UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for U0744... Searching the city database file for: U0744 ... Date:1200Z 30 OCT 25 Station: U0744 WMO ident: 20744 Latitude: 72.37 Longitude: 52.73 ------------------------------------------------------------------------------- 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 1018 23 -3.9 -7.4 77 3.5 -5.0 80 7 267.9 268.2 267.1 273.7 2.15 1 1007 109 -2.1 -9.1 59 7.0 -4.3 98 7 270.5 270.8 268.5 275.7 1.90 2 1000 164 -2.3 -9.3 59 7.0 -4.5 110 7 270.9 271.2 268.7 276.1 1.89 3 925 776 -7.7 -14.7 57 7.0 -9.5 130 13 271.4 271.7 268.1 275.2 1.32 4 850 1426 -13.9 -16.8 79 2.9 -14.5 105 19 271.6 271.8 268.0 275.0 1.21 5 844 1480 -13.3 -16.2 79 2.9 -14.0 103 19 272.8 273.0 268.9 276.4 1.28 6 834 1571 -12.3 -15.8 75 3.5 -13.1 101 19 274.7 275.0 270.2 278.6 1.34 7 745 2429 -13.7 -32.7 18 19.0 -16.5 74 16 282.2 282.3 273.1 283.3 0.33 8 726 2625 -14.5 -37.5 12 23.0 -17.4 68 16 283.5 283.5 273.5 284.1 0.21 9 700 2900 -16.3 -28.3 35 12.0 -18.3 60 15 284.4 284.5 274.6 286.1 0.53 10 640 3569 -20.3 -26.3 59 6.0 -21.3 40 17 287.3 287.4 276.4 289.4 0.70 11 617 3839 -20.7 -25.4 66 4.7 -21.5 32 18 289.8 290.0 277.8 292.3 0.78 12 547 4717 -27.9 -32.4 65 4.5 -28.5 5 21 291.4 291.5 278.1 292.9 0.46 13 526 4998 -27.7 -32.0 67 4.3 -28.2 356 22 295.0 295.0 279.8 296.6 0.50 14 500 5360 -30.7 -36.7 56 6.0 -31.3 345 23 295.6 295.7 279.8 296.7 0.33 15 442 6226 -37.7 -43.7 53 6.0 -38.1 351 23 297.4 297.4 280.4 298.0 0.18 16 400 6910 -42.1 -48.1 52 6.0 -42.4 355 23 300.3 300.3 281.6 300.7 0.12 17 300 8800 -55.1 -62.1 42 7.0 -55.2 340 21 307.7 307.7 284.5 307.8 0.03 18 263 9633 -60.1 -67.1 39 7.0 -60.2 335 21 312.2 312.2 286.1 312.2 0.02 19 260 9705 -60.3 -67.3 39 7.0 -60.4 335 21 312.9 312.9 286.4 313.0 0.02 20 250 9950 -60.1 -67.1 39 7.0 -60.2 335 19 316.7 316.7 287.7 316.8 0.02 21 200 11340 -58.9 -64.9 46 6.0 -59.0 305 17 339.5 339.5 294.2 339.6 0.03 22 174 12215 -56.9 -63.9 41 7.0 -57.1 305 19 356.6 356.6 298.1 356.8 0.04 23 150 13150 -58.1 -66.1 35 8.0 -58.3 305 21 370.0 370.0 300.6 370.1 0.04 24 100 15690 -60.3 -70.3 26 10.0 -60.5 300 17 411.2 411.2 306.7 411.4 0.03 25 70 17890 -64.1 -75.1 21 11.0 -64.3 295 21 447.3 447.3 310.6 447.4 0.02 26 50 19940 -65.9 -77.9 17 12.0 -66.1 300 17 488.2 488.2 314.1 488.3 0.02 27 48 20188 -66.1 -78.1 17 12.0 -66.3 300 17 493.4 493.5 314.5 493.6 0.02 28 43 20851 -69.5 -81.5 16 12.0 -69.6 301 16 500.9 500.9 315.0 500.9 0.01 29 30 22990 -71.5 -83.5 15 12.0 -71.7 305 15 549.7 549.7 318.1 549.8 0.01 30 20 25370 -72.9 -84.9 15 12.0 -73.1 290 17 613.0 613.0 321.2 613.1 0.01 31 17 26321 -73.7 -85.7 14 12.0 -73.9 639.6 639.6 322.3 639.7 0.01 TRP 260 9705 -60.3 -67.3 39 7.0 -60.4 335 21 312.9 312.9 286.4 313.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5196.