UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 23 APR 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1006 62 -3.3 -7.7 72 4.4 -4.7 160 3 269.4 269.7 268.1 275.2 2.12 1 1000 109 -3.5 -9.5 63 6.0 -5.3 155 5 269.6 270.0 267.8 274.7 1.86 2 960 431 -5.3 -11.3 63 6.0 -7.0 173 21 271.0 271.3 268.4 275.7 1.68 3 945 555 -3.9 -9.9 63 6.0 -5.7 180 27 273.6 274.0 270.5 279.0 1.90 4 925 723 -5.3 -10.3 68 5.0 -6.8 190 35 273.9 274.2 270.6 279.2 1.88 5 850 1382 -9.3 -13.1 74 3.8 -10.4 195 29 276.4 276.7 271.8 281.1 1.64 6 814 1715 -11.1 -14.1 78 3.0 -11.9 206 29 277.9 278.2 272.6 282.5 1.58 7 700 2875 -10.5 -13.2 81 2.7 -11.3 245 29 290.9 291.2 279.9 296.8 1.97 8 694 2941 -10.5 -13.1 81 2.6 -11.3 246 29 291.6 291.9 280.3 297.6 2.01 9 668 3234 -11.5 -14.1 81 2.6 -12.3 251 32 293.7 294.0 281.1 299.5 1.92 10 608 3948 -16.1 -19.4 76 3.3 -16.9 262 37 296.4 296.6 281.6 300.6 1.35 11 588 4200 -16.3 -19.7 75 3.4 -17.1 266 39 299.0 299.2 282.7 303.3 1.36 12 500 5400 -23.9 -28.3 67 4.4 -24.6 285 48 303.9 304.0 284.0 306.4 0.74 13 495 5473 -24.3 -28.7 67 4.4 -25.0 285 49 304.3 304.4 284.1 306.7 0.72 14 400 6990 -36.5 -41.3 61 4.8 -36.9 290 64 307.6 307.6 284.7 308.5 0.26 15 318 8533 -49.3 -54.2 56 4.9 -49.4 290 67 310.6 310.7 285.7 310.9 0.08 16 306 8782 -52.3 -57.3 55 5.0 -52.4 290 68 309.9 309.9 285.4 310.1 0.05 17 300 8910 -53.1 -58.1 54 5.0 -53.2 290 68 310.5 310.5 285.6 310.7 0.05 18 250 10060 -60.9 -65.9 52 5.0 -61.0 290 75 315.5 315.5 287.3 315.6 0.02 19 241 10288 -62.3 -67.3 51 5.0 -62.3 290 75 316.8 316.8 287.7 316.8 0.02 20 240 10314 -61.9 -66.9 51 5.0 -62.0 290 77 317.7 317.7 288.0 317.8 0.02 21 226 10692 -56.1 -61.1 53 5.0 -56.2 292 67 332.1 332.1 292.3 332.3 0.05 22 200 11480 -51.3 -57.3 49 6.0 -51.5 295 46 351.5 351.5 297.0 351.9 0.08 23 199 11512 -51.3 -57.3 49 6.0 -51.5 295 46 352.0 352.1 297.1 352.4 0.08 24 150 13340 -50.9 -58.9 38 8.0 -51.2 295 31 382.4 382.4 302.7 382.8 0.09 25 100 16000 -50.9 -63.9 20 13.0 -51.6 295 15 429.4 429.4 308.8 429.8 0.07 26 82 17279 -52.1 -67.1 15 15.0 -52.9 289 14 452.0 452.0 311.1 452.3 0.06 27 70 18300 -50.7 -66.7 13 16.0 -51.7 285 13 475.9 475.9 313.1 476.3 0.07 28 60 19308 -51.9 -68.9 11 17.0 -52.9 296 10 494.7 494.7 314.6 495.1 0.06 29 50 20500 -50.3 -68.3 10 18.0 -51.8 310 7 524.9 525.0 316.6 525.4 0.08 30 40 21956 -48.5 -67.5 9 19.0 -50.7 253 10 564.0 564.1 318.9 564.8 0.11 31 30 23840 -49.1 -69.1 8 20.0 -51.7 180 15 610.8 610.8 321.1 611.7 0.12 32 23 25590 -50.3 -71.3 7 21.0 -53.2 134 15 655.5 655.5 322.9 656.4 0.11 33 20 26510 -48.5 -70.5 6 22.0 -52.2 110 15 687.7 687.8 324.1 688.9 0.14 34 18 27207 -45.9 -67.9 7 22.0 -50.7 110 15 717.0 717.1 325.0 719.0 0.23 35 17 27586 -47.5 -69.5 6 22.0 -52.0 110 15 723.6 723.7 325.2 725.4 0.19 36 16 27989 -45.3 -68.3 6 23.0 -50.7 110 15 743.5 743.6 325.8 745.7 0.24 37 13 29375 -45.1 -69.1 5 24.0 -51.4 110 15 789.7 789.8 327.1 792.3 0.27 38 11 30502 -40.5 -65.5 5 25.0 -49.4 110 15 845.0 845.3 328.4 850.5 0.52 39 10 31150 -41.7 -66.7 5 25.0 -50.5 110 15 863.9 864.1 328.8 869.1 0.49 40 8.9 31941 -41.1 -67.1 4 26.0 -50.7 895.5 895.8 329.4 901.3 0.52 TRP 241 10288 -62.3 -67.3 51 5.0 -62.3 290 75 316.8 316.8 287.7 316.8 0.02 WND 240 10314 -61.9 -66.9 51 5.0 -62.0 290 77 317.7 317.7 288.0 317.8 0.02 Sounding variables and indices 1000-500 mb thick: 5291.