UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 1 MAY 25 Station: U2271 WMO ident: 22271 Latitude: 67.88 Longitude: 44.13 ------------------------------------------------------------------------------- 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 9 -0.9 -4.2 78 3.3 -2.1 225 15 271.8 272.2 270.7 279.3 2.78 1 1000 57 -0.5 -4.5 74 4.0 -2.0 235 21 272.6 273.1 271.2 280.1 2.73 2 952 449 -0.7 -8.7 55 8.0 -3.4 263 33 276.3 276.7 272.4 282.2 2.08 3 925 677 -2.9 -12.9 46 10.0 -5.8 280 40 276.3 276.6 271.5 280.7 1.53 4 917 746 -3.1 -13.1 46 10.0 -6.0 279 40 276.8 277.1 271.8 281.2 1.52 5 850 1340 -8.9 -17.9 48 9.0 -11.1 275 36 276.8 277.0 271.1 280.0 1.10 6 771 2085 -15.9 -24.9 46 9.0 -17.4 288 32 277.1 277.2 270.6 279.1 0.66 7 759 2204 -15.5 -23.5 50 8.0 -17.0 290 32 278.8 278.9 271.8 281.1 0.76 8 746 2334 -14.9 -19.3 69 4.4 -15.9 292 31 280.8 281.0 273.5 284.1 1.11 9 739 2406 -14.9 -17.7 79 2.8 -15.6 293 31 281.6 281.8 274.2 285.4 1.29 10 700 2814 -17.3 -18.6 90 1.3 -17.6 300 29 283.3 283.5 275.1 287.1 1.26 11 639 3491 -22.1 -24.3 82 2.2 -22.5 304 30 285.4 285.5 275.6 287.9 0.84 12 500 5240 -37.5 -39.9 78 2.4 -37.7 315 33 287.3 287.4 275.7 288.1 0.24 13 495 5309 -38.1 -40.6 77 2.5 -38.2 315 33 287.4 287.4 275.7 288.1 0.22 14 410 6586 -44.3 -47.6 70 3.3 -44.5 319 39 295.3 295.3 279.4 295.8 0.13 15 400 6750 -46.1 -49.2 71 3.1 -46.2 320 40 295.1 295.1 279.3 295.5 0.11 16 318 8248 -55.7 -59.1 66 3.4 -55.8 310 33 301.8 301.8 282.1 301.9 0.04 17 300 8620 -55.5 -59.0 65 3.5 -55.6 315 31 307.1 307.1 284.3 307.3 0.04 18 286 8925 -55.5 -59.0 65 3.5 -55.6 316 28 311.3 311.4 285.9 311.5 0.05 19 267 9369 -51.1 -54.7 65 3.6 -51.2 318 23 323.9 324.0 290.0 324.3 0.09 20 250 9800 -48.5 -52.9 60 4.4 -48.7 320 19 334.0 334.0 292.9 334.4 0.11 21 249 9826 -48.3 -52.7 60 4.4 -48.5 320 19 334.6 334.7 293.1 335.1 0.12 22 200 11260 -47.9 -54.9 44 7.0 -48.3 310 19 356.9 356.9 298.2 357.4 0.11 23 150 13160 -46.9 -57.9 27 11.0 -47.6 315 11 389.2 389.3 303.8 389.7 0.10 24 100 15840 -47.9 -61.9 18 14.0 -48.8 345 5 435.2 435.2 309.4 435.7 0.09 25 70 18190 -47.7 -63.7 14 16.0 -49.1 40 7 482.3 482.4 313.7 483.0 0.10 26 50 20410 -48.5 -66.5 11 18.0 -50.3 90 11 529.2 529.2 316.9 529.8 0.10 27 43 21401 -48.7 -66.7 11 18.0 -50.7 111 10 552.0 552.0 318.2 552.8 0.11 28 36 22574 -46.3 -64.3 11 18.0 -49.0 135 10 587.0 587.1 320.0 588.4 0.19 29 30 23780 -47.9 -66.9 9 19.0 -50.7 160 9 614.1 614.1 321.3 615.3 0.16 30 27 24472 -49.1 -68.1 9 19.0 -51.8 141 8 629.5 629.5 321.9 630.6 0.15 31 20 26450 -46.7 -66.7 8 20.0 -50.8 85 7 693.2 693.3 324.3 695.3 0.24 32 13 29321 -44.5 -64.5 9 20.0 -50.7 791.7 792.0 327.1 796.7 0.50 TRP 318 8248 -55.7 -59.1 66 3.4 -55.8 310 33 301.8 301.8 282.1 301.9 0.04 WND Sounding variables and indices 1000-500 mb thick: 5183.