UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 21 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 ------------------------------------------------------------------------------- SFC 1001 167 22.4 2.4 27 20.0 11.8 190 9 295.5 296.3 284.9 308.9 4.54 1 1000 176 23.2 2.2 25 21.0 12.0 190 9 296.4 297.2 285.2 309.6 4.48 2 925 844 15.8 -4.2 25 20.0 6.6 215 11 295.5 296.0 283.2 304.5 3.02 3 850 1552 8.6 -7.4 31 16.0 2.0 195 13 295.2 295.6 282.5 302.9 2.58 4 787 2180 2.2 -9.8 41 12.0 -2.3 199 12 294.9 295.3 282.1 301.9 2.31 5 700 3116 -3.1 -26.1 15 23.0 -8.8 205 11 299.1 299.2 281.8 301.2 0.65 6 671 3450 -4.9 -28.9 13 24.0 -10.3 204 11 300.7 300.8 282.4 302.4 0.52 7 585 4513 -12.1 -34.1 14 22.0 -16.0 202 11 304.3 304.4 283.6 305.6 0.36 8 500 5690 -22.3 -39.3 20 17.0 -24.4 200 11 305.9 305.9 284.1 306.7 0.25 9 400 7280 -35.5 -55.5 11 20.0 -36.5 180 7 308.9 308.9 284.9 309.0 0.05 10 335 8492 -45.9 -58.9 22 13.0 -46.3 128 7 310.7 310.7 285.6 310.9 0.04 11 300 9220 -51.3 -63.3 23 12.0 -51.5 95 7 313.0 313.0 286.4 313.1 0.03 12 293 9373 -51.7 -63.7 22 12.0 -51.9 105 7 314.6 314.6 287.0 314.7 0.02 13 276 9755 -55.5 -67.5 21 12.0 -55.6 129 6 314.5 314.5 286.9 314.6 0.02 14 259 10157 -57.3 -69.3 20 12.0 -57.4 155 5 317.6 317.7 288.0 317.7 0.01 15 250 10380 -57.1 -69.1 20 12.0 -57.2 170 5 321.2 321.2 289.1 321.2 0.01 16 208 11548 -55.9 -67.9 21 12.0 -56.1 228 8 340.4 340.4 294.4 340.5 0.02 17 200 11800 -52.3 -65.3 19 13.0 -52.6 240 9 349.9 350.0 296.7 350.1 0.03 18 187 12235 -50.5 -64.5 18 14.0 -50.9 247 9 359.6 359.7 298.7 359.8 0.04 19 161 13210 -49.9 -65.9 14 16.0 -50.4 263 9 376.4 376.4 301.7 376.5 0.03 20 150 13670 -51.7 -68.7 11 17.0 -52.2 270 9 381.0 381.0 302.4 381.1 0.02 21 123 14944 -57.1 -76.1 7 19.0 -57.4 275 13 393.4 393.4 304.3 393.5 0.01 22 116 15317 -55.1 -74.1 8 19.0 -55.5 276 14 403.8 403.8 305.7 403.8 0.01 23 100 16260 -58.1 -78.1 6 20.0 -58.5 280 17 415.5 415.5 307.2 415.5 0.01 24 76 17977 -60.3 -80.3 6 20.0 -60.7 299 12 444.8 444.8 310.4 444.8 0.01 25 70 18490 -59.5 -81.5 4 22.0 -59.9 305 11 457.1 457.1 311.5 457.1 0.01 26 50 20610 -57.3 -79.3 5 22.0 -58.0 305 7 508.4 508.5 315.5 508.5 0.01 27 41 21864 -56.5 -78.5 5 22.0 -57.5 311 7 540.1 540.1 317.5 540.3 0.02 28 30 23840 -57.1 -79.1 5 22.0 -58.3 320 7 589.0 589.0 320.1 589.2 0.03 29 26 24742 -58.5 -80.5 4 22.0 -59.7 320 8 609.6 609.6 321.0 609.8 0.02 30 20 26400 -56.3 -78.3 5 22.0 -58.2 320 9 663.8 663.9 323.2 664.2 0.04 31 13 29169 -50.3 -74.3 4 24.0 -54.6 283 9 771.7 771.7 326.5 772.8 0.12 32 11 30250 -53.3 -76.3 4 23.0 -57.1 268 9 798.5 798.6 327.3 799.6 0.11 33 10 30870 -48.3 -72.3 5 24.0 -54.2 260 9 839.3 839.4 328.2 841.5 0.22 34 9.7 31071 -47.3 -71.3 5 24.0 -53.7 850.4 850.5 328.5 853.1 0.26 TRP 259 10157 -57.3 -69.3 20 12.0 -57.4 155 5 317.6 317.7 288.0 317.