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 X1873... Searching the city database file for: X1873 ... Date:1200Z 1 MAY 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 40 225 3 SFC 993 100 15.0 8.0 63 7.0 11.1 225 3 288.7 289.9 284.5 307.9 6.78 2 983 186 14.4 7.4 63 7.0 10.5 223 4 289.0 290.1 284.4 307.6 6.58 3 970 299 15.8 6.8 55 9.0 10.8 220 6 291.5 292.6 285.2 309.8 6.39 4 925 701 12.4 2.4 50 10.0 7.3 210 13 292.0 292.9 283.9 306.2 4.92 5 884 1078 9.8 -0.2 50 10.0 4.9 194 24 293.1 293.9 283.6 305.6 4.26 6 850 1401 6.8 -1.2 57 8.0 3.1 180 33 293.3 294.0 283.5 305.4 4.12 7 707 2883 -4.3 -7.2 80 2.9 -5.4 199 55 296.9 297.4 284.0 306.4 3.15 8 700 2961 -4.5 -7.2 81 2.7 -5.5 200 56 297.5 298.1 284.2 307.1 3.18 9 693 3040 -4.7 -7.8 79 3.1 -5.9 200 56 298.1 298.7 284.4 307.4 3.06 10 640 3664 -6.3 -19.3 35 13.0 -10.1 199 57 303.2 303.4 284.3 307.4 1.30 11 570 4561 -11.9 -26.9 28 15.0 -15.3 197 57 306.8 307.0 285.1 309.3 0.74 12 500 5550 -19.1 -25.1 59 6.0 -20.4 195 58 309.8 309.9 286.4 313.1 1.00 13 483 5807 -19.9 -24.7 66 4.8 -21.0 195 57 311.8 312.0 287.2 315.4 1.07 14 400 7180 -29.1 -32.8 70 3.7 -29.6 195 54 317.2 317.3 288.5 319.3 0.61 15 349 8140 -35.7 -38.6 75 2.9 -36.0 197 57 320.9 320.9 289.5 322.3 0.39 16 346 8200 -36.5 -39.3 75 2.8 -36.8 198 57 320.6 320.6 289.3 321.9 0.37 17 300 9170 -44.5 -47.9 69 3.4 -44.7 200 60 322.6 322.7 289.8 323.3 0.17 18 274 9769 -51.5 -54.9 67 3.4 -51.6 207 64 321.0 321.0 289.2 321.3 0.08 19 250 10360 -55.7 -59.3 64 3.6 -55.8 215 69 323.3 323.3 289.8 323.5 0.05 20 234 10778 -59.3 -63.2 60 3.9 -59.3 214 70 324.0 324.0 290.0 324.1 0.03 21 200 11750 -64.7 -68.6 58 3.9 -64.7 210 71 330.3 330.3 291.8 330.4 0.02 22 193 11967 -65.5 -69.2 59 3.8 -65.5 210 73 332.5 332.5 292.4 332.5 0.02 23 189 12095 -65.9 -69.6 60 3.7 -66.0 210 71 333.8 333.8 292.7 333.8 0.02 24 169 12780 -62.5 -66.4 59 3.9 -62.6 217 57 350.3 350.3 296.7 350.4 0.03 25 150 13530 -55.1 -59.1 61 4.0 -55.2 225 42 375.1 375.2 301.5 375.5 0.09 26 148 13616 -53.9 -58.1 60 4.2 -54.1 226 41 378.7 378.7 302.1 379.1 0.10 27 123 14795 -57.5 -63.5 46 6.0 -57.7 237 30 392.7 392.7 304.2 393.0 0.06 28 100 16110 -55.1 -62.1 42 7.0 -55.4 250 17 421.3 421.3 307.9 421.7 0.09 29 73 18112 -56.5 -64.5 36 8.0 -56.9 259 12 458.0 458.0 311.6 458.5 0.09 30 70 18380 -54.1 -63.1 32 9.0 -54.6 260 11 468.6 468.7 312.6 469.3 0.11 31 60 19374 -51.5 -62.5 26 11.0 -52.4 262 10 495.6 495.6 314.7 496.5 0.14 32 50 20550 -54.1 -66.1 22 12.0 -55.0 265 9 516.0 516.0 316.1 516.7 0.11 33 48 20811 -54.5 -66.5 21 12.0 -55.4 261 9 521.1 521.1 316.4 521.8 0.10 34 44 21372 -51.5 -64.5 20 13.0 -52.8 254 8 541.6 541.6 317.6 542.6 0.15 35 31 23629 -54.1 -69.1 14 15.0 -55.6 223 5 591.6 591.6 320.3 592.4 0.11 36 30 23840 -53.3 -68.3 14 15.0 -54.9 220 5 599.3 599.4 320.6 600.3 0.13 37 28 24285 -50.9 -66.9 13 16.0 -53.1 212 5 618.0 618.0 321.5 619.3 0.17 38 20 26480 -48.9 -65.9 12 17.0 -52.2 175 3 686.5 686.6 324.1 688.8 0.27 39 17 27547 -49.3 -67.3 10 18.0 -52.9 717.9 718.0 325.1 720.2 0.26 TRP 189 12095 -65.9 -69.6 60 3.7 -66.0 210 71 333.8 333.8 292.7 333.8 0.02 WND 193 11967 -65.5 -69.2 59 3.8 -65.5 210 73 332.5 332.5 292.4 332.5 0.02 Sounding variables and indices 