UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 18 APR 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 104 300 9 SFC 995 144 -2.1 -7.1 69 5.0 -3.7 300 9 271.4 271.8 269.7 277.6 2.25 2 948 527 -3.3 -9.3 63 6.0 -5.2 287 16 274.0 274.3 270.9 279.6 1.99 3 925 721 -5.1 -10.1 68 5.0 -6.6 280 19 274.1 274.4 270.8 279.4 1.91 4 892 1005 -7.5 -11.9 71 4.4 -8.7 282 21 274.5 274.8 270.7 279.3 1.72 5 850 1379 -10.1 -19.1 48 9.0 -12.1 285 23 275.6 275.7 270.2 278.5 0.99 6 844 1434 -10.3 -19.3 48 9.0 -12.3 284 23 275.9 276.1 270.4 278.8 0.98 7 707 2767 -21.9 -24.3 81 2.4 -22.3 266 35 277.4 277.6 270.9 279.7 0.76 8 700 2840 -22.3 -24.7 81 2.4 -22.7 265 36 277.8 277.9 271.1 280.0 0.74 9 646 3427 -24.3 -33.3 43 9.0 -25.3 260 41 282.0 282.0 272.9 283.1 0.36 10 634 3563 -24.9 -33.9 43 9.0 -25.9 259 42 282.8 282.9 273.4 283.9 0.34 11 591 4069 -28.9 -36.9 46 8.0 -29.6 255 47 283.9 283.9 273.9 284.8 0.27 12 500 5250 -34.5 -50.5 18 16.0 -35.3 245 58 291.0 291.0 277.3 291.2 0.07 13 400 6780 -42.1 -59.1 14 17.0 -42.6 245 75 300.3 300.3 281.5 300.4 0.03 14 367 7362 -44.7 -61.7 13 17.0 -45.2 245 79 304.2 304.3 283.1 304.3 0.03 15 351 7660 -46.1 -63.1 13 17.0 -46.5 250 73 306.3 306.3 284.0 306.4 0.02 16 300 8710 -45.1 -65.1 9 20.0 -45.6 245 66 321.8 321.8 289.3 321.9 0.02 17 296 8800 -44.7 -67.7 6 23.0 -45.3 245 66 323.6 323.6 289.9 323.7 0.01 18 258 9712 -47.3 -71.3 5 24.0 -47.8 249 61 332.7 332.7 292.4 332.8 0.01 19 250 9920 -46.1 -70.1 5 24.0 -46.7 250 60 337.5 337.5 293.7 337.6 0.01 20 200 11410 -42.9 -66.9 5 24.0 -43.9 250 50 364.8 364.8 299.7 364.9 0.02 21 198 11478 -42.5 -66.5 6 24.0 -43.5 250 50 366.5 366.5 299.9 366.6 0.03 22 165 12700 -48.1 -73.1 4 25.0 -48.8 253 49 376.8 376.8 301.7 376.8 0.01 23 152 13242 -48.7 -72.7 5 24.0 -49.4 255 48 384.7 384.7 303.0 384.8 0.01 24 150 13330 -44.7 -69.7 4 25.0 -45.7 255 48 393.0 393.0 304.2 393.1 0.02 25 110 15398 -44.5 -70.5 4 26.0 -45.9 244 32 429.9 429.9 308.9 430.0 0.03 26 100 16030 -47.5 -71.5 5 24.0 -48.7 240 27 435.9 436.0 309.5 436.1 0.02 27 90 16722 -49.7 -73.7 4 24.0 -50.7 244 28 444.9 444.9 310.4 445.0 0.02 28 70 18360 -50.7 -74.7 4 24.0 -51.8 255 29 475.9 475.9 313.1 476.0 0.02 29 61 19261 -51.5 -74.5 5 23.0 -52.7 259 22 493.2 493.3 314.5 493.4 0.03 30 50 20560 -51.5 -75.5 4 24.0 -52.9 265 11 522.1 522.1 316.4 522.3 0.03 31 49 20691 -51.7 -74.7 5 23.0 -53.1 267 11 524.7 524.7 316.6 524.9 0.03 32 49 20691 -48.9 -73.9 4 25.0 -50.8 267 11 531.3 531.3 317.0 531.5 0.04 33 42 21696 -52.5 -75.5 5 23.0 -54.0 280 9 546.3 546.3 317.9 546.5 0.03 34 30 23880 -50.7 -74.7 4 24.0 -53.0 310 5 606.4 606.4 320.9 606.8 0.05 35 20 26510 -51.7 -74.7 5 23.0 -54.6 360 5 677.9 678.0 323.7 678.6 0.08 36 19 26843 -51.7 -75.7 4 24.0 -54.7 687.9 688.0 324.0 688.5 0.07 37 17 27568 -49.1 -73.1 4 24.0 -53.1 718.5 718.6 325.0 719.5 0.11 38 14 28835 -51.7 -75.7 4 24.0 -55.4 750.7 750.8 326.0 751.6 0.09 39 11 30409 -49.1 -74.1 4 25.0 -54.4 813.8 813.9 327.6 815.3 0.15 TRP 351 7660 -46.1 -63.1 13 17.0 -46.5 250 73 306.3 306.3 284.0 306.4 0.02 WND 367 7362 -44.7 -61.7 13 17.0 -45.2 245 79 304.2 304.3 283.1 304.3 0.03 Sounding variables and indices 1000-500 mb thick: 5146.