UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 2 MAY 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1007 57 4.4 3.5 94 0.9 4.0 315 3 277.0 277.8 276.8 290.3 4.88 1 1000 114 3.8 2.0 88 1.8 3.0 325 7 277.0 277.7 276.2 289.0 4.42 2 925 741 -0.5 -2.4 87 1.9 -1.3 310 11 278.8 279.4 275.8 288.4 3.46 3 894 1012 -2.5 -4.3 87 1.8 -3.2 298 12 279.5 280.0 275.7 288.2 3.10 4 850 1410 -4.5 -7.4 80 2.9 -5.5 280 13 281.4 281.9 276.0 288.8 2.58 5 733 2567 -9.1 -11.1 85 2.0 -9.8 242 32 288.6 289.0 279.1 295.2 2.23 6 700 2922 -11.9 -13.9 85 2.0 -12.5 230 38 289.3 289.6 279.0 294.9 1.86 7 631 3706 -17.3 -19.7 82 2.4 -17.9 233 39 291.9 292.1 279.4 295.8 1.27 8 519 5135 -28.7 -31.7 75 3.0 -29.1 239 40 294.9 295.0 279.8 296.6 0.52 9 500 5400 -31.1 -34.0 76 2.9 -31.4 240 40 295.1 295.2 279.8 296.5 0.43 10 433 6404 -40.1 -43.1 73 3.0 -40.3 240 43 296.1 296.1 279.9 296.8 0.20 11 400 6940 -45.3 -48.5 70 3.2 -45.4 240 44 296.1 296.1 279.8 296.5 0.12 12 378 7313 -48.9 -52.3 68 3.4 -49.0 250 54 296.2 296.2 279.8 296.5 0.08 13 354 7743 -48.2 -51.9 65 3.8 -48.3 255 64 302.8 302.8 282.7 303.1 0.09 14 328 8245 -47.3 -51.5 62 4.2 -47.4 250 59 310.7 310.7 285.7 311.0 0.10 15 300 8830 -49.7 -54.4 58 4.7 -49.8 245 54 315.3 315.3 287.3 315.6 0.08 16 294 8962 -50.1 -54.8 58 4.7 -50.3 246 53 316.6 316.6 287.7 316.9 0.08 17 250 10030 -47.5 -53.5 50 6.0 -47.7 255 44 335.4 335.5 293.3 335.9 0.10 18 227 10668 -46.3 -54.3 40 8.0 -46.7 257 41 346.7 346.7 296.0 347.1 0.11 19 212 11117 -49.3 -57.3 39 8.0 -49.6 259 40 348.8 348.9 296.4 349.2 0.08 20 200 11500 -47.5 -56.5 35 9.0 -47.9 260 38 357.6 357.6 298.3 358.0 0.09 21 198 11567 -47.3 -56.3 35 9.0 -47.7 260 38 358.9 358.9 298.5 359.3 0.09 22 150 13400 -49.9 -59.9 30 10.0 -50.4 270 36 384.1 384.1 302.9 384.5 0.08 23 100 16040 -51.7 -62.7 26 11.0 -52.3 260 33 427.8 427.9 308.6 428.3 0.08 24 90 16722 -51.1 -63.1 23 12.0 -51.8 260 31 442.1 442.1 310.1 442.6 0.09 25 81 17407 -50.3 -62.3 23 12.0 -51.1 260 28 457.3 457.3 311.6 457.9 0.11 26 74 17992 -52.7 -63.7 25 11.0 -53.4 260 26 464.2 464.2 312.2 464.8 0.10 27 70 18350 -52.5 -64.5 22 12.0 -53.2 260 25 472.1 472.1 312.8 472.6 0.09 28 65 18831 -49.9 -61.9 23 12.0 -51.0 259 24 487.9 487.9 314.1 488.7 0.14 29 50 20530 -53.5 -64.5 25 11.0 -54.4 255 21 517.4 517.4 316.2 518.2 0.13 30 41 21807 -51.9 -63.9 22 12.0 -53.2 267 15 551.6 551.7 318.2 552.8 0.17 31 32 23405 -52.7 -64.7 22 12.0 -54.2 281 7 590.0 590.1 320.2 591.4 0.20 32 30 23820 -53.5 -65.5 22 12.0 -54.9 285 5 598.8 598.9 320.6 600.2 0.19 33 23 25530 -54.7 -66.7 21 12.0 -56.3 17 6 642.5 642.6 322.4 644.2 0.21 34 20 26430 -52.7 -64.7 22 12.0 -54.8 65 7 674.9 675.0 323.7 677.5 0.32 35 16 27881 -49.7 -62.7 20 13.0 -52.9 729.1 729.4 325.5 733.8 0.52 36 11 30344 -47.7 -59.7 24 12.0 -52.1 818.9 819.4 328.0 830.2 1.12 TRP 378 7313 -48.9 -52.3 68 3.4 -49.0 250 54 296.2 296.2 279.8 296.5 0.08 WND 354 7743 -48.2 -51.9 65 3.8 -48.3 255 64 302.8 302.8 282.7 303.1 0.09 Sounding variables and indices 1000-500 mb thick: 5286.00 m Freezing level: 933.72 mb = 668.09 m = 