1000-500 mb thick: 5510.00 m Freezing level: 762.40 mb = 2308.66 m = 7574.25 ft Wetbulb zero: 798.38 mb = 1904.88 m = 6249.53 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 52.92 % Est. max temperature: 19.70 C = 67.46 F Sfc-Lift cond lev (LCL): 893.91 mb = 985.35 m = 3232.75 ft T: 10.44 C 700-500 lapse rate: 5.64 C/km ThetaE index: 4.45 C Layer 925.0- 707.0 mb Conv cond level (CCL): 780.04 mb = 2091.89 m = 6863.06 ft Mean mixing ratio: 5.53 g/kg Conv temperature: 21.27 C = 70.28 F Cap Strength: 4.49 C Lifted Index: 4.85 C Risk: None Lifted Index @300 mb: 10.97 C Lifted Index @700 mb: 0.93 C Showalter Index: 6.19 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 17.90 C K Index: 22.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 124.00 Risk: None Energy Index: 1.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.61 J/kg Max Up Vert Vel: 5.02 m/s Conv Inhibition (B-): 47539.78 J/kg Cap Strength: 4.88 C Lift Cond Lev (LCL): 820.83 mb = 1681.85 m = 5517.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 226 at 34 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 ---------------------------------------------------------- 0 993 100 225 3 2.1 2.1 | 46 31 -22.3 -21.7 1 925 701 210 13 6.5 11.3 | 55 22 -17.9 -12.5 2 850 1401 180 33 0.0 33.0 | 111 26 -24.4 9.2 3 700 2961 200 56 19.2 52.6 | 170 29 -5.2 28.8 4 500 5550 195 58 15.0 56.0 | 164 34 -9.4 32.2 5 400 7180 195 54 14.0 52.2 | 160 30 -10.4 28.4 6 300 9170 200 60 20.5 56.4 | 173 33 -3.9 32.6 7 250 10360 215 69 39.6 56.5 | 205 36 15.2 32.7 8 200 11750 210 71 35.5 61.5 | 196 39 11.1 37.7 9 193 11967 210 73 36.5 63.2 | 197 41 12.1 39.4 10 189 12095 210 71 35.5 61.5 | 196 39 11.1 37.7 11 150 13530 225 42 29.7 29.7 | 222 8 5.3 5.9 12 100 16110 250 17 16.0 5.8 | 25 20 -8.4 -18.0 13 70 18380 260 11 10.8 1.9 | 32 26 -13.5 -21.9 14 50 20550 265 9 9.0 0.8 | 34 28 -15.4 -23.0 15 30 23840 220 5 3.2 3.8 | 47 29 -21.2 -20.0 16 20 26480 175 3 -0.3 3.0 | 50 32 -24.6 -20.8 Wind Parameters Mean winds (0-6000m): 195.7 at 45.4 knts Storm direction: 225.7 at 34.1 knts Shear (0-3000m) pos: 4.2 neg: 5.8 tot: 9.9 10-3/s Storm rel Dir Shear (0-3000m): 123.6 deg Storm rel helicity (0-3000m) pos: 322.7 neg: -1.0 tot: 321.8 m^2/s^2 ave: 107.3 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 8.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.06 Bulk Shear: 198.03 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 ------------------------------------------------------------------------------- 500 213 7 49 27| 0.0 8.7 8.7| 19.7 0.0 19.7 39.4 0.34| 8.7 2.9 1000 204 12 57 23| 0.0 11.3 11.3| 85.6 0.0 85.6 85.6 0.68| 11.8 8.1 1500 191 18 75 22| 0.0 11.6 11.6|152.7 0.0 152.7 101.8 0.72| 12.7 9.2 2000 189 24 89 21| 2.2 8.7 10.9|211.3 0.0 211.3 105.6 0.78| 11.7 9.1 2500 191 29 103 20| 3.6 6.9 10.6|273.9 0.0 273.9 109.6 0.81| 11.3 9.1 3000 193 33 116 19| 4.2 5.8 9.9|322.7 -1.0 321.8 107.3 0.82| 10.6 8.7 4000 195 39 134 20| 3.1 4.5 7.6|322.7 -11.0 311.7 77.9 0.78| 8.2 6.4 5000 196 43 144 22| 2.5 3.8 6.3|322.7 -21.6 301.1 60.2 0.73| 6.8 5.0 6000 196 45 149 23| 2.1 3.1 5.2|322.7 -32.9 289.9 48.3 0.69| 5.8 4.0 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250501.12.gif