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 68.94 % Est. max temperature: 4.15 C = 39.47 F Sfc-Lift cond lev (LCL): 955.30 mb = 421.23 m = 1381.98 ft T: -0.69 C 700-500 lapse rate: 8.33 C/km ThetaE index: 2.09 C Layer 850.0- 759.0 mb Conv cond level (CCL): 832.33 mb = 1500.49 m = 4922.80 ft Mean mixing ratio: 2.08 g/kg Conv temperature: 4.23 C = 39.61 F Cap Strength: 5.39 C Lifted Index: 5.55 C Risk: None Lifted Index @300 mb: 18.43 C Lifted Index @700 mb: 4.54 C Showalter Index: 6.40 C Risk: None Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.60 C Cross Totals Index: 19.60 C K Index: 9.40 Risk: None Sweat Index: 105.00 Risk: None Energy Index: 1.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.01 J/kg Max Up Vert Vel: 5.83 m/s Conv Inhibition (B-): 57960.27 J/kg Cap Strength: 5.53 C Lift Cond Lev (LCL): 852.64 mb = 1315.69 m = 4316.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 326 at 24 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 9 225 15 10.6 10.6 | 175 31 -2.9 30.9 1 1000 57 235 21 17.2 12.0 | 187 33 3.7 32.3 2 925 677 280 40 39.4 -6.9 | 243 29 25.9 13.3 3 850 1340 275 36 35.9 -3.1 | 233 28 22.4 17.1 4 700 2814 300 29 25.1 -14.5 | 244 13 11.6 5.8 5 500 5240 315 33 23.3 -23.3 | 287 10 9.8 -3.1 6 400 6750 320 40 25.7 -30.6 | 310 16 12.2 -10.4 7 318 8248 310 33 25.3 -21.2 | 275 12 11.8 -1.0 8 300 8620 315 31 21.9 -21.9 | 281 9 8.4 -1.7 9 250 9800 320 19 12.2 -14.6 | 167 6 -1.3 5.7 10 200 11260 310 19 14.6 -12.2 | 187 8 1.1 8.0 11 150 13160 315 11 7.8 -7.8 | 155 14 -5.7 12.5 12 100 15840 345 5 1.3 -4.8 | 142 20 -12.2 15.4 13 70 18190 40 7 -4.5 -5.4 | 130 23 -18.0 14.9 14 50 20410 90 11 -11.0 0.0 | 130 32 -24.5 20.3 15 30 23780 160 9 -3.1 8.5 | 150 33 -16.6 28.7 16 20 26450 85 7 -7.0 -0.6 | 134 28 -20.5 19.6 Wind Parameters Mean winds (0-6000m): 296.3 at 32.5 knts Storm direction: 326.3 at 24.3 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 71.7 deg Storm rel helicity (0-3000m) pos: 325.8 neg: -35.0 tot: 290.8 m^2/s^2 ave: 96.9 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 6.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.26 Bulk Shear: 64.35 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 ------------------------------------------------------------------------------- 500 254 27 204 30| 26.7 0.0 26.7|229.7 0.0 229.7 459.4 0.99| 28.7 28.4 1000 270 33 223 28| 16.1 0.0 16.1|301.2 -17.8 283.4 283.4 0.87| 20.3 17.7 1500 272 34 227 28| 9.9 0.0 9.9|304.9 -35.0 269.9 180.0 0.75| 15.0 11.2 2000 275 34 229 27| 7.4 0.0 7.4|316.4 -35.0 281.4 140.7 0.70| 12.7 8.9 2500 278 34 231 25| 6.0 0.0 6.0|322.2 -35.0 287.2 114.9 0.65| 11.2 7.3 3000 280 33 233 24| 5.1 0.0 5.1|325.8 -35.0 290.8 96.9 0.63| 10.0 6.3 4000 286 32 237 21| 4.2 0.0 4.2|336.3 -35.0 301.3 75.3 0.65| 8.0 5.1 5000 292 32 243 18| 3.7 0.0 3.7|346.8 -35.0 311.8 62.4 0.66| 6.8 4.5 6000 296 32 249 17| 3.4 0.0 3.4|357.7 -35.0 322.7 53.8 0.67| 6.0 4.1 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20250501.00.gif