2191.88 ft Wetbulb zero: 947.26 mb = 549.79 m = 1803.74 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 82.29 % Est. max temperature: 8.52 C = 47.34 F Sfc-Lift cond lev (LCL): 993.16 mb = 169.22 m = 555.17 ft T: 3.42 C 700-500 lapse rate: 7.75 C/km ThetaE index: 2.12 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 917.25 mb = 807.86 m = 2650.43 ft Mean mixing ratio: 3.88 g/kg Conv temperature: 6.37 C = 43.46 F Cap Strength: 6.14 C Lifted Index: 6.09 C Risk: None Lifted Index @300 mb: 18.89 C Lifted Index @700 mb: 4.57 C Showalter Index: 6.03 C Risk: None Total Totals Index: 50.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 23.70 C K Index: 17.20 Risk: < 20 % chance of thunderstorms Sweat Index: 92.00 Risk: None Energy Index: 1.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.72 J/kg Max Up Vert Vel: 3.67 m/s Conv Inhibition (B-): 56427.27 J/kg Cap Strength: 6.12 C Lift Cond Lev (LCL): 930.32 mb = 694.92 m = 2279.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 22 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 1007 57 315 3 2.1 -2.1 | 86 20 -20.2 -1.6 1 1000 114 325 7 4.0 -5.7 | 74 19 -18.3 -5.2 2 925 741 310 11 8.4 -7.1 | 65 15 -13.9 -6.5 3 850 1410 280 13 12.8 -2.3 | 80 10 -9.5 -1.7 4 700 2922 230 38 29.1 24.4 | 195 26 6.8 25.0 5 500 5400 240 40 34.6 20.0 | 211 24 12.3 20.6 6 400 6940 240 44 38.1 22.0 | 215 28 15.8 22.6 7 378 7313 250 54 50.7 18.5 | 236 34 28.5 19.0 8 354 7743 255 64 61.8 16.6 | 247 43 39.5 17.1 9 300 8830 245 54 48.9 22.8 | 229 35 26.6 23.4 10 250 10030 255 44 42.5 11.4 | 239 23 20.2 12.0 11 200 11500 260 38 37.4 6.6 | 245 17 15.1 7.2 12 150 13400 270 36 36.0 -0.0 | 268 14 13.7 0.6 13 100 16040 260 33 32.5 5.7 | 238 12 10.2 6.3 14 70 18350 260 25 24.6 4.3 | 205 5 2.3 4.9 15 50 20530 255 21 20.3 5.4 | 161 6 -2.0 6.0 16 30 23820 285 5 4.8 -1.3 | 88 17 -17.5 -0.7 17 20 26430 65 7 -6.3 -3.0 | 85 29 -28.6 -2.4 Wind Parameters Mean winds (0-6000m): 241.5 at 29.7 knts Storm direction: 271.5 at 22.3 knts Shear (0-3000m) pos: 0.0 neg: 6.5 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 110.5 deg Storm rel helicity (0-3000m) pos: 22.1 neg: -45.5 tot: -23.4 m^2/s^2 ave: -7.8 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 111.90 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 ------------------------------------------------------------------------------- 500 319 8 72 18| 0.0 7.0 7.0| 0.0 -29.7 -29.7 -59.3 -0.82| 7.5 -6.1 1000 311 10 69 16| 0.0 4.7 4.7| 2.7 -32.7 -30.0 -30.0 -0.51| 6.0 -3.0 1500 300 11 70 14| 0.0 4.6 4.6| 9.9 -32.7 -22.8 -15.2 -0.18| 6.1 -1.1 2000 286 13 73 10| 0.0 5.7 5.7| 17.3 -32.7 -15.4 -7.7 0.14| 7.2 1.0 2500 270 16 95 6| 0.0 6.4 6.4| 20.2 -33.7 -13.4 -5.4 0.13| 8.1 1.1 3000 255 19 146 7| 0.0 6.5 6.5| 22.1 -45.5 -23.4 -7.8 0.07| 8.5 0.6 4000 245 24 177 11| 0.4 4.9 5.2| 40.2 -45.5 -5.2 -1.3 0.12| 6.7 0.8 5000 242 27 188 13| 0.6 3.9 4.5| 58.4 -45.5 12.9 2.6 0.16| 5.7 0.9 6000 241 30 195 15| 0.6 3.4 3.9| 69.8 -45.5 24.4 4.1 0.19| 4.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250502.00.gif