UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102900.upa.cvt Date: 0000Z 29 OCT 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 29 OCT 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 96 160 5 SFC 992 162 6.2 5.4 95 0.8 5.8 160 5 280.0 281.0 279.3 295.5 5.67 2 925 736 4.6 0.7 76 3.9 2.8 195 9 284.0 284.8 279.7 296.3 4.35 3 850 1421 2.2 -6.8 51 9.0 -1.3 230 17 288.5 288.9 279.7 296.3 2.70 4 794 1969 0.8 -11.2 40 12.0 -3.5 228 21 292.6 293.0 280.8 298.8 2.04 5 700 2969 -5.5 -17.5 38 12.0 -9.0 225 29 296.4 296.6 281.6 300.7 1.38 6 636 3714 -10.9 -22.9 37 12.0 -13.7 224 39 298.5 298.7 282.0 301.5 0.95 7 598 4187 -11.7 -31.7 17 20.0 -15.5 223 45 302.9 303.0 283.1 304.4 0.45 8 562 4662 -13.7 -28.7 27 15.0 -16.8 222 52 305.9 306.1 284.6 308.1 0.64 9 530 5105 -17.1 -22.1 65 5.0 -18.3 221 58 307.0 307.3 285.7 311.1 1.23 10 500 5540 -19.9 -24.0 70 4.1 -20.8 220 64 308.8 309.0 286.2 312.4 1.10 11 446 6371 -26.9 -31.6 64 4.7 -27.6 220 70 310.2 310.3 286.1 312.3 0.61 12 400 7140 -34.3 -38.0 69 3.7 -34.7 220 75 310.4 310.5 285.9 311.7 0.36 13 372 7642 -39.7 -44.0 63 4.3 -40.0 223 81 309.8 309.8 285.5 310.5 0.21 14 300 9070 -53.5 -58.2 56 4.7 -53.6 230 99 309.9 309.9 285.4 310.1 0.05 15 275 9622 -58.9 -63.6 54 4.7 -58.9 235 103 310.0 310.0 285.4 310.1 0.03 16 274 9645 -59.1 -63.8 54 4.7 -59.2 235 101 310.0 310.0 285.4 310.1 0.03 17 250 10220 -58.3 -63.1 54 4.8 -58.4 230 85 319.4 319.4 288.6 319.5 0.03 18 200 11630 -56.3 -61.3 53 5.0 -56.4 230 73 343.6 343.6 295.3 343.8 0.05 19 187 12059 -55.5 -61.5 47 6.0 -55.6 230 68 351.6 351.6 297.0 351.8 0.05 20 150 13460 -57.9 -64.9 40 7.0 -58.0 230 52 370.3 370.3 300.7 370.5 0.04 21 116 15079 -59.5 -68.5 30 9.0 -59.7 230 47 395.6 395.6 304.6 395.8 0.03 22 100 16010 -59.3 -69.3 26 10.0 -59.5 230 44 413.2 413.2 306.9 413.3 0.03 23 91 16593 -62.9 -72.9 25 10.0 -63.1 234 42 417.3 417.3 307.4 417.4 0.02 24 81 17314 -58.1 -69.1 23 11.0 -58.5 239 39 441.3 441.3 310.0 441.5 0.04 25 73 17961 -61.7 -72.7 22 11.0 -62.0 243 36 447.0 447.0 310.6 447.1 0.03 26 70 18220 -61.5 -73.5 19 12.0 -61.8 245 35 452.8 452.8 311.1 453.0 0.03 27 50 20300 -63.5 -76.5 16 13.0 -63.8 230 33 493.8 493.9 314.5 494.0 0.02 28 30 23440 -63.9 -77.9 13 14.0 -64.4 250 38 570.4 570.4 319.2 570.7 0.03 29 24 24812 -64.3 -78.3 13 14.0 -64.9 258 48 606.9 606.9 320.9 607.1 0.04 30 20 25940 -60.9 -75.9 12 15.0 -62.0 265 56 649.8 649.8 322.7 650.3 0.06 31 12 29138 -57.9 -73.9 11 16.0 -60.1 762.6 762.7 326.3 764.0 0.14 TRP 274 9645 -59.1 -63.8 54 4.7 -59.2 235 101 310.0 310.0 285.4 310.1 0.03 WND 275 9622 -58.9 -63.6 54 4.7 -58.9 235 103 310.0 310.0 285.4 310.1 0.03 Sounding variables and indices 1000-500 mb thick: 5444.00 m Freezing level: 782.06 mb = 2096.31 m = 6877.58 ft Wetbulb zero: 873.94 mb = 1196.00 m = 3923.83 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 47.64 % Est. max temperature: 15.21 C = 59.39 F Sfc-Lift cond lev (LCL): 979.94 mb = 262.48 m = 861.15 ft T: 5.92 C 700-500 lapse rate: 5.60 C/km Conv cond level (CCL): 765.91 mb = 2255.12 m = 7398.61 ft Mean mixing ratio: 4.65 g/kg Conv temperature: 19.90 C = 67.81 F Cap Strength: 11.06 C Lifted Index: 11.90 C Risk: None Lifted Index @300 mb: 9.94 C Lifted Index @700 mb: 6.29 C Showalter Index: 11.66 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 13.10 C K Index: 3.30 Risk: None Sweat Index: 98.00 Risk: None Energy Index: 3.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.59 J/kg Max Up Vert Vel: 6.42 m/s Conv Inhibition (B-): 52623.70 J/kg Cap Strength: 11.71 C Lift Cond Lev (LCL): 896.63 mb = 988.39 m = 3242.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 251 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 ---------------------------------------------------------- 0 992 162 160 5 -1.7 4.7 | 82 27 -26.8 -3.8 1 925 736 195 9 2.3 8.7 | 91 23 -22.8 0.2 2 850 1421 230 17 13.0 10.9 | 102 12 -12.1 2.5 3 700 2969 225 29 20.5 20.5 | 159 13 -4.6 12.0 4 500 5540 220 64 41.1 49.0 | 202 44 16.0 40.6 5 400 7140 220 75 48.2 57.5 | 205 54 23.1 49.0 6 300 9070 230 99 75.8 63.6 | 223 75 50.7 55.2 7 275 9622 235 103 84.4 59.1 | 230 78 59.3 50.6 8 274 9645 235 101 82.7 57.9 | 229 76 57.6 49.5 9 250 10220 230 85 65.1 54.6 | 221 61 40.0 46.2 10 200 11630 230 73 55.9 46.9 | 219 49 30.8 38.5 11 150 13460 230 52 39.8 33.4 | 211 29 14.7 25.0 12 100 16010 230 44 33.7 28.3 | 203 22 8.6 19.8 13 70 18220 245 35 31.7 14.8 | 226 9 6.6 6.3 14 50 20300 230 33 25.3 21.2 | 181 13 0.2 12.7 15 30 23440 250 38 35.7 13.0 | 247 12 10.6 4.5 16 20 25940 265 56 55.8 4.9 | 277 31 30.7 -3.6 Wind Parameters Mean winds (0-6000m): 221.4 at 35.3 knts Storm direction: 251.4 at 26.5 knts Shear (0-3000m) pos: 3.0 neg: 2.2 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 86.4 deg Storm rel helicity (0-3000m) pos: 86.9 neg: 0.0 tot: 86.9 m^2/s^2 ave: 29.0 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.17 Bulk Shear: 123.39 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 ------------------------------------------------------------------------------- 500 181 7 86 25| 5.0 0.0 5.0| 23.4 0.0 23.4 46.8 0.69| 5.2 3.5 1000 197 9 90 23| 6.2 0.0 6.2| 42.1 0.0 42.1 42.1 0.55| 6.4 3.5 1500 213 11 93 19| 6.1 0.0 6.1| 49.9 0.0 49.9 33.3 0.48| 6.5 3.1 2000 219 14 98 17| 4.6 1.0 5.6| 61.1 0.0 61.1 30.5 0.57| 5.9 3.3 2500 221 16 104 15| 3.6 1.6 5.3| 72.2 0.0 72.2 28.9 0.63| 5.5 3.5 3000 222 18 111 14| 3.0 2.2 5.3| 86.9 0.0 86.9 29.0 0.66| 5.5 3.6 4000 223 23 132 13| 2.3 3.4 5.7|125.9 0.0 125.9 31.5 0.63| 5.9 3.7 5000 222 29 157 14| 1.8 4.1 6.0|159.4 0.0 159.4 31.9 0.56| 6.1 3.4 6000 221 35 174 18| 1.5 4.3 5.8|185.5 0.0 185.5 30.9 0.51| 5.9 3.0 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20251029.00.gif