UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 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 ------------------------------------------------------------------------------- 0 1000 -2 180 3 SFC 993 55 1.8 -0.3 86 2.1 0.9 180 3 275.5 276.1 274.4 285.8 3.76 2 925 622 -2.1 -6.3 73 4.2 -3.6 255 27 277.2 277.6 273.6 284.4 2.58 3 873 1080 -4.3 -11.3 58 7.0 -6.5 262 23 279.5 279.8 273.9 284.8 1.84 4 850 1290 -6.1 -15.1 49 9.0 -8.5 265 21 279.8 280.0 273.3 283.8 1.39 5 848 1308 -6.3 -15.3 49 9.0 -8.7 265 21 279.7 280.0 273.3 283.7 1.37 6 737 2387 -14.3 -17.9 74 3.6 -15.2 243 32 282.5 282.7 274.7 286.2 1.27 7 734 2418 -15.3 -18.9 74 3.6 -16.1 242 32 281.7 281.9 274.1 285.2 1.17 8 728 2480 -16.3 -20.3 71 4.0 -17.1 241 33 281.3 281.4 273.6 284.4 1.04 9 709 2679 -14.5 -23.5 46 9.0 -16.3 237 35 285.4 285.5 275.6 287.9 0.81 10 700 2776 -14.3 -25.3 39 11.0 -16.4 235 36 286.6 286.8 276.0 288.8 0.70 11 662 3199 -13.5 -33.5 17 20.0 -16.7 234 43 292.2 292.2 278.3 293.3 0.34 12 652 3315 -13.9 -34.9 15 21.0 -17.1 234 45 293.0 293.0 278.6 294.0 0.30 13 543 4686 -20.3 -31.3 37 11.0 -22.1 231 68 301.1 301.2 282.5 302.8 0.52 14 500 5290 -25.5 -39.5 26 14.0 -27.0 230 79 301.9 302.0 282.5 302.8 0.25 15 480 5584 -27.5 -41.5 25 14.0 -28.9 230 80 303.0 303.1 282.9 303.8 0.21 16 473 5689 -27.9 -41.9 25 14.0 -29.2 230 80 303.8 303.8 283.2 304.5 0.20 17 454 5982 -28.5 -42.5 25 14.0 -29.8 230 82 306.6 306.7 284.3 307.3 0.20 18 400 6870 -36.7 -49.7 25 13.0 -37.4 230 85 307.3 307.3 284.4 307.7 0.10 19 376 7295 -40.1 -52.1 27 12.0 -40.6 230 86 308.3 308.3 284.8 308.6 0.08 20 321 8357 -47.1 -58.1 27 11.0 -47.4 230 88 312.9 312.9 286.4 313.0 0.05 21 305 8693 -51.0 -62.0 26 11.0 -51.2 230 89 312.1 312.1 286.1 312.2 0.03 22 302 8757 -51.7 -62.7 26 11.0 -51.9 230 88 311.9 311.9 286.0 312.0 0.03 23 300 8800 -51.9 -62.9 26 11.0 -52.1 230 87 312.2 312.2 286.1 312.3 0.03 24 279 9267 -54.3 -65.3 25 11.0 -54.5 235 87 315.3 315.3 287.2 315.4 0.02 25 255 9843 -54.1 -65.1 25 11.0 -54.3 239 79 323.8 323.8 289.9 323.9 0.02 26 250 9970 -53.1 -64.1 25 11.0 -53.3 240 77 327.1 327.1 290.9 327.2 0.03 27 245 10102 -51.3 -62.3 26 11.0 -51.5 241 74 331.7 331.7 292.2 331.9 0.04 28 200 11430 -50.3 -62.3 23 12.0 -50.7 250 40 353.1 353.1 297.3 353.3 0.04 29 168 12571 -48.5 -62.5 18 14.0 -49.1 259 35 374.2 374.2 301.3 374.4 0.05 30 155 13097 -50.9 -64.9 17 14.0 -51.4 263 32 378.8 378.8 302.1 379.0 0.04 31 150 13310 -50.7 -64.7 17 14.0 -51.2 265 31 382.7 382.7 302.7 382.9 0.04 32 100 15940 -51.3 -68.3 11 17.0 -52.0 270 21 428.6 428.6 308.7 428.8 0.04 33 87 16845 -53.1 -70.1 11 17.0 -53.8 264 18 442.4 442.4 310.1 442.6 0.03 34 70 18260 -50.5 -69.5 9 19.0 -51.6 255 13 476.3 476.4 313.2 476.6 0.05 35 50 20430 -51.3 -70.3 9 19.0 -52.7 250 9 522.6 522.6 316.5 523.0 0.06 36 49 20561 -51.1 -70.1 9 19.0 -52.5 247 9 526.1 526.1 316.7 526.5 0.06 37 40 21869 -54.7 -73.7 8 19.0 -55.9 215 11 548.5 548.5 318.0 548.8 0.04 38 35 22731 -50.5 -70.5 8 20.0 -52.5 194 12 580.8 580.8 319.8 581.4 0.08 39 30 23730 -52.7 -72.7 7 20.0 -54.6 170 13 601.0 601.0 320.7 601.5 0.07 40 21 26043 -52.9 -73.9 6 21.0 -55.4 130 11 664.9 664.9 323.3 665.6 0.08 41 20 26360 -51.7 -72.7 6 21.0 -54.5 125 11 677.9 678.0 323.7 678.8 0.10 42 12 29700 -47.5 -70.5 5 23.0 -53.1 118 14 799.4 799.6 327.3 801.8 0.24 43 10 30900 -49.1 -72.1 5 23.0 -54.6 115 15 836.3 836.4 328.1 838.6 0.23 44 9.1 31519 -48.7 -72.7 5 24.0 -54.8 860.7 