UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 13 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 84 SFC 990 168 12.6 4.6 58 8.0 8.5 210 19 286.6 287.5 282.1 301.7 5.37 2 925 732 7.2 1.2 66 6.0 4.4 180 25 286.7 287.5 281.1 299.5 4.51 3 850 1420 1.6 -2.4 75 4.0 -0.1 190 31 287.8 288.5 280.7 298.7 3.77 4 835 1563 0.4 -3.4 76 3.8 -1.2 194 32 288.0 288.7 280.6 298.3 3.56 5 773 2179 -3.3 -9.3 63 6.0 -5.4 210 35 290.5 290.9 280.3 297.7 2.44 6 719 2751 -5.7 -8.2 82 2.5 -6.6 224 39 293.9 294.4 282.4 302.5 2.86 7 700 2961 -6.1 -8.0 86 1.9 -6.8 230 40 295.7 296.3 283.3 304.7 2.99 8 691 3062 -6.7 -8.4 88 1.7 -7.4 230 41 296.2 296.7 283.4 305.0 2.93 9 628 3800 -10.9 -12.9 85 2.0 -11.6 228 46 299.6 300.0 284.0 306.5 2.25 10 538 4969 -18.1 -20.6 81 2.5 -18.7 226 54 304.5 304.8 284.9 309.0 1.38 11 500 5510 -23.1 -27.0 70 3.9 -23.8 225 58 304.9 305.0 284.4 307.6 0.84 12 463 6070 -28.1 -31.0 76 2.9 -28.5 223 64 305.4 305.5 284.4 307.5 0.62 13 457 6164 -26.9 -29.8 76 2.9 -27.3 223 65 308.1 308.2 285.5 310.4 0.71 14 453 6228 -26.5 -29.6 75 3.1 -27.0 223 66 309.3 309.5 285.9 311.8 0.73 15 407 6997 -31.7 -39.7 45 8.0 -32.5 220 74 312.2 312.3 286.5 313.3 0.30 16 400 7120 -32.5 -40.5 45 8.0 -33.3 220 75 312.7 312.8 286.6 313.8 0.28 17 390 7296 -34.2 -43.0 41 8.8 -35.0 220 77 312.8 312.8 286.6 313.6 0.22 18 376 7548 -36.7 -46.7 35 10.0 -37.4 220 76 312.8 312.8 286.5 313.3 0.15 19 367 7713 -37.7 -47.7 34 10.0 -38.3 220 76 313.6 313.6 286.8 314.1 0.14 20 343 8173 -39.3 -49.3 34 10.0 -39.9 220 75 317.6 317.6 288.1 318.0 0.12 21 250 10240 -56.9 -63.9 41 7.0 -57.0 225 73 321.5 321.5 289.2 321.6 0.03 22 245 10369 -57.7 -64.7 40 7.0 -57.8 225 73 322.1 322.1 289.5 322.2 0.03 23 229 10799 -58.5 -65.5 40 7.0 -58.6 225 63 327.2 327.2 290.9 327.3 0.02 24 224 10939 -57.7 -64.7 40 7.0 -57.8 225 60 330.5 330.5 291.9 330.6 0.03 25 200 11670 -52.3 -60.3 38 8.0 -52.5 225 44 349.9 350.0 296.7 350.2 0.06 26 151 13468 -57.5 -67.5 27 10.0 -57.7 235 44 370.3 370.3 300.7 370.4 0.03 27 150 13510 -55.5 -66.5 24 11.0 -55.8 235 44 374.5 374.5 301.4 374.6 0.03 28 139 13996 -54.5 -66.5 21 12.0 -54.8 234 41 384.5 384.5 303.0 384.6 0.04 29 127 14568 -58.9 -70.9 20 12.0 -59.1 233 38 386.6 386.6 303.3 386.7 0.02 30 101 16007 -57.7 -70.7 18 13.0 -58.0 230 29 415.1 415.1 307.2 415.2 0.03 31 100 16070 -57.9 -70.9 17 13.0 -58.2 230 29 415.9 415.9 307.2 416.0 0.03 32 82 17311 -61.1 -75.1 14 14.0 -61.4 247 25 433.6 433.6 309.2 433.7 0.02 33 70 18300 -58.1 -73.1 13 15.0 -58.6 260 21 460.1 460.1 311.8 460.2 0.03 34 68 18483 -57.3 -72.3 13 15.0 -57.8 258 21 465.6 465.7 312.3 465.8 0.03 35 50 20420 -59.3 -74.3 13 15.0 -59.9 235 17 503.7 503.7 315.2 503.9 0.03 36 31 23397 -62.1 -78.1 10 16.0 -62.7 221 19 570.0 570.0 319.2 570.2 0.03 37 30 23600 -61.3 -77.3 10 16.0 -62.0 220 19 577.5 577.5 319.6 577.8 0.03 38 21 25840 -54.7 -72.7 9 18.0 -56.7 268 30 659.5 659.5 323.1 660.3 0.10 39 20 26150 -56.1 -74.1 9 18.0 -57.9 275 31 664.5 664.5 323.3 665.1 0.08 40 18 26817 -57.9 -75.9 8 18.0 -59.6 679.1 679.1 323.7 679.7 0.07 41 17 27180 -54.5 -73.5 8 19.0 -56.9 701.2 701.2 324.5 702.1 0.11 42 15 27980 -55.7 -74.7 8 19.0 -58.1 722.8 722.8 325.1 723.7 0.10 TRP 245 10369 -57.7 -64.7 40 7.0 -57.8 225 73 322.1 322.1 289.5 322.2 