UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for U3802... Searching the city database file for: U3802 ... Date:1200Z 28 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 89 315 5 SFC 997 113 5.0 -9.0 36 14.0 0.1 315 5 278.4 278.7 273.4 283.9 1.94 2 960 418 0.4 -13.6 34 14.0 -3.7 325 10 276.8 277.0 271.6 280.8 1.39 3 925 714 -2.1 -13.1 43 11.0 -5.3 335 15 277.2 277.4 272.0 281.5 1.50 4 850 1383 -8.5 -16.5 52 8.0 -10.5 335 17 277.2 277.5 271.6 280.8 1.24 5 834 1530 -9.9 -16.9 57 7.0 -11.6 338 19 277.3 277.5 271.6 280.8 1.22 6 800 1850 -10.1 -18.1 52 8.0 -12.0 344 22 280.4 280.6 273.3 283.8 1.15 7 745 2394 -14.5 -23.5 46 9.0 -16.2 355 28 281.4 281.5 273.3 283.7 0.77 8 700 2864 -16.7 -26.7 42 10.0 -18.4 5 33 284.0 284.1 274.5 285.9 0.61 9 693 2939 -16.7 -26.7 42 10.0 -18.4 3 32 284.8 284.9 274.9 286.7 0.62 10 631 3634 -21.7 -36.7 24 15.0 -23.4 346 27 286.8 286.9 275.5 287.7 0.26 11 500 5320 -28.5 -50.5 10 22.0 -30.0 305 13 298.3 298.3 280.7 298.6 0.07 12 478 5642 -30.3 -51.3 11 21.0 -31.6 287 19 299.9 299.9 281.4 300.2 0.07 13 457 5963 -29.9 -50.9 11 21.0 -31.3 269 25 304.3 304.3 283.2 304.6 0.08 14 400 6900 -37.5 -54.5 15 17.0 -38.2 215 44 306.3 306.3 284.0 306.5 0.06 15 375 7343 -41.3 -57.3 16 16.0 -41.9 212 47 306.9 306.9 284.2 307.1 0.04 16 300 8830 -50.5 -63.5 20 13.0 -50.8 200 56 314.2 314.2 286.8 314.3 0.02 17 294 8962 -51.5 -64.5 20 13.0 -51.7 201 54 314.6 314.6 286.9 314.7 0.02 18 264 9658 -53.9 -66.9 19 13.0 -54.1 205 44 320.9 320.9 289.0 321.0 0.02 19 250 10010 -52.5 -65.5 19 13.0 -52.7 210 38 328.0 328.0 291.2 328.1 0.02 20 237 10355 -51.1 -64.1 20 13.0 -51.4 212 35 335.2 335.2 293.2 335.3 0.03 21 200 11460 -49.7 -64.7 16 15.0 -50.1 220 25 354.1 354.1 297.5 354.2 0.03 22 151 13306 -47.1 -65.1 11 18.0 -47.9 235 25 388.2 388.2 303.5 388.4 0.04 23 150 13350 -47.5 -65.5 11 18.0 -48.3 235 25 388.2 388.2 303.6 388.4 0.04 24 100 16020 -49.5 -70.5 7 21.0 -50.4 230 29 432.1 432.1 309.1 432.2 0.03 25 85 17078 -51.1 -73.1 6 22.0 -52.0 228 27 449.4 449.4 310.8 449.5 0.02 26 78 17641 -47.7 -69.7 6 22.0 -49.1 227 26 467.6 467.7 312.4 467.9 0.04 27 70 18350 -50.1 -72.1 6 22.0 -51.3 225 25 477.2 477.2 313.2 477.4 0.03 28 52 20278 -54.5 -75.5 6 21.0 -55.5 234 27 509.3 509.3 315.6 509.5 0.03 29 50 20530 -53.7 -76.7 4 23.0 -54.8 235 27 516.9 516.9 316.1 517.1 0.02 30 44 21351 -51.1 -74.1 5 23.0 -52.7 235 23 542.5 542.5 317.7 542.8 0.04 31 32 23413 -50.9 -73.9 5 23.0 -53.1 235 13 594.8 594.8 320.4 595.2 0.05 32 30 23830 -51.9 -74.9 5 23.0 -53.9 235 11 603.2 603.2 320.7 603.5 0.05 33 23 25540 -55.5 -77.5 5 22.0 -57.3 235 14 640.2 640.2 322.3 640.5 0.04 34 20 26440 -51.5 -74.5 5 23.0 -54.4 235 15 678.5 678.6 323.7 679.2 0.08 35 15 28310 -50.9 -73.9 5 23.0 -54.6 738.7 738.8 325.7 739.8 0.12 36 12 29782 -44.9 -68.9 5 24.0 -51.5 808.7 808.8 327.5 811.7 0.30 37 10 30998 -46.1 -70.1 5 24.0 -52.9 847.5 847.6 328.4 850.6 0.30 TRP 264 9658 -53.9 -66.9 19 13.0 -54.1 205 44 320.9 320.9 289.0 321.