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.36 inches Sfc-500 mean rel hum: 74.13 % Est. max temperature: 3.52 C = 38.33 F Sfc-Lift cond lev (LCL): 938.59 mb = 608.20 m = 1995.39 ft T: -4.35 C 700-500 lapse rate: 5.31 C/km ThetaE index: 0.43 C Layer 1000.0- 960.0 mb Conv cond level (CCL): 611.75 mb = 3901.45 m = 12799.87 ft Mean mixing ratio: 1.83 g/kg Conv temperature: 23.55 C = 74.39 F Cap Strength: 19.60 C Lifted Index: 22.31 C Risk: None Lifted Index @300 mb: 23.67 C Lifted Index @700 mb: 14.32 C Showalter Index: 19.18 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 10.80 C K Index: -1.20 Risk: None Sweat Index: 256.00 Risk: None Energy Index: 5.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.52 J/kg Max Up Vert Vel: 7.00 m/s Conv Inhibition (B-): 74260.27 J/kg Cap Strength: 22.20 C Lift Cond Lev (LCL): 873.20 mb = 1172.09 m = 3845.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 282 at 26 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 1006 62 160 3 -1.0 2.8 | 107 28 -26.6 8.1 1 1000 109 155 5 -2.1 4.5 | 109 29 -27.7 9.8 2 925 723 190 35 6.1 34.5 | 154 44 -19.5 39.7 3 850 1382 195 29 7.5 28.0 | 152 38 -18.0 33.2 4 700 2875 245 29 26.3 12.3 | 182 18 0.7 17.5 5 500 5400 285 48 46.4 -12.4 | 289 22 20.8 -7.2 6 400 6990 290 64 60.1 -21.9 | 296 38 34.6 -16.7 7 300 8910 290 68 63.9 -23.3 | 295 42 38.3 -18.0 8 250 10060 290 75 70.5 -25.7 | 294 49 44.9 -20.4 9 241 10288 290 75 70.5 -25.7 | 294 49 44.9 -20.4 10 240 10314 290 77 72.4 -26.3 | 294 51 46.8 -21.1 11 200 11480 295 46 41.7 -19.4 | 311 21 16.1 -14.2 12 150 13340 295 31 28.1 -13.1 | 342 8 2.5 -7.9 13 100 16000 295 15 13.6 -6.3 | 85 12 -12.0 -1.1 14 70 18300 285 13 12.6 -3.4 | 98 13 -13.0 1.9 15 50 20500 310 7 5.4 -4.5 | 92 20 -20.2 0.7 16 30 23840 180 15 0.0 15.0 | 128 33 -25.6 20.2 17 20 26510 110 15 -14.1 5.1 | 105 41 -39.6 10.4 18 10 31150 110 15 -14.1 5.1 | 105 41 -39.6 10.4 Wind Parameters Mean winds (0-6000m): 251.6 at 34.8 knts Storm direction: 281.6 at 26.1 knts Shear (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 82.1 deg Storm rel helicity (0-3000m) pos: 419.5 neg: -16.5 tot: 403.0 m^2/s^2 ave: 134.3 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 11.7 stream: 7.8 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.16 Bulk Shear: 154.42 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 ------------------------------------------------------------------------------- 500 176 15 127 33| 25.0 0.0 25.0|200.2 0.0 200.2 400.3 0.85| 26.1 22.1 1000 188 24 142 36| 15.1 0.0 15.1|297.5 -7.2 290.4 290.4 0.79| 19.3 15.2 1500 191 26 146 37| 9.2 0.0 9.2|317.9 -16.5 301.4 200.9 0.70| 15.0 10.5 2000 196 27 149 36| 7.1 0.0 7.1|365.1 -16.5 348.6 174.3 0.69| 13.4 9.3 2500 202 27 153 34| 5.8 0.0 5.8|397.0 -16.5 380.5 152.2 0.67| 12.5 8.4 3000 209 27 157 32| 5.2 0.0 5.2|419.5 -16.5 403.0 134.3 0.67| 11.7 7.8 4000 223 29 168 27| 5.0 0.0 5.0|469.0 -16.5 452.5 113.1 0.72| 10.3 7.4 5000 238 32 184 22| 4.8 0.0 4.8|527.2 -16.5 510.7 102.1 0.75| 9.7 7.2 6000 252 35 205 18| 4.8 0.0 4.8|559.9 -16.5 543.4 90.6 0.72| 9.1 6.5 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250423.00.gif