UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for U3955... Searching the city database file for: U3955 ... Date:0000Z 22 APR 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 1018 44 -8.7 -9.6 93 0.9 -8.9 250 1 263.1 263.4 263.2 267.9 1.81 1 1000 183 -6.9 -9.2 84 2.3 -7.5 255 1 266.2 266.6 265.6 271.4 1.90 2 991 254 -6.1 -8.8 81 2.7 -6.9 258 2 267.7 268.1 266.8 273.1 1.98 3 925 791 -7.7 -12.5 68 4.8 -9.0 280 13 271.4 271.7 268.5 275.8 1.58 4 850 1446 -10.1 -20.1 44 10.0 -12.2 290 15 275.6 275.7 270.1 278.2 0.91 5 822 1703 -11.5 -23.5 36 12.0 -13.8 292 18 276.7 276.9 270.4 278.8 0.70 6 791 1998 -11.5 -24.5 33 13.0 -14.0 294 21 279.8 279.9 272.2 281.8 0.66 7 728 2632 -12.7 -38.7 9 26.0 -16.2 298 28 285.2 285.2 274.5 285.8 0.18 8 700 2931 -13.5 -37.5 11 24.0 -16.8 300 31 287.5 287.6 275.7 288.3 0.22 9 624 3801 -16.5 -24.5 50 8.0 -18.1 300 40 293.7 293.9 279.7 296.4 0.84 10 558 4633 -21.7 -22.9 90 1.2 -22.0 300 49 297.1 297.3 281.5 300.6 1.09 11 530 5013 -21.3 -23.0 86 1.7 -21.7 300 53 302.0 302.2 283.7 305.7 1.13 12 500 5440 -24.3 -27.0 78 2.7 -24.8 300 58 303.4 303.6 283.8 306.2 0.84 13 464 5980 -27.7 -32.7 62 5.0 -28.4 302 62 305.7 305.8 284.4 307.5 0.53 14 403 6978 -34.1 -39.0 61 4.9 -34.6 305 69 310.0 310.1 285.7 311.2 0.32 15 400 7030 -34.9 -39.8 61 4.9 -35.3 305 69 309.6 309.7 285.6 310.7 0.30 16 322 8505 -46.7 -51.7 57 5.0 -46.9 301 74 313.1 313.1 286.6 313.5 0.10 17 300 8970 -50.7 -57.7 43 7.0 -50.9 300 75 313.9 313.9 286.8 314.1 0.05 18 255 10006 -56.8 -64.7 36 7.9 -56.9 305 83 319.9 319.9 288.7 320.0 0.03 19 250 10130 -57.5 -65.5 35 8.0 -57.6 305 81 320.6 320.6 288.9 320.7 0.02 20 248 10181 -57.7 -65.7 35 8.0 -57.8 305 81 321.0 321.0 289.1 321.1 0.02 21 200 11550 -54.7 -69.7 14 15.0 -54.9 300 62 346.1 346.1 295.8 346.2 0.02 22 186 12015 -53.7 -71.7 9 18.0 -54.0 300 59 355.0 355.0 297.7 355.1 0.01 23 150 13400 -52.5 -73.5 6 21.0 -52.9 300 50 379.6 379.6 302.2 379.7 0.01 24 100 16020 -51.3 -74.3 5 23.0 -52.1 305 29 428.6 428.6 308.7 428.7 0.02 25 86 17000 -51.7 -74.7 5 23.0 -52.5 299 27 446.7 446.7 310.6 446.8 0.02 26 70 18330 -53.9 -76.9 4 23.0 -54.7 290 25 469.1 469.1 312.5 469.2 0.02 27 50 20490 -54.7 -77.7 4 23.0 -55.7 290 17 514.6 514.6 315.9 514.7 0.02 28 30 23760 -54.9 -77.9 4 23.0 -56.5 265 15 595.0 595.0 320.4 595.2 0.03 29 20 26380 -50.1 -74.1 4 24.0 -53.4 195 13 682.8 682.9 323.9 683.5 0.08 30 12 29752 -45.5 -70.5 4 25.0 -52.0 806.5 806.6 327.4 808.9 0.24 TRP 248 10181 -57.7 -65.7 35 8.0 -57.8 305 81 321.0 321.0 289.1 321.1 0.02 WND 255 10006 -56.8 -64.7 36 7.9 -56.9 305 83 319.9 319.9 288.7 320.0 0.03 Sounding variables and indices 1000-500 mb thick: 5257.