UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 15 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 ------------------------------------------------------------------------------- SFC 1000 172 3.6 0.4 80 3.2 2.2 140 3 276.8 277.4 275.4 287.5 3.93 1 988 270 6.2 1.2 70 5.0 3.9 154 5 280.3 281.0 277.7 292.0 4.22 2 925 803 2.4 -4.6 60 7.0 -0.3 230 15 281.8 282.3 276.7 290.1 2.93 3 850 1481 -2.1 -8.1 63 6.0 -4.3 230 13 283.9 284.4 277.2 291.0 2.44 4 763 2328 -8.9 -13.8 68 4.9 -10.3 230 20 285.5 285.8 276.9 290.6 1.72 5 700 2992 -11.1 -22.1 40 11.0 -13.6 230 25 290.2 290.4 278.2 293.1 0.93 6 683 3180 -11.9 -23.9 36 12.0 -14.5 229 27 291.3 291.5 278.6 293.9 0.81 7 620 3914 -16.5 -38.5 13 22.0 -19.4 226 37 294.3 294.3 279.1 295.0 0.22 8 608 4061 -17.7 -34.7 21 17.0 -20.1 226 39 294.5 294.6 279.4 295.6 0.33 9 571 4530 -18.1 -23.1 65 5.0 -19.2 224 45 299.4 299.6 282.5 302.7 1.04 10 500 5510 -23.9 -26.7 78 2.8 -24.4 220 58 303.9 304.1 284.1 306.7 0.86 11 494 5598 -24.3 -27.1 78 2.8 -24.8 221 59 304.5 304.6 284.2 307.2 0.84 12 431 6572 -32.9 -35.5 77 2.6 -33.2 227 65 305.6 305.7 284.2 307.1 0.43 13 403 7039 -37.1 -39.9 75 2.8 -37.3 230 68 306.1 306.2 284.2 307.1 0.29 14 400 7090 -37.7 -40.7 73 3.0 -37.9 230 68 306.0 306.0 284.2 307.0 0.27 15 346 8072 -47.5 -51.3 65 3.8 -47.6 225 73 305.7 305.7 283.8 306.0 0.10 16 328 8423 -51.1 -55.2 62 4.1 -51.2 227 72 305.4 305.4 283.7 305.7 0.07 17 300 9000 -54.7 -59.1 58 4.4 -54.8 230 71 308.2 308.3 284.7 308.4 0.04 18 287 9282 -55.9 -60.1 59 4.2 -56.0 230 69 310.5 310.5 285.5 310.6 0.04 19 250 10160 -54.7 -59.4 56 4.7 -54.8 220 64 324.7 324.8 290.3 324.9 0.05 20 200 11590 -54.1 -60.1 48 6.0 -54.2 230 56 347.1 347.1 296.0 347.3 0.06 21 150 13440 -54.7 -63.7 32 9.0 -54.9 230 44 375.8 375.8 301.6 376.1 0.05 22 138 13972 -53.3 -63.3 29 10.0 -53.7 233 40 387.4 387.4 303.5 387.6 0.06 23 100 16020 -56.5 -68.5 21 12.0 -56.9 245 25 418.6 418.6 307.6 418.8 0.04 24 93 16479 -57.5 -69.5 20 12.0 -57.9 243 25 425.4 425.4 308.3 425.6 0.04 25 70 18270 -58.1 -72.1 15 14.0 -58.6 235 23 460.1 460.1 311.8 460.3 0.03 26 50 20380 -60.1 -75.1 12 15.0 -60.6 250 19 501.9 501.9 315.1 502.0 0.03 27 47 20764 -60.9 -75.9 12 15.0 -61.4 252 19 508.9 508.9 315.6 509.1 0.03 28 44 21176 -57.9 -73.9 11 16.0 -58.6 254 19 525.9 525.9 316.7 526.2 0.04 29 30 23580 -59.1 -75.1 11 16.0 -60.0 265 19 583.5 583.5 319.9 583.9 0.05 30 24 24976 -59.3 -76.3 9 17.0 -60.4 268 26 621.4 621.4 321.6 621.8 0.05 31 20 26120 -57.7 -74.7 10 17.0 -59.2 270 31 659.6 659.6 323.0 660.2 0.08 32 11 29954 -50.7 -69.7 9 19.0 -55.2 808.0 808.1 327.5 810.9 0.29 TRP 287 9282 -55.9 -60.1 59 4.2 -56.0 230 69 310.5 310.5 285.5 310.6 0.04 WND 346 8072 -47.5 -51.3 65 3.8 -47.6 225 73 305.7 305.7 283.8 306.0 0.10 Sounding variables and indices 1000-500 mb thick: 5337.60 m Freezing level: 885.00 mb = 1164.60 m = 3820.82 ft Wetbulb zero: 929.89 mb = 760.39 m = 2494.70 