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 53.71 % Est. max temperature: 2.31 C = 36.16 F Sfc-Lift cond lev (LCL): 919.82 mb = 764.95 m = 2509.65 ft T: -5.47 C 700-500 lapse rate: 5.06 C/km ThetaE index: 1.10 C Layer 925.0- 844.0 mb Conv cond level (CCL): 836.24 mb = 1503.07 m = 4931.29 ft Mean mixing ratio: 1.99 g/kg Conv temperature: 2.46 C = 36.43 F Cap Strength: 5.12 C Lifted Index: 10.19 C Risk: None Lifted Index @300 mb: 30.29 C Lifted Index @700 mb: 1.06 C Showalter Index: 10.66 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 24.40 C Cross Totals Index: 15.40 C K Index: 2.90 Risk: None Sweat Index: 104.00 Risk: None Energy Index: 2.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.00 J/kg Max Up Vert Vel: 4.69 m/s Conv Inhibition (B-): 64263.35 J/kg Cap Strength: 9.64 C Lift Cond Lev (LCL): 868.59 mb = 1211.36 m = 3974.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 30 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 ---------------------------------------------------------- 0 995 144 300 9 7.8 -4.5 | 101 21 -20.6 4.2 1 925 721 280 19 18.7 -3.3 | 119 11 -9.7 5.4 2 850 1379 285 23 22.2 -6.0 | 114 7 -6.2 2.7 3 700 2840 265 36 35.9 3.1 | 212 14 7.5 11.8 4 500 5250 245 58 52.6 24.5 | 216 41 24.2 33.2 5 400 6780 245 75 68.0 31.7 | 224 57 39.6 40.4 6 367 7362 245 79 71.6 33.4 | 226 60 43.2 42.1 7 351 7660 250 73 68.6 25.0 | 230 52 40.2 33.6 8 300 8710 245 66 59.8 27.9 | 221 48 31.4 36.6 9 250 9920 250 60 56.4 20.5 | 224 40 28.0 29.2 10 200 11410 250 50 47.0 17.1 | 216 32 18.6 25.8 11 150 13330 255 48 46.4 12.4 | 220 28 18.0 21.1 12 100 16030 240 27 23.4 13.5 | 167 23 -5.0 22.2 13 70 18360 255 29 28.0 7.5 | 179 16 -0.4 16.2 14 50 20560 265 11 11.0 1.0 | 119 20 -17.4 9.6 15 30 23880 310 5 3.8 -3.2 | 103 25 -24.6 5.5 16 20 26510 360 5 -0.0 -5.0 | 97 29 -28.4 3.7 Wind Parameters Mean winds (0-6000m): 257.0 at 39.6 knts Storm direction: 287.0 at 29.7 knts Shear (0-3000m) pos: 0.7 neg: 5.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 114.7 deg Storm rel helicity (0-3000m) pos: 37.3 neg: -1.5 tot: 35.7 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 110.76 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 ------------------------------------------------------------------------------- 500 288 13 107 16| 0.0 9.7 9.7| 11.7 0.0 11.7 23.4 0.31| 9.9 3.1 1000 284 17 111 13| 2.0 4.9 6.9| 15.2 -0.9 14.3 14.3 0.27| 7.2 2.0 1500 284 19 112 11| 1.3 4.6 5.9| 18.5 -1.5 17.0 11.3 0.31| 6.3 1.9 2000 282 21 120 9| 1.0 4.7 5.7| 25.5 -1.5 23.9 12.0 0.45| 6.1 2.8 2500 278 23 135 8| 0.8 4.9 5.7| 31.5 -1.5 29.9 12.0 0.45| 6.1 2.8 3000 275 25 155 7| 0.7 5.0 5.6| 37.3 -1.5 35.7 11.9 0.42| 6.0 2.6 4000 268 30 189 10| 0.5 5.0 5.5| 42.8 -1.8 41.0 10.3 0.34| 6.0 2.0 5000 262 35 204 15| 0.4 5.1 5.5| 42.8 -16.9 26.0 5.2 0.25| 6.0 1.5 6000 257 40 210 20| 0.3 5.2 5.5| 94.8 -19.9 74.9 12.5 0.26| 6.0 1.6 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20250418.00.gif