UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for U3802... Searching the city database file for: U3802 ... Date:0000Z 27 APR 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 -31 SFC 982 115 0.4 -1.2 89 1.6 -0.3 225 5 275.0 275.6 273.8 284.7 3.56 2 925 591 -3.3 -6.1 81 2.8 -4.3 240 27 275.9 276.4 273.0 283.2 2.62 3 851 1250 -7.3 -11.1 74 3.8 -8.4 240 29 278.4 278.7 273.4 283.9 1.92 4 850 1259 -7.5 -11.3 74 3.8 -8.6 240 29 278.3 278.6 273.3 283.7 1.89 5 813 1604 -8.3 -12.6 71 4.3 -9.5 240 29 281.0 281.3 274.6 286.2 1.78 6 704 2702 -15.5 -19.8 70 4.3 -16.4 240 29 284.9 285.1 275.7 288.2 1.13 7 700 2745 -15.9 -20.4 68 4.5 -16.9 240 29 284.9 285.1 275.7 288.1 1.08 8 635 3470 -21.5 -29.5 48 8.0 -22.7 234 43 286.6 286.6 275.7 288.2 0.52 9 628 3552 -19.7 -27.7 49 8.0 -21.0 234 45 289.5 289.6 277.4 291.5 0.62 10 586 4066 -19.3 -35.3 23 16.0 -21.5 229 55 295.8 295.8 279.9 296.9 0.32 11 500 5230 -25.5 -47.5 11 22.0 -27.3 220 79 301.9 302.0 282.3 302.3 0.10 12 495 5303 -26.3 -48.3 11 22.0 -28.0 220 81 301.8 301.9 282.3 302.2 0.10 13 460 5831 -27.3 -49.3 11 22.0 -29.0 218 94 307.0 307.0 284.3 307.3 0.09 14 402 6785 -34.7 -53.7 13 19.0 -35.7 215 117 309.4 309.5 285.2 309.7 0.06 15 400 6820 -35.3 -53.3 14 18.0 -36.2 215 118 309.1 309.1 285.1 309.4 0.07 16 371 7344 -38.7 -56.0 14 17.3 -39.5 215 122 311.3 311.3 285.8 311.5 0.05 17 324 8268 -44.9 -60.9 15 16.0 -45.3 218 95 315.1 315.1 287.1 315.2 0.03 18 316 8436 -47.9 -62.9 16 15.0 -48.2 219 91 313.2 313.2 286.5 313.3 0.03 19 301 8758 -48.5 -63.5 16 15.0 -48.8 220 81 316.7 316.7 287.7 316.8 0.02 20 300 8780 -48.5 -63.5 16 15.0 -48.8 220 81 317.0 317.0 287.8 317.1 0.02 21 253 9892 -49.9 -64.9 16 15.0 -50.3 225 58 330.7 330.8 291.9 330.9 0.02 22 250 9970 -49.7 -64.7 16 15.0 -50.0 225 56 332.2 332.2 292.3 332.3 0.03 23 226 10633 -47.7 -63.7 14 16.0 -48.2 227 49 345.0 345.0 295.6 345.1 0.03 24 200 11440 -47.5 -64.5 12 17.0 -48.1 230 40 357.6 357.6 298.2 357.7 0.03 25 150 13340 -47.5 -66.5 10 19.0 -48.3 225 38 388.2 388.2 303.5 388.4 0.03 26 148 13429 -47.1 -66.1 10 19.0 -47.9 225 38 390.4 390.4 303.9 390.6 0.04 27 122 14698 -51.5 -70.5 9 19.0 -52.1 228 31 404.5 404.6 305.8 404.7 0.02 28 101 15925 -51.7 -71.7 7 20.0 -52.4 230 25 426.6 426.6 308.5 426.7 0.02 29 100 15990 -51.5 -71.5 7 20.0 -52.2 230 25 428.2 428.2 308.7 428.4 0.02 30 87 16891 -53.1 -73.1 7 20.0 -53.8 442.4 442.4 310.1 442.5 0.02 TRP 301 8758 -48.5 -63.5 16 15.0 -48.8 220 81 316.7 316.7 287.7 316.8 0.02 WND 371 7344 -38.7 -56.0 14 17.3 -39.5 215 122 311.3 311.3 285.8 311.5 0.05 Sounding variables and indices 1000-500 mb thick: 5261.00 m Freezing level: 975.84 mb = 166.17 m = 545.17 ft Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 54.49 % Est. max