UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for U8661... Searching the city database file for: U8661 ... Date:0000Z 28 APR 25 Station: U8661 WMO ident: 28661 Latitude: 55.47 Longitude: 65.40 ------------------------------------------------------------------------------- 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 33 0 0 SFC 995 74 6.0 4.8 92 1.2 5.4 0 0 279.6 280.5 278.8 294.4 5.42 2 992 99 8.4 7.0 91 1.4 7.6 354 0 282.2 283.3 281.2 299.7 6.34 3 978 217 11.0 9.9 93 1.1 10.4 327 2 286.0 287.3 284.5 307.8 7.85 4 948 477 9.4 6.7 83 2.7 7.9 267 6 286.9 288.0 283.5 305.2 6.50 5 925 681 10.4 7.1 80 3.3 8.6 220 9 289.9 291.2 285.1 309.4 6.85 6 914 781 10.4 6.4 76 4.0 8.2 224 9 290.9 292.1 285.2 309.8 6.60 7 871 1180 7.6 2.6 71 5.0 5.1 238 9 292.1 293.0 284.3 307.4 5.30 8 850 1381 6.6 2.2 73 4.4 4.4 245 9 293.1 294.0 284.7 308.4 5.28 9 769 2194 0.2 -2.9 80 3.1 -1.2 235 14 294.7 295.4 284.0 306.5 4.01 10 767 2215 0.2 -2.9 80 3.1 -1.2 234 14 294.9 295.6 284.1 306.8 4.02 11 738 2524 -0.3 -4.4 74 4.1 -2.1 230 16 297.6 298.3 284.9 308.8 3.74 12 700 2945 -2.9 -5.9 80 3.0 -4.1 225 19 299.3 299.9 285.3 309.9 3.51 13 678 3197 -4.1 -7.6 77 3.5 -5.5 228 19 300.7 301.3 285.5 310.4 3.18 14 662 3384 -4.9 -8.2 78 3.3 -6.2 230 20 301.8 302.4 285.8 311.4 3.11 15 638 3674 -5.7 -11.7 63 6.0 -7.9 233 20 304.1 304.6 285.9 311.8 2.45 16 624 3847 -7.1 -17.1 45 10.0 -10.2 235 20 304.5 304.8 285.2 309.6 1.60 17 559 4696 -11.3 -21.3 43 10.0 -14.0 245 22 309.2 309.5 286.5 313.4 1.25 18 500 5540 -17.5 -30.5 31 13.0 -20.0 255 23 311.7 311.8 286.6 313.8 0.60 19 457 6211 -21.7 -41.7 15 20.0 -24.2 257 24 314.6 314.6 287.2 315.4 0.22 20 430 6658 -25.1 -49.1 9 24.0 -27.3 258 24 315.8 315.8 287.5 316.2 0.10 21 425 6743 -26.1 -50.1 9 24.0 -28.2 259 24 315.5 315.6 287.4 315.9 0.09 22 422 6795 -26.5 -50.5 9 24.0 -28.5 259 25 315.7 315.7 287.4 316.0 0.09 23 400 7180 -30.3 -53.3 9 23.0 -31.9 260 25 315.6 315.6 287.3 315.9 0.07 24 341 8291 -40.1 -53.1 24 13.0 -40.7 260 38 317.0 317.0 287.9 317.3 0.08 25 327 8576 -43.1 -55.1 26 12.0 -43.6 260 41 316.7 316.7 287.8 317.0 0.07 26 300 9150 -47.7 -58.7 27 11.0 -48.0 260 48 318.1 318.1 288.2 318.3 0.05 27 290 9373 -49.5 -59.5 30 10.0 -49.7 258 53 318.7 318.7 288.3 318.8 0.04 28 258 10129 -55.7 -64.7 32 9.0 -55.8 250 72 320.4 320.4 288.9 320.5 0.02 29 257 10154 -55.8 -64.8 32 9.0 -55.9 250 73 320.6 320.6 288.9 320.7 0.02 30 250 10330 -56.3 -65.3 31 9.0 -56.4 250 73 322.4 322.4 289.5 322.5 0.02 31 224 11023 -58.5 -66.5 35 8.0 -58.6 250 63 329.3 329.3 291.5 329.4 0.02 32 221 11107 -59.1 -67.1 35 8.0 -59.2 250 62 329.6 329.6 291.6 329.7 0.02 33 220 11136 -59.1 -67.1 35 8.0 -59.2 250 61 330.1 330.1 291.7 330.1 0.02 34 201 11708 -53.7 -62.7 32 9.0 -53.9 245 49 347.2 347.2 296.1 347.4 0.04 35 200 11740 -53.7 -62.7 32 9.0 -53.9 245 48 347.7 347.7 296.2 347.9 0.04 36 150 13600 -51.3 -63.3 23 12.0 -51.7 255 36 381.7 381.7 302.6 381.9 0.05 37 142 13956 -51.1 -65.1 17 14.0 -51.6 256 36 388.1 388.1 303.5 388.3 0.04 38 112 15492 -53.5 -70.5 11 17.0 -54.0 259 34 410.8 410.8 306.6 411.0 0.03 39 106 15846 -54.1 -73.1 8 19.0 -54.6 259 33 416.2 416.2 307.3 416.3 0.02 40 100 16220 -54.1 -73.1 8 19.0 -54.6 260 33 423.2 423.2 308.1 423.3 0.02 41 94 16617 -53.1 -73.1 7 20.0 -53.8 258 31 432.7 432.7 309.1 432.8 0.02 42 92 16755 -52.5 -72.5 7 20.0 -53.2 258 30 436.6 436.6 309.6 436.7 0.02 43 70 18500 -56.5 -78.5 5 22.0 -57.1 250 21 463.5 463.5 312.1 463.6 0.01 