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5514.00 m Freezing level: 750.89 mb = 2568.70 m = 8427.39 ft Wetbulb zero: 821.23 mb = 1832.94 m = 6013.50 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 22.39 % Est. max temperature: 22.09 C = 71.77 F Sfc-Lift cond lev (LCL): 743.28 mb = 2636.83 m = 8650.90 ft T: -0.39 C 700-500 lapse rate: 7.46 C/km ThetaE index: 8.44 C Layer 925.0- 671.0 mb Conv cond level (CCL): 647.48 mb = 3726.15 m = 12224.76 ft Mean mixing ratio: 3.56 g/kg Conv temperature: 28.57 C = 83.43 F Cap Strength: 3.44 C Lifted Index: 2.35 C Risk: None Lifted Index @300 mb: 4.87 C Lifted Index @700 mb: 2.86 C Showalter Index: 4.63 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.90 C Cross Totals Index: 14.90 C K Index: 0.50 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 0.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.28 J/kg Max Up Vert Vel: 7.39 m/s Conv Inhibition (B-): 57271.84 J/kg Cap Strength: 3.43 C Lift Cond Lev (LCL): 703.13 mb = 3080.40 m = 10106.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 232 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 1001 167 190 9 1.6 8.9 | 126 6 -5.0 3.6 1 1000 176 190 9 1.6 8.9 | 126 6 -5.0 3.6 2 925 844 215 11 6.3 9.0 | 176 4 -0.3 3.8 3 850 1552 195 13 3.4 12.6 | 156 8 -3.2 7.3 4 700 3116 205 11 4.6 10.0 | 158 5 -1.9 4.7 5 500 5690 200 11 3.8 10.3 | 151 6 -2.8 5.1 6 400 7280 180 7 0.0 7.0 | 105 7 -6.6 1.8 7 300 9220 95 7 -7.0 0.6 | 71 14 -13.6 -4.6 8 259 10157 155 5 -2.1 4.5 | 85 9 -8.7 -0.7 9 250 10380 170 5 -0.9 4.9 | 88 7 -7.5 -0.3 10 200 11800 240 9 7.8 4.5 | 301 1 1.2 -0.7 11 150 13670 270 9 9.0 -0.0 | 335 6 2.4 -5.2 12 100 16260 280 17 16.7 -3.0 | 309 13 10.2 -8.2 13 70 18490 305 11 9.0 -6.3 | 348 12 2.4 -11.5 14 50 20610 305 7 5.7 -4.0 | 5 9 -0.9 -9.2 15 30 23840 320 7 4.5 -5.4 | 11 11 -2.1 -10.6 16 20 26400 320 9 5.8 -6.9 | 4 12 -0.8 -12.1 17 10 30870 260 9 8.9 1.6 | 328 4 2.3 -3.7 Wind Parameters Mean winds (0-6000m): 201.6 at 11.2 knts Storm direction: 231.6 at 8.4 knts Shear (0-3000m) pos: 0.9 neg: 0.6 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 31.7 deg Storm rel helicity (0-3000m) pos: 5.6 neg: -3.0 tot: 2.6 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 2.1 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 88.22 Bulk Shear: 0.31 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 ------------------------------------------------------------------------------- 500 200 10 140 5| 3.5 0.0 3.5| 3.9 0.0 3.9 7.9 0.83| 3.6 3.0 1000 206 10 154 5| 1.8 0.8 2.5| 5.2 -1.0 4.3 4.3 0.50| 3.4 1.7 1500 203 11 156 5| 1.2 1.2 2.4| 5.3 -3.0 2.3 1.5 0.24| 3.2 0.8 2000 202 12 157 6| 1.0 0.9 1.9| 5.5 -3.0 2.5 1.3 0.23| 2.7 0.6 2500 201 12 157 6| 0.9 0.7 1.6| 5.6 -3.0 2.6 1.0 0.21| 2.3 0.5 3000 202 12 157 6| 0.9 0.6 1.5| 5.6 -3.0 2.6 0.9 0.20| 2.1 0.4 4000 202 11 157 6| 0.6 0.5 1.1| 5.6 -3.4 2.2 0.6 0.17| 1.6 0.3 5000 202 11 156 6| 0.5 0.4 0.9| 5.6 -3.8 1.9 0.4 0.15| 1.3 0.2 6000 202 11 155 6| 0.4 0.4 0.8| 5.6 -6.5 -0.9 -0.1 0.01| 1.3 0.0 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20250421.12.gif