temperature: 4.99 C = 40.99 F Sfc-Lift cond lev (LCL): 957.70 mb = 314.30 m = 1031.14 ft T: -1.15 C 700-500 lapse rate: 3.86 C/km ThetaE index: 1.49 C Layer 925.0- 851.0 mb Conv cond level (CCL): 873.55 mb = 1043.18 m = 3422.47 ft Mean mixing ratio: 2.79 g/kg Conv temperature: 3.05 C = 37.49 F Cap Strength: 11.68 C Lifted Index: 15.55 C Risk: None Lifted Index @300 mb: 23.61 C Lifted Index @700 mb: 4.06 C Showalter Index: 15.55 C Risk: None Total Totals Index: 32.20 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 14.20 C K Index: 2.20 Risk: None Sweat Index: 137.00 Risk: None Energy Index: 3.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.99 J/kg Max Up Vert Vel: 4.24 m/s Conv Inhibition (B-): 21326.58 J/kg Cap Strength: 15.24 C Lift Cond Lev (LCL): 895.80 mb = 844.41 m = 2770.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 36 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 ---------------------------------------------------------- 0 982 115 225 5 3.5 3.5 | 82 32 -31.2 -4.6 1 925 591 240 27 23.4 13.5 | 115 13 -11.4 5.4 2 850 1259 240 29 25.1 14.5 | 123 12 -9.6 6.4 3 700 2745 240 29 25.1 14.5 | 123 12 -9.6 6.4 4 500 5230 220 79 50.8 60.5 | 197 55 16.0 52.4 5 400 6820 215 118 67.7 96.7 | 200 94 32.9 88.5 6 371 7344 215 122 70.0 99.9 | 201 98 35.2 91.8 7 301 8758 220 81 52.1 62.0 | 198 57 17.3 53.9 8 300 8780 220 81 52.1 62.0 | 198 57 17.3 53.9 9 250 9970 225 56 39.6 39.6 | 189 32 4.9 31.5 10 200 11440 230 40 30.6 25.7 | 167 18 -4.1 17.6 11 150 13340 225 38 26.9 26.9 | 157 20 -7.9 18.7 12 100 15990 230 25 19.2 16.1 | 117 17 -15.6 7.9 Wind Parameters Mean winds (0-6000m): 226.8 at 47.6 knts Storm direction: 256.8 at 35.7 knts Shear (0-3000m) pos: 3.8 neg: 1.6 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 78.8 deg Storm rel helicity (0-3000m) pos: 96.9 neg: 0.0 tot: 96.9 m^2/s^2 ave: 32.3 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 131.54 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 ------------------------------------------------------------------------------- 500 238 17 92 21| 22.9 0.0 22.9| 69.1 0.0 69.1 138.2 0.54| 23.2 12.4 1000 239 22 102 16| 11.5 0.8 12.2| 73.2 0.0 73.2 73.2 0.56| 12.4 6.9 1500 240 24 107 14| 7.6 0.7 8.3| 74.4 0.0 74.4 49.6 0.56| 8.4 4.7 2000 240 26 111 14| 5.7 0.5 6.2| 74.4 0.0 74.4 37.2 0.56| 6.3 3.5 2500 240 26 113 13| 4.6 0.4 5.0| 74.4 0.0 74.4 29.7 0.56| 5.0 2.8 3000 240 27 116 13| 3.8 1.6 5.5| 96.9 0.0 96.9 32.3 0.66| 5.5 3.6 4000 237 32 139 12| 2.9 3.9 6.8|148.2 0.0 148.2 37.0 0.60| 6.9 4.1 5000 231 39 166 17| 2.3 5.3 7.6|161.0 -4.0 157.0 31.4 0.43| 7.8 3.4 6000 227 48 180 24| 1.9 6.6 8.5|215.3 -6.9 208.4 34.7 0.36| 8.6 3.1 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20250427.00.gif