860.8 328.7 863.1 0.23 TRP 279 9267 -54.3 -65.3 25 11.0 -54.5 235 87 315.3 315.3 287.2 315.4 0.02 WND 305 8693 -51.0 -62.0 26 11.0 -51.2 230 89 312.1 312.1 286.1 312.2 0.03 Sounding variables and indices 1000-500 mb thick: 5292.00 m Freezing level: 961.62 mb = 316.47 m = 1038.28 ft Wetbulb zero: 979.37 mb = 165.17 m = 541.89 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 46.22 % Est. max temperature: 6.14 C = 43.06 F Sfc-Lift cond lev (LCL): 961.05 mb = 316.17 m = 1037.28 ft T: 0.00 C 700-500 lapse rate: 4.46 C/km ThetaE index: 1.84 C Layer 734.0- 709.0 mb Conv cond level (CCL): 853.05 mb = 1261.81 m = 4139.73 ft Mean mixing ratio: 2.89 g/kg Conv temperature: 6.01 C = 42.82 F Cap Strength: 14.60 C Lifted Index: 14.62 C Risk: None Lifted Index @300 mb: 19.39 C Lifted Index @700 mb: 4.84 C Showalter Index: 15.44 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 10.40 C K Index: -6.70 Risk: None Sweat Index: 121.00 Risk: None Energy Index: 3.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.45 J/kg Max Up Vert Vel: 4.57 m/s Conv Inhibition (B-): 74635.98 J/kg Cap Strength: 14.63 C Lift Cond Lev (LCL): 890.95 mb = 918.99 m = 3015.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 34 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 ---------------------------------------------------------- 0 993 55 180 3 0.0 3.0 | 90 34 -34.3 0.2 1 925 622 255 27 26.1 7.0 | 117 9 -8.2 4.2 2 850 1290 265 21 20.9 1.8 | 86 13 -13.4 -1.0 3 700 2776 235 36 29.5 20.6 | 165 19 -4.8 17.9 4 500 5290 230 79 60.5 50.8 | 209 55 26.2 48.0 5 400 6870 230 85 65.1 54.6 | 211 60 30.8 51.9 6 305 8693 230 89 68.2 57.2 | 212 64 33.9 54.4 7 300 8800 230 87 66.6 55.9 | 211 62 32.3 53.1 8 279 9267 235 87 71.3 49.9 | 218 60 37.0 47.1 9 250 9970 240 77 66.7 38.5 | 222 48 32.4 35.7 10 200 11430 250 40 37.6 13.7 | 197 11 3.3 10.9 11 150 13310 265 31 30.9 2.7 | 89 3 -3.4 -0.1 12 100 15940 270 21 21.0 -0.0 | 78 14 -13.3 -2.8 13 70 18260 255 13 12.6 3.4 | 92 22 -21.8 0.6 14 50 20430 250 9 8.5 3.1 | 91 26 -25.9 0.3 15 30 23730 170 13 -2.3 12.8 | 105 38 -36.6 10.0 16 20 26360 125 11 -9.0 6.3 | 95 43 -43.3 3.5 17 10 30900 115 15 -13.6 6.3 | 94 48 -47.9 3.6 Wind Parameters Mean winds (0-6000m): 235.4 at 45.9 knts Storm direction: 265.4 at 34.4 knts Shear (0-3000m) pos: 3.9 neg: 3.9 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 86.5 deg Storm rel helicity (0-3000m) pos: 180.5 neg: -17.7 tot: 162.8 m^2/s^2 ave: 54.3 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 10.9 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.07 Bulk Shear: 143.00 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 ------------------------------------------------------------------------------- 500 249 14 96 22| 23.8 0.0 23.8|110.6 0.0 110.6 221.1 0.54| 27.6 14.9 1000 254 19 99 16| 11.8 0.0 11.8|110.6 -13.3 97.3 97.3 0.27| 18.6 4.9 1500 257 20 97 15| 7.8 0.3 8.2|117.7 -17.7 100.0 66.7 0.25| 14.2 3.6 2000 256 22 101 13| 5.9 2.0 7.9|135.5 -17.7 117.8 58.9 0.35| 12.4 4.4 2500 252 24 111 13| 4.7 3.1 7.8|153.0 -17.7 135.3 54.1 0.40| 11.4 4.6 3000 248 26 124 13| 3.9 3.9 7.8|180.5 -17.7 162.8 54.3 0.44| 10.9 4.8 4000 242 32 152 14| 2.9 5.1 8.0|253.5 -17.7 235.8 58.9 0.47| 10.4 4.9 5000 238 39 176 18| 2.4 5.8 8.2|317.0 -17.7 299.3 59.9 0.45| 10.1 4.5 6000 235 46 188 24| 2.0 5.4 7.4|345.3 -17.7 327.6 54.6 0.44| 9.0 4.0 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250423.12.gif