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5231.00 m Freezing level: 954.40 mb = 465.67 m = 1527.76 ft Wetbulb zero: 996.24 mb = 119.59 m = 392.34 ft Precipitable water: 0.17 inches Sfc-500 mean rel hum: 34.56 % Est. max temperature: 3.86 C = 38.95 F Sfc-Lift cond lev (LCL): 802.36 mb = 1827.72 m = 5996.39 ft T: -10.09 C 700-500 lapse rate: 4.80 C/km ThetaE index: 3.14 C Layer 960.0- 925.0 mb Conv cond level (CCL): 711.60 mb = 2740.07 m = 8989.62 ft Mean mixing ratio: 1.53 g/kg Conv temperature: 9.90 C = 49.82 F Cap Strength: 6.20 C Lifted Index: 14.14 C Risk: None Lifted Index @300 mb: 23.07 C Lifted Index @700 mb: 4.78 C Showalter Index: 14.78 C Risk: None Total Totals Index: 32.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 12.00 C K Index: -6.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 3.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.07 J/kg Max Up Vert Vel: 2.85 m/s Conv Inhibition (B-): 62272.13 J/kg Cap Strength: 13.58 C Lift Cond Lev (LCL): 778.66 mb = 2056.90 m = 6748.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 11 at 16 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 ---------------------------------------------------------- 0 997 113 315 5 3.5 -3.5 | 208 14 6.5 12.1 1 925 714 335 15 6.3 -13.6 | 258 10 9.3 2.0 2 850 1383 335 17 7.2 -15.4 | 269 10 10.1 0.2 3 700 2864 5 33 -2.9 -32.9 | 360 17 0.1 -17.2 4 500 5320 305 13 10.6 -7.5 | 239 16 13.6 8.2 5 400 6900 215 44 25.2 36.0 | 209 59 28.2 51.7 6 300 8830 200 56 19.2 52.6 | 198 72 22.1 68.3 7 264 9658 205 44 18.6 39.9 | 201 60 21.5 55.5 8 250 10010 210 38 19.0 32.9 | 204 53 22.0 48.6 9 200 11460 220 25 16.1 19.2 | 209 40 19.0 34.8 10 150 13350 235 25 20.5 14.3 | 218 38 23.4 30.0 11 100 16020 230 29 22.2 18.6 | 216 43 25.2 34.3 12 70 18350 225 25 17.7 17.7 | 212 39 20.6 33.3 13 50 20530 235 27 22.1 15.5 | 219 40 25.1 31.1 14 30 23830 235 11 9.0 6.3 | 209 25 12.0 22.0 15 20 26440 235 15 12.3 8.6 | 212 29 15.2 24.2 Wind Parameters Mean winds (0-6000m): 340.7 at 21.2 knts Storm direction: 10.7 at 15.9 knts Shear (0-3000m) pos: 4.6 neg: 0.1 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 138.8 deg Storm rel helicity (0-3000m) pos: 92.9 neg: -13.0 tot: 79.9 m^2/s^2 ave: 26.6 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.20 Bulk Shear: 20.43 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 ------------------------------------------------------------------------------- 500 329 9 224 11| 8.9 0.0 8.9| 24.8 0.0 24.8 49.6 0.91| 9.0 8.2 1000 333 12 241 10| 6.0 0.0 6.0| 32.3 0.0 32.3 32.3 0.92| 6.1 5.6 1500 334 14 251 10| 5.2 0.0 5.2| 42.0 0.0 42.0 28.0 0.94| 5.3 5.0 2000 338 16 265 9| 5.4 0.0 5.4| 60.2 0.0 60.2 30.1 0.95| 5.7 5.4 2500 345 18 285 8| 5.6 0.0 5.6| 82.3 0.0 82.3 32.9 0.93| 6.1 5.6 3000 350 21 305 8| 4.6 0.1 4.8| 92.9 -13.0 79.9 26.6 0.75| 6.2 4.6 4000 350 22 312 9| 3.5 1.8 5.2| 92.9 -65.1 27.8 7.0 0.26| 6.4 1.7 5000 349 22 307 9| 2.8 2.4 5.2| 92.9-108.2 -15.3 -3.1 0.03| 6.3 0.2 6000 341 21 294 11| 2.3 3.9 6.2|101.5-156.7 -55.3 -9.2 -0.04| 7.4 -0.3 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20250428.12.gif