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 53.08 % Est. max temperature: 2.79 C = 37.03 F Sfc-Lift cond lev (LCL): 1003.27 mb = 157.61 m = 517.07 ft T: -7.23 C 700-500 lapse rate: 4.30 C/km Conv cond level (CCL): 655.77 mb = 3424.87 m = 11236.32 ft Mean mixing ratio: 1.79 g/kg Conv temperature: 19.37 C = 66.87 F Cap Strength: 24.03 C Lifted Index: 24.72 C Risk: None Lifted Index @300 mb: 28.59 C Lifted Index @700 mb: 14.14 C Showalter Index: 21.03 C Risk: None Total Totals Index: 18.40 C Risk: None Vertical Totals Index: 14.20 C Cross Totals Index: 4.20 C K Index: -29.90 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 5.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.81 J/kg Max Up Vert Vel: 7.04 m/s Conv Inhibition (B-): 67921.89 J/kg Cap Strength: 24.58 C Lift Cond Lev (LCL): 916.59 mb = 861.72 m = 2827.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 25 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 1018 44 250 1 0.9 0.3 | 151 24 -11.9 21.3 1 1000 183 255 1 1.0 0.3 | 151 24 -11.9 21.2 2 925 791 280 13 12.8 -2.3 | 180 19 -0.1 18.7 3 850 1446 290 15 14.1 -5.1 | 184 16 1.2 15.9 4 700 2931 300 31 26.8 -15.5 | 249 15 14.0 5.5 5 500 5440 300 58 50.2 -29.0 | 282 38 37.4 -8.0 6 400 7030 305 69 56.5 -39.6 | 293 47 43.7 -18.6 7 300 8970 300 75 65.0 -37.5 | 288 55 52.1 -16.5 8 255 10006 305 83 68.0 -47.6 | 296 61 55.1 -26.6 9 250 10130 305 81 66.4 -46.5 | 295 59 53.5 -25.5 10 248 10181 305 81 66.4 -46.5 | 295 59 53.5 -25.5 11 200 11550 300 62 53.7 -31.0 | 284 42 40.8 -10.0 12 150 13400 300 50 43.3 -25.0 | 278 31 30.4 -4.0 13 100 16020 305 29 23.8 -16.6 | 248 12 10.9 4.4 14 70 18330 290 25 23.5 -8.6 | 220 16 10.6 12.4 15 50 20490 290 17 16.0 -5.8 | 192 15 3.1 15.2 16 30 23760 265 15 14.9 1.3 | 185 22 2.1 22.3 17 20 26380 195 13 3.4 12.6 | 164 35 -9.5 33.5 Wind Parameters Mean winds (0-6000m): 298.5 at 32.8 knts Storm direction: 328.5 at 24.6 knts Shear (0-3000m) pos: 5.4 neg: 0.0 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 101.2 deg Storm rel helicity (0-3000m) pos: 135.2 neg: -0.1 tot: 135.1 m^2/s^2 ave: 45.0 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 117.87 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 ------------------------------------------------------------------------------- 500 267 4 156 23| 7.4 0.0 7.4| 40.6 -0.1 40.5 81.0 0.91| 7.5 6.8 1000 279 8 165 20| 6.7 0.0 6.7| 66.8 -0.1 66.8 66.8 0.85| 7.0 6.0 1500 284 10 171 19| 5.3 0.0 5.3| 74.6 -0.1 74.5 49.7 0.80| 5.7 4.6 2000 287 12 176 17| 5.3 0.0 5.3| 95.0 -0.1 94.9 47.4 0.84| 5.7 4.8 2500 290 15 183 16| 5.4 0.0 5.4|115.3 -0.1 115.2 46.1 0.87| 5.7 5.0 3000 293 17 191 15| 5.4 0.0 5.4|135.2 -0.1 135.1 45.0 0.88| 5.7 5.0 4000 296 22 211 13| 4.1 1.4 5.4|168.6 -0.1 168.5 42.1 0.81| 5.7 4.6 5000 298 28 234 14| 3.2 2.2 5.5|202.1 -0.1 202.0 40.4 0.73| 5.7 4.1 6000 298 33 252 17| 3.4 1.8 5.3|248.1 -0.1 248.0 41.3 0.70| 5.5 3.8 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250422.00.gif