UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 24 APR 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1017 5 -8.5 -11.3 80 2.8 -9.2 340 11 263.4 263.6 262.9 267.6 1.58 1 1012 43 -9.9 -13.3 76 3.4 -10.7 344 10 262.4 262.6 261.7 266.0 1.35 2 1000 135 -10.7 -13.8 78 3.1 -11.4 355 9 262.5 262.7 261.7 266.0 1.31 3 976 322 -11.9 -14.4 82 2.5 -12.5 14 10 263.1 263.3 262.2 266.6 1.28 4 953 507 -4.3 -6.2 87 1.9 -5.0 32 11 272.6 273.0 270.8 279.5 2.52 5 938 632 -3.7 -5.2 89 1.5 -4.3 44 12 274.4 274.9 272.3 282.0 2.76 6 932 683 -1.9 -3.6 88 1.7 -2.6 49 13 276.8 277.3 274.3 285.5 3.14 7 928 717 -0.9 -3.2 84 2.3 -1.8 53 13 278.1 278.7 275.2 287.2 3.25 8 925 743 -0.7 -3.4 82 2.7 -1.7 55 13 278.6 279.1 275.4 287.5 3.21 9 892 1033 0.4 -10.6 43 11.0 -3.3 74 13 282.6 283.0 275.7 288.2 1.91 10 888 1069 0.2 -11.8 40 12.0 -3.7 77 13 282.8 283.1 275.6 287.9 1.74 11 850 1418 -1.7 -15.7 33 14.0 -5.8 100 13 284.4 284.6 275.8 288.3 1.32 12 784 2059 -3.7 -17.7 33 14.0 -7.7 104 16 288.9 289.1 277.9 292.6 1.21 13 700 2942 -10.7 -20.7 44 10.0 -13.1 110 21 290.6 290.8 278.6 293.9 1.05 14 621 3850 -17.9 -30.9 31 13.0 -20.0 121 24 292.5 292.6 278.6 294.0 0.47 15 593 4194 -19.3 -34.3 25 15.0 -21.4 125 25 294.8 294.8 279.5 295.9 0.35 16 582 4334 -18.5 -35.5 21 17.0 -20.9 126 25 297.3 297.3 280.6 298.4 0.32 17 506 5364 -25.5 -47.5 11 22.0 -27.3 139 29 300.9 300.9 281.9 301.3 0.10 18 500 5450 -26.3 -48.3 11 22.0 -28.0 140 29 301.0 301.0 281.9 301.3 0.10 19 441 6343 -33.5 -53.5 12 20.0 -34.6 146 28 302.9 302.9 282.6 303.1 0.06 20 400 7020 -38.1 -49.1 31 11.0 -38.7 150 27 305.5 305.5 283.7 305.9 0.11 21 367 7605 -42.3 -49.3 46 7.0 -42.6 151 28 307.5 307.5 284.5 307.9 0.12 22 300 8930 -53.3 -59.3 48 6.0 -53.4 155 31 310.2 310.2 285.5 310.4 0.04 23 264 9746 -59.3 -64.3 52 5.0 -59.3 170 31 313.0 313.0 286.4 313.1 0.03 24 250 10090 -58.1 -64.1 46 6.0 -58.2 170 31 319.7 319.7 288.7 319.8 0.03 25 245 10217 -58.7 -64.7 46 6.0 -58.8 169 30 320.6 320.7 289.0 320.7 0.03 26 231 10592 -54.3 -60.3 48 6.0 -54.4 165 27 332.8 332.8 292.5 333.0 0.05 27 226 10732 -53.7 -59.7 48 6.0 -53.8 163 26 335.8 335.8 293.3 336.0 0.05 28 200 11520 -53.3 -60.3 42 7.0 -53.5 155 21 348.4 348.4 296.3 348.6 0.06 29 150 13380 -50.7 -61.7 26 11.0 -51.1 160 21 382.7 382.7 302.7 383.0 0.06 30 139 13878 -49.5 -61.5 23 12.0 -50.1 162 20 393.2 393.3 304.3 393.6 0.07 31 100 16030 -50.7 -67.7 12 17.0 -51.5 170 15 429.8 429.8 308.9 430.0 0.04 32 90 16717 -50.9 -68.9 10 18.0 -51.7 169 14 442.5 442.5 310.1 442.7 0.04 33 85 17089 -51.5 -69.5 10 18.0 -52.3 168 14 448.6 448.6 310.7 448.8 0.04 34 72 18175 -48.3 -68.3 8 20.0 -49.7 165 13 477.2 477.2 313.2 477.5 0.05 35 70 18360 -49.3 -69.3 8 20.0 -50.5 165 13 478.9 478.9 313.4 479.2 0.05 36 61 19258 -51.1 -71.1 7 20.0 -52.3 149 9 494.1 494.1 314.5 494.4 0.04 37 50 20550 -50.9 -71.9 7 21.0 -52.4 125 3 523.5 523.5 316.5 523.8 0.05 38 30 23880 -51.5 -73.5 6 22.0 -53.7 105 3 604.2 604.3 320.8 604.7 0.06 39 24 25318 -52.5 -74.5 5 22.0 -54.8 99 5 641.2 641.2 322.4 641.7 0.07 40 20 26500 -49.1 -73.1 4 24.0 -52.7 95 7 685.9 685.9 324.0 686.7 0.10 41 16 27975 -45.5 -69.5 5 24.0 -50.9 103 9 742.8 742.9 325.8 744.7 0.21 42 10 31120 -43.5 -69.5 4 26.0 -51.5 120 13 857.2 857.3 328.6 860.7 0.33 43 8.3 32389 -37.7 -65.7 4 28.0 -49.6 926.9 927.3 330.1 934.7 0.67 TRP 264 9746 -59.3 -64.3 52 5.0 -59.3 170 31 313.0 313.0 286.4 313.