos: 634.9 neg: -3.6 tot: 631.3 m^2/s^2 ave: 210.4 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 17.5 stream: 10.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.14 Bulk Shear: 96.65 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 ------------------------------------------------------------------------------- 500 186 22 130 31| 0.0 22.0 22.0|138.8 0.0 138.8 277.5 0.80| 22.0 17.6 1000 191 31 145 35| 10.6 11.0 21.5|377.3 0.0 377.3 377.3 0.86| 23.2 19.9 1500 206 38 163 34| 12.5 7.3 19.8|599.0 0.0 599.0 399.4 0.87| 23.5 20.4 2000 214 41 174 32| 9.2 5.5 14.7|629.2 0.0 629.2 314.6 0.77| 21.1 16.3 2500 219 40 179 30| 7.4 4.4 11.8|634.7 -0.2 634.4 253.8 0.68| 19.4 13.3 3000 223 39 180 27| 6.1 3.7 9.8|634.9 -3.6 631.3 210.4 0.61| 17.5 10.7 4000 230 36 184 22| 4.6 3.2 7.9|636.4 -3.6 632.8 158.2 0.59| 13.7 8.1 5000 234 35 187 19| 3.7 3.1 6.7|636.6 -3.8 632.9 126.6 0.57| 11.5 6.5 6000 236 35 190 18| 3.3 2.7 5.9|646.1 -4.2 641.9 107.0 0.57| 9.9 5.7 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250430.00.gif