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 54.70 % Est. max temperature: 10.80 C = 51.43 F Sfc-Lift cond lev (LCL): 951.69 mb = 572.99 m = 1879.87 ft T: 4.04 C 700-500 lapse rate: 5.08 C/km ThetaE index: 1.95 C Layer 925.0- 850.0 mb Conv cond level (CCL): 824.51 mb = 1719.72 m = 5642.05 ft Mean mixing ratio: 3.44 g/kg Conv temperature: 11.25 C = 52.25 F Cap Strength: 9.30 C Lifted Index: 11.82 C Risk: None Lifted Index @300 mb: 12.49 C Lifted Index @700 mb: 4.06 C Showalter Index: 11.59 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 15.80 C K Index: 2.70 Risk: None Sweat Index: 84.00 Risk: None Energy Index: 3.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.62 J/kg Max Up Vert Vel: 4.15 m/s Conv Inhibition (B-): 56264.87 J/kg Cap Strength: 11.54 C Lift Cond Lev (LCL): 866.93 mb = 1322.89 m = 4340.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 254 at 24 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 1000 172 140 3 -1.9 2.3 | 80 25 -24.9 -4.2 1 1000 169 140 3 -1.9 2.3 | 80 25 -24.9 -4.2 2 925 803 230 15 11.5 9.6 | 105 12 -11.4 3.1 3 850 1481 230 13 10.0 8.4 | 98 13 -13.0 1.8 4 700 2992 230 25 19.2 16.1 | 158 10 -3.8 9.5 5 500 5510 220 58 37.3 44.4 | 201 41 14.4 37.9 6 400 7090 230 68 52.1 43.7 | 218 47 29.2 37.2 7 346 8072 225 73 51.6 51.6 | 212 53 28.7 45.1 8 300 9000 230 71 54.4 45.6 | 219 50 31.5 39.1 9 287 9282 230 69 52.9 44.4 | 218 48 29.9 37.8 10 250 10160 220 64 41.1 49.0 | 203 46 18.2 42.5 11 200 11590 230 56 42.9 36.0 | 214 36 20.0 29.5 12 150 13440 230 44 33.7 28.3 | 206 24 10.8 21.8 13 100 16020 245 25 22.7 10.6 | 176 4 -0.3 4.0 14 70 18270 235 23 18.8 13.2 | 148 8 -4.1 6.7 15 50 20380 250 19 17.9 6.5 | 90 5 -5.1 -0.0 16 30 23580 265 19 18.9 1.7 | 39 6 -4.0 -4.9 17 20 26120 270 31 31.0 -0.0 | 309 10 8.1 -6.5 Wind Parameters Mean winds (0-6000m): 224.1 at 31.8 knts Storm direction: 254.1 at 23.8 knts Shear (0-3000m) pos: 2.4 neg: 2.3 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 88.6 deg Storm rel helicity (0-3000m) pos: 95.7 neg: -5.5 tot: 90.2 m^2/s^2 ave: 30.1 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 76.98 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 ------------------------------------------------------------------------------- 500 217 8 89 18| 12.2 0.0 12.2| 57.6 0.0 57.6 115.1 0.69| 14.1 9.7 1000 225 11 95 15| 7.3 0.0 7.3| 59.1 -3.2 55.9 55.9 0.45| 10.1 4.6 1500 227 12 96 14| 4.9 0.2 5.1| 62.9 -5.5 57.4 38.3 0.43| 7.5 3.2 2000 228 13 100 13| 3.7 1.2 4.8| 73.2 -5.5 67.7 33.8 0.50| 6.7 3.3 2500 228 15 105 12| 2.9 1.8 4.7| 83.4 -5.5 77.9 31.2 0.56| 6.1 3.4 3000 229 16 111 11| 2.4 2.3 4.7| 95.7 -5.5 90.2 30.1 0.61| 6.0 3.6 4000 228 21 133 11| 1.8 3.4 5.3|124.9 -5.5 119.4 29.8 0.59| 6.2 3.6 5000 226 26 160 12| 1.5 4.1 5.6|144.0 -5.5 138.5 27.7 0.50| 6.3 3.2 6000 224 32 177 16| 1.6 3.9 5.5|207.3 -5.5 201.8 33.6 0.51| 6.2 3.1 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20251015.00.gif