UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 1 MAY 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 1008 45 13.6 -1.4 35 15.0 6.7 200 9 286.1 286.7 279.5 295.9 3.42 1 1000 112 13.4 -1.6 35 15.0 6.5 205 9 286.5 287.1 279.7 296.3 3.40 2 925 761 8.0 -5.0 39 13.0 2.6 215 19 287.5 288.0 279.4 295.8 2.84 3 850 1448 0.6 -7.4 55 8.0 -2.4 225 25 286.8 287.2 278.7 294.3 2.58 4 752 2415 -7.9 -10.0 85 2.1 -8.6 244 28 287.8 288.2 279.0 294.8 2.37 5 700 2968 -10.9 -14.2 77 3.3 -11.9 255 29 290.4 290.7 279.5 295.9 1.82 6 633 3732 -14.7 -19.7 66 5.0 -15.9 256 31 294.6 294.8 280.7 298.5 1.27 7 535 4980 -23.3 -31.3 48 8.0 -24.5 259 34 298.8 298.9 281.5 300.5 0.52 8 500 5470 -27.1 -35.1 47 8.0 -28.0 260 35 300.0 300.1 281.9 301.3 0.39 9 448 6253 -33.3 -43.3 36 10.0 -34.1 262 39 301.8 301.8 282.4 302.4 0.19 10 400 7040 -39.3 -49.3 34 10.0 -39.8 265 44 303.9 303.9 283.1 304.3 0.11 11 350 7941 -46.5 -54.5 40 8.0 -46.7 267 52 306.0 306.0 283.9 306.3 0.07 12 300 8950 -52.7 -60.7 37 8.0 -52.8 270 62 311.1 311.1 285.8 311.2 0.04 13 282 9346 -52.4 -61.8 31 9.4 -52.6 270 64 317.0 317.0 287.8 317.1 0.03 14 250 10120 -51.9 -63.9 22 12.0 -52.1 265 54 328.9 328.9 291.5 329.0 0.03 15 200 11570 -49.9 -69.9 8 20.0 -50.4 265 42 353.8 353.8 297.4 353.8 0.02 16 172 12560 -48.3 -70.3 6 22.0 -49.0 265 41 372.0 372.0 300.9 372.1 0.02 17 150 13460 -48.9 -71.9 5 23.0 -49.6 265 40 385.8 385.8 303.2 385.9 0.02 18 100 16120 -49.3 -73.3 4 24.0 -50.3 265 25 432.5 432.5 309.1 432.6 0.02 19 90 16808 -49.3 -73.3 4 24.0 -50.4 259 23 445.7 445.7 310.4 445.8 0.02 20 83 17339 -47.1 -71.1 5 24.0 -48.5 255 21 460.6 460.6 311.8 460.8 0.03 21 70 18460 -48.3 -72.3 5 24.0 -49.8 245 17 481.1 481.1 313.5 481.2 0.03 22 56 19915 -51.7 -75.7 4 24.0 -52.9 265 17 505.0 505.0 315.3 505.1 0.02 23 50 20650 -50.7 -74.7 4 24.0 -52.2 275 17 524.0 524.0 316.6 524.2 0.03 24 30 23980 -50.5 -74.5 4 24.0 -52.9 320 7 607.0 607.0 320.9 607.4 0.05 25 20 26640 -49.1 -74.1 4 25.0 -52.7 40 7 685.9 685.9 324.0 686.6 0.08 26 17 27714 -48.5 -73.5 4 25.0 -52.7 44 8 720.4 720.5 325.1 721.4 0.11 27 10 31270 -41.9 -67.9 4 26.0 -50.7 55 13 863.1 863.4 328.8 867.6 0.41 28 9.8 31407 -41.1 -67.1 4 26.0 -50.3 871.1 871.4 329.0 876.3 0.47 TRP 282 9346 -55.3 -63.3 36 8.0 -55.4 270 64 312.9 312.9 286.4 313.0 0.03 WND 282 9346 -52.4 -61.8 31 9.4 -52.6 270 64 317.0 317.0 287.8 317.1 0.03 Sounding variables and indices 1000-500 mb thick: 5358.00 m Freezing level: 843.08 mb = 1516.23 m = 4974.46 ft Wetbulb zero: 885.88 mb = 1112.10 m = 3648.57 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 59.09 % Est. max temperature: 14.37 C = 57.86 F Sfc-Lift cond lev (LCL): 802.81 mb = 1898.70 m = 6229.27 ft T: -3.36 C 700-500 lapse rate: 6.47 C/km