44 63 19164 -58.5 -80.5 4 22.0 -59.0 253 18 473.3 473.3 312.9 473.3 0.01 45 50 20620 -56.5 -79.5 4 23.0 -57.3 260 13 510.3 510.3 315.7 510.4 0.01 46 45 21288 -56.7 -79.7 4 23.0 -57.6 525.5 525.5 316.6 525.6 0.02 47 41 21881 -54.7 -78.7 4 24.0 -55.9 544.6 544.6 317.8 544.8 0.02 TRP 221 11107 -59.1 -67.1 35 8.0 -59.2 250 62 329.6 329.6 291.6 329.7 0.02 WND 257 10154 -55.8 -64.8 32 9.0 -55.9 250 73 320.6 320.6 288.9 320.7 0.02 Sounding variables and indices 1000-500 mb thick: 5507.00 m Freezing level: 755.40 mb = 2338.38 m = 7671.74 ft Wetbulb zero: 785.85 mb = 2017.93 m = 6620.44 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 64.77 % Est. max temperature: 19.59 C = 67.26 F Sfc-Lift cond lev (LCL): 976.79 mb = 227.52 m = 746.44 ft T: 10.94 C 700-500 lapse rate: 5.63 C/km ThetaE index: 2.65 C Layer 948.0- 925.0 mb Conv cond level (CCL): 995.00 mb = 74.14 m = 243.23 ft Mean mixing ratio: 6.79 g/kg Conv temperature: 8.03 C = 46.46 F Cap Strength: 6.49 C Lifted Index: 6.80 C Risk: None Lifted Index @300 mb: 8.12 C Lifted Index @700 mb: 2.76 C Showalter Index: 5.86 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 19.70 C K Index: 23.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 67.40 Risk: None Energy Index: 1.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.56 J/kg Max Up Vert Vel: 8.19 m/s Conv Inhibition (B-): 28642.40 J/kg Cap Strength: 6.71 C Lift Cond Lev (LCL): 906.15 mb = 852.18 m = 2795.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 270 at 12 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 ---------------------------------------------------------- 0 995 74 0 0 -0.0 -0.0 | 90 12 -12.4 -0.0 1 925 681 220 9 5.8 6.9 | 136 10 -6.6 6.9 2 850 1381 245 9 8.2 3.8 | 132 6 -4.2 3.8 3 700 2945 225 19 13.4 13.4 | 185 13 1.1 13.4 4 500 5540 255 23 22.2 6.0 | 239 12 9.9 5.9 5 400 7180 260 25 24.6 4.3 | 251 13 12.3 4.3 6 300 9150 260 48 47.3 8.3 | 257 36 34.9 8.3 7 257 10154 250 73 68.6 25.0 | 246 62 56.2 25.0 8 250 10330 250 73 68.6 25.0 | 246 62 56.2 25.0 9 221 11107 250 62 58.3 21.2 | 245 51 45.9 21.2 10 200 11740 245 48 43.5 20.3 | 237 37 31.1 20.3 11 150 13600 255 36 34.8 9.3 | 247 24 22.4 9.3 12 100 16220 260 33 32.5 5.7 | 254 21 20.1 5.7 13 70 18500 250 21 19.7 7.2 | 226 10 7.4 7.2 14 50 20620 260 13 12.8 2.3 | 191 2 0.4 2.2 Wind Parameters Mean winds (0-6000m): 240.0 at 16.5 knts Storm direction: 270.0 at 12.4 knts Shear (0-3000m) pos: 0.3 neg: 3.1 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 96.8 deg Storm rel helicity (0-3000m) pos: 27.7 neg: -8.1 tot: 19.6 m^2/s^2 ave: 6.5 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.45 Bulk Shear: 23.18 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 ------------------------------------------------------------------------------- 500 215 4 106 11| 0.0 7.6 7.6| 8.4 -7.2 1.2 2.5 0.23| 11.2 2.6 1000 224 6 119 9| 0.0 4.6 4.6| 13.3 -7.3 5.9 5.9 0.29| 8.5 2.5 1500 231 7 124 8| 0.6 3.1 3.7| 15.2 -8.1 7.1 4.8 0.29| 6.7 2.0 2000 234 8 131 7| 0.5 3.2 3.7| 20.1 -8.1 12.0 6.0 0.37| 5.9 2.2 2500 233 10 142 7| 0.4 3.2 3.6| 24.1 -8.1 16.0 6.4 0.39| 5.5 2.1 3000 230 11 152 8| 0.3 3.1 3.5| 27.7 -8.1 19.6 6.5 0.38| 5.1 1.9 4000 231 13 167 9| 0.8 2.4 3.2| 41.6 -8.1 33.6 8.4 0.46| 4.4 2.0 5000 235 15 180 9| 1.1 1.9 3.0| 55.8 -8.1 47.8 9.6 0.52| 4.0 2.1 6000 240 16 193 8| 1.2 1.6 2.7| 65.2 -8.1 57.1 9.5 0.55| 3.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20250428.00.gif