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 55.51 % Est. max temperature: -0.20 C = 31.64 F Sfc-Lift cond lev (LCL): 963.25 mb = 457.92 m = 1502.34 ft T: -4.89 C 700-500 lapse rate: 5.85 C/km ThetaE index: 1.05 C Layer 925.0- 844.0 mb Conv cond level (CCL): 861.87 mb = 1319.44 m = 4328.81 ft Mean mixing ratio: 1.65 g/kg Conv temperature: -0.19 C = 31.66 F Cap Strength: 16.58 C Lifted Index: 16.80 C Risk: None Lifted Index @300 mb: 22.81 C Lifted Index @700 mb: 9.81 C Showalter Index: 17.15 C Risk: None Total Totals Index: 30.70 C Risk: None Vertical Totals Index: 16.80 C Cross Totals Index: 13.90 C K Index: -12.00 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 4.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.92 J/kg Max Up Vert Vel: 3.44 m/s Conv Inhibition (B-): 52096.23 J/kg Cap Strength: 16.77 C Lift Cond Lev (LCL): 870.28 mb = 1244.75 m = 4083.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 72 at 13 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 1018 23 80 7 -6.9 -1.2 | 244 6 5.6 2.7 1 1000 164 110 7 -6.6 2.4 | 223 9 5.9 6.3 2 925 776 130 13 -10.0 8.4 | 192 13 2.6 12.3 3 850 1426 105 19 -18.4 4.9 | 147 11 -5.8 8.9 4 700 2900 60 15 -13.0 -7.5 | 8 4 -0.5 -3.5 5 500 5360 345 23 6.0 -22.2 | 315 26 18.5 -18.3 6 400 6910 355 23 2.0 -22.9 | 323 24 14.5 -19.0 7 300 8800 340 21 7.2 -19.7 | 309 25 19.7 -15.8 8 260 9705 335 21 8.9 -19.0 | 305 26 21.4 -15.1 9 250 9950 335 19 8.0 -17.2 | 303 24 20.5 -13.3 10 200 11340 305 17 13.9 -9.8 | 282 27 26.4 -5.8 11 150 13150 305 21 17.2 -12.0 | 285 31 29.7 -8.1 12 100 15690 300 17 14.7 -8.5 | 279 28 27.2 -4.5 13 70 17890 295 21 19.0 -8.9 | 279 32 31.5 -4.9 14 50 19940 300 17 14.7 -8.5 | 279 28 27.2 -4.5 15 30 22990 305 15 12.3 -8.6 | 281 25 24.8 -4.6 16 20 25370 290 17 16.0 -5.8 | 274 29 28.5 -1.9 Wind Parameters Mean winds (0-6000m): 42.5 at 17.5 knts Storm direction: 72.5 at 13.1 knts Shear (0-3000m) pos: 1.2 neg: 2.5 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 119.6 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -59.6 tot: -59.6 m^2/s^2 ave: -19.9 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: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 36.12 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 ------------------------------------------------------------------------------- 500 112 8 215 9| 7.3 0.0 7.3| 0.0 -13.5 -13.5 -26.9 -0.84| 7.6 -6.4 1000 121 11 200 10| 3.6 2.5 6.1| 0.0 -28.6 -28.6 -28.6 -0.83| 6.9 -5.7 1500 116 13 185 10| 2.4 3.3 5.7| 0.0 -47.2 -47.2 -31.5 -0.86| 7.0 -6.0 2000 109 14 174 9| 1.8 2.7 4.5| 0.0 -53.0 -53.0 -26.5 -0.80| 6.5 -5.2 2500 103 15 166 7| 1.5 2.5 4.0| 0.0 -56.8 -56.8 -22.7 -0.80| 6.2 -4.9 3000 97 15 159 6| 1.2 2.5 3.7| 0.0 -59.6 -59.6 -19.9 -0.80| 5.9 -4.7 4000 82 15 122 3| 0.9 2.9 3.8| 0.0 -68.3 -68.3 -17.1 -0.70| 5.7 -4.0 5000 63 16 30 4| 0.7 3.0 3.7| 0.0 -99.3 -99.3 -19.9 -0.67| 5.7 -3.8 6000 42 18 356 9| 0.6 2.7 3.3| 9.0-116.6-107.6 -17.9 -0.63| 5.2 -3.3 Wrote GIF file: /home/apache/climate/data/raob//U0744/skewt/U0744.skewt.20251030.12.gif