ThetaE index: 2.03 C Layer 925.0- 752.0 mb Conv cond level (CCL): 768.65 mb = 2241.79 m = 7354.88 ft Mean mixing ratio: 3.09 g/kg Conv temperature: 15.13 C = 59.23 F Cap Strength: 4.34 C Lifted Index: 4.73 C Risk: None Lifted Index @300 mb: 10.80 C Lifted Index @700 mb: 0.92 C Showalter Index: 5.93 C Risk: None Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 19.70 C K Index: 17.00 Risk: < 20 % chance of thunderstorms Sweat Index: 181.70 Risk: None Energy Index: 1.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.14 J/kg Max Up Vert Vel: 2.07 m/s Conv Inhibition (B-): 62632.07 J/kg Cap Strength: 4.68 C Lift Cond Lev (LCL): 775.13 mb = 2175.59 m = 7137.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 279 at 21 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 1008 45 200 9 3.1 8.5 | 123 21 -17.7 11.7 1 1000 112 205 9 3.8 8.2 | 124 20 -17.0 11.4 2 925 761 215 19 10.9 15.6 | 152 21 -9.9 18.8 3 850 1448 225 25 17.7 17.7 | 171 21 -3.1 20.9 4 700 2968 255 29 28.0 7.5 | 214 13 7.2 10.7 5 500 5470 260 35 34.5 6.1 | 236 17 13.7 9.3 6 400 7040 265 44 43.8 3.8 | 253 24 23.0 7.1 7 300 8950 270 62 62.0 -0.0 | 266 41 41.2 3.2 8 282 9346 270 64 64.0 -0.0 | 266 43 43.2 3.2 9 250 10120 265 54 53.8 4.7 | 256 34 33.0 7.9 10 200 11570 265 42 41.8 3.7 | 252 22 21.0 6.9 11 150 13460 265 40 39.8 3.5 | 251 20 19.0 6.7 12 100 16120 265 25 24.9 2.2 | 217 7 4.1 5.4 13 70 18460 245 17 15.4 7.2 | 153 12 -5.4 10.4 14 50 20650 275 17 16.9 -1.5 | 114 4 -3.9 1.7 15 30 23980 320 7 4.5 -5.4 | 83 16 -16.3 -2.1 16 20 26640 40 7 -4.5 -5.4 | 85 25 -25.3 -2.1 17 10 31270 55 13 -10.6 -7.5 | 82 32 -31.5 -4.2 Wind Parameters Mean winds (0-6000m): 248.8 at 28.1 knts Storm direction: 278.8 at 21.1 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 91.3 deg Storm rel helicity (0-3000m) pos: 151.7 neg: 0.0 tot: 151.7 m^2/s^2 ave: 50.6 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 55.58 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 ------------------------------------------------------------------------------- 500 209 12 132 20| 7.3 0.0 7.3| 38.0 0.0 38.0 76.1 0.95| 7.6 7.2 1000 213 15 143 20| 6.8 0.0 6.8| 73.3 0.0 73.3 73.3 0.97| 7.0 6.8 1500 218 18 151 20| 6.1 0.0 6.1|101.0 0.0 101.0 67.3 0.97| 6.5 6.3 2000 222 20 158 19| 5.2 0.0 5.2|119.9 0.0 119.9 60.0 0.94| 6.0 5.7 2500 228 22 165 18| 4.7 0.0 4.7|137.3 0.0 137.3 54.9 0.92| 5.8 5.3 3000 233 23 171 17| 4.3 0.0 4.3|151.7 0.0 151.7 50.6 0.91| 5.6 5.1 4000 240 25 182 16| 3.6 0.0 3.6|159.9 0.0 159.9 40.0 0.91| 4.6 4.1 5000 245 26 193 15| 3.1 0.0 3.1|168.6 0.0 168.6 33.7 0.90| 3.9 3.5 6000 249 28 202 14| 3.0 0.0 3.0|183.2 0.0 183.2 30.5 0.88| 3.7 3.2 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250501.12.gif