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5315.00 m Freezing level: Surface below freezing Freezing level: 904.00 mb = 927.73 m = 3043.70 ft Freezing level: 884.00 mb = 1105.98 m = 3628.49 ft Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 38.73 % Est. max temperature: 11.88 C = 53.38 F Sfc-Lift cond lev (LCL): 972.45 mb = 349.80 m = 1147.63 ft T: -10.74 C 700-500 lapse rate: 6.22 C/km ThetaE index: 1.63 C Layer 1012.0- 976.0 mb Conv cond level (CCL): 1012.00 mb = 43.03 m = 141.17 ft Mean mixing ratio: 2.04 g/kg Conv temperature: -7.78 C = 18.00 F Cap Strength: 22.12 C Lifted Index: 22.08 C Risk: None Lifted Index @300 mb: 25.43 C Lifted Index @700 mb: 16.29 C Showalter Index: 11.18 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 24.60 C Cross Totals Index: 10.60 C K Index: -1.10 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 2.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 79.18 J/kg Max Up Vert Vel: 12.58 m/s Conv Inhibition (B-): 84937.16 J/kg Cap Strength: 22.04 C Lift Cond Lev (LCL): 939.39 mb = 620.34 m = 2035.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 148 at 15 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 1017 5 340 11 3.8 -10.3 | 333 26 11.9 -23.3 1 1000 135 355 9 0.8 -9.0 | 338 24 8.9 -21.9 2 925 743 55 13 -10.6 -7.5 | 7 21 -2.5 -20.4 3 850 1418 100 13 -12.8 2.3 | 24 12 -4.7 -10.7 4 700 2942 110 21 -19.7 7.2 | 64 13 -11.6 -5.7 5 500 5450 140 29 -18.6 22.2 | 131 14 -10.5 9.3 6 400 7020 150 27 -13.5 23.4 | 153 12 -5.4 10.5 7 300 8930 155 31 -13.1 28.1 | 162 16 -5.0 15.2 8 264 9746 170 31 -5.4 30.5 | 189 18 2.7 17.6 9 250 10090 170 31 -5.4 30.5 | 189 18 2.7 17.6 10 200 11520 155 21 -8.9 19.0 | 173 6 -0.8 6.1 11 150 13380 160 21 -7.2 19.7 | 188 7 0.9 6.8 12 100 16030 170 15 -2.6 14.8 | 251 6 5.5 1.8 13 70 18360 165 13 -3.4 12.6 | 274 5 4.7 -0.4 14 50 20550 125 3 -2.5 1.7 | 333 13 5.7 -11.2 15 30 23880 105 3 -2.9 0.8 | 337 13 5.2 -12.2 16 20 26500 95 7 -7.0 0.6 | 355 12 1.1 -12.3 17 10 31120 120 13 -11.3 6.5 | 26 7 -3.1 -6.4 Wind Parameters Mean winds (0-6000m): 117.9 at 20.3 knts Storm direction: 147.9 at 15.3 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 92.2 deg Storm rel helicity (0-3000m) pos: 133.3 neg: 0.0 tot: 133.3 m^2/s^2 ave: 44.4 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 4.7 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.91 Bulk Shear: 87.17 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 8 10 344 24| 10.0 0.0 10.0| 56.7 0.0 56.7 113.4 0.90| 10.3 9.3 1000 36 11 356 22| 8.9 0.0 8.9| 95.8 0.0 95.8 95.8 0.84| 9.9 8.3 1500 56 12 5 20| 7.3 0.0 7.3|106.9 0.0 106.9 71.3 0.74| 8.8 6.5 2000 71 13 13 17| 6.2 0.0 6.2|115.4 0.0 115.4 57.7 0.76| 7.3 5.6 2500 82 14 20 16| 5.5 0.0 5.5|124.2 0.0 124.2 49.7 0.78| 6.5 5.0 3000 89 15 27 15| 5.1 0.0 5.1|133.3 0.0 133.3 44.4 0.80| 5.9 4.7 4000 100 17 39 13| 4.3 0.0 4.3|152.3 0.0 152.3 38.1 0.83| 5.1 4.2 5000 109 19 55 12| 3.9 0.0 3.9|173.2 0.0 173.2 34.6 0.85| 4.8 4.0 6000 118 20 71 10| 3.3 0.0 3.3|189.4 0.0 189.4 31.6 0.86| 4.4 3.8 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20250424.12.gif