0.03 WND 390 7296 -34.2 -43.0 41 8.8 -35.0 220 77 312.8 312.8 286.6 313.6 0.22 Sounding variables and indices 1000-500 mb thick: 5426.00 m Freezing level: 828.30 mb = 1630.01 m = 5347.73 ft Wetbulb zero: 852.12 mb = 1399.73 m = 4592.24 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 76.28 % Est. max temperature: 13.98 C = 57.17 F Sfc-Lift cond lev (LCL): 877.16 mb = 1164.07 m = 3819.10 ft T: 3.68 C 700-500 lapse rate: 6.67 C/km ThetaE index: 4.03 C Layer 925.0- 719.0 mb Conv cond level (CCL): 835.00 mb = 1563.43 m = 5129.29 ft Mean mixing ratio: 4.72 g/kg Conv temperature: 14.05 C = 57.29 F Cap Strength: 6.31 C Lifted Index: 5.77 C Risk: None Lifted Index @300 mb: 13.81 C Lifted Index @700 mb: 3.26 C Showalter Index: 6.79 C Risk: None Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 20.70 C K Index: 20.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 216.70 Risk: None Energy Index: 1.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.24 J/kg Max Up Vert Vel: 2.12 m/s Conv Inhibition (B-): 47454.57 J/kg Cap Strength: 6.22 C Lift Cond Lev (LCL): 851.04 mb = 1410.08 m = 4626.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 249 at 32 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 ---------------------------------------------------------- 0 990 168 210 19 9.5 16.5 | 104 21 -20.1 5.2 1 925 732 180 25 0.0 25.0 | 115 33 -29.6 13.7 2 850 1420 190 31 5.4 30.5 | 128 31 -24.3 19.3 3 700 2961 230 40 30.6 25.7 | 184 14 1.0 14.4 4 500 5510 225 58 41.0 41.0 | 201 32 11.4 29.7 5 400 7120 220 75 48.2 57.5 | 202 50 18.6 46.2 6 390 7296 220 77 49.5 59.0 | 203 52 19.9 47.7 7 300 9080 220 73 46.9 55.9 | 201 48 17.3 44.7 8 250 10240 225 73 51.6 51.6 | 209 46 22.0 40.4 9 245 10369 225 73 51.6 51.6 | 209 46 22.0 40.4 10 200 11670 225 44 31.1 31.1 | 184 20 1.5 19.8 11 150 13510 235 44 36.0 25.2 | 205 15 6.4 14.0 12 100 16070 230 29 22.2 18.6 | 135 10 -7.4 7.4 13 70 18300 260 21 20.7 3.6 | 50 12 -9.0 -7.6 14 50 20420 235 17 13.9 9.8 | 84 16 -15.7 -1.5 15 30 23600 220 19 12.2 14.6 | 101 18 -17.4 3.3 16 20 26150 275 31 30.9 -2.7 | 355 14 1.2 -14.0 Wind Parameters Mean winds (0-6000m): 219.2 at 42.3 knts Storm direction: 249.2 at 31.7 knts Shear (0-3000m) pos: 5.2 neg: 1.9 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 82.6 deg Storm rel helicity (0-3000m) pos: 215.6 neg: 0.0 tot: 215.6 m^2/s^2 ave: 71.9 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 78.17 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 ------------------------------------------------------------------------------- 500 195 22 112 26| 0.0 11.6 11.6| 27.6 0.0 27.6 55.2 0.38| 11.7 4.4 1000 188 24 116 29| 2.4 5.8 8.2| 68.0 0.0 68.0 68.0 0.52| 9.0 4.7 1500 189 26 120 29| 3.5 3.9 7.4|114.7 0.0 114.7 76.5 0.62| 8.3 5.1 2000 194 28 125 28| 4.4 2.9 7.3|156.7 0.0 156.7 78.4 0.65| 8.3 5.4 2500 200 30 131 26| 5.1 2.3 7.4|193.0 0.0 193.0 77.2 0.68| 8.5 5.7 3000 206 32 137 23| 5.2 1.9 7.1|215.6 0.0 215.6 71.9 0.69| 8.2 5.7 4000 213 35 150 21| 3.9 1.8 5.7|230.1 0.0 230.1 57.5 0.65| 7.1 4.7 5000 217 39 162 20| 3.1 2.0 5.1|242.0 0.0 242.0 48.4 0.61| 6.4 3.9 6000 219 42 172 22| 2.6 2.5 5.1|251.1 0.0 251.1 41.8 0.54| 6.2 3.3 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20251013.12.gif