UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for X0635... Searching the city database file for: X0635 ... Date:1200Z 18 APR 25 Station: X0635 WMO ident: 30635 Latitude: 54.42 Longitude: 109.02 ------------------------------------------------------------------------------- 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 23 SFC 948 459 5.6 -5.4 45 11.0 1.3 315 1 283.0 283.5 277.0 290.7 2.69 2 925 660 8.4 -5.6 37 14.0 2.6 75 13 287.9 288.4 279.5 295.8 2.72 3 902 870 12.0 -7.0 26 19.0 3.9 106 12 293.7 294.1 281.8 301.2 2.50 4 888 1002 12.2 -7.8 24 20.0 3.8 126 12 295.2 295.6 282.4 302.4 2.39 5 850 1367 9.2 -10.8 23 20.0 1.4 180 11 295.8 296.1 282.1 301.8 1.97 6 845 1416 8.8 -11.2 23 20.0 1.1 181 11 295.9 296.2 282.1 301.8 1.92 7 719 2721 -2.7 -21.7 22 19.0 -7.9 206 18 297.2 297.4 281.4 300.2 0.94 8 700 2932 -4.5 -22.5 23 18.0 -9.2 210 19 297.5 297.7 281.5 300.4 0.90 9 500 5450 -27.1 -32.0 63 4.9 -27.8 255 17 300.0 300.1 282.1 301.7 0.52 10 494 5538 -28.1 -32.8 64 4.7 -28.7 256 17 299.8 299.9 282.0 301.4 0.49 11 486 5656 -29.3 -34.0 64 4.7 -29.9 258 18 299.7 299.8 281.8 301.2 0.44 12 445 6288 -31.9 -39.9 45 8.0 -32.6 268 21 304.1 304.2 283.4 305.0 0.27 13 400 7040 -37.5 -51.5 22 14.0 -38.2 280 25 306.3 306.3 284.0 306.6 0.08 14 398 7075 -37.7 -51.7 22 14.0 -38.4 280 25 306.4 306.4 284.1 306.7 0.08 15 305 8853 -51.9 -59.9 38 8.0 -52.1 289 35 310.7 310.7 285.7 310.9 0.04 16 300 8960 -52.5 -59.5 43 7.0 -52.7 290 36 311.3 311.4 285.9 311.5 0.04 17 250 10120 -58.7 -65.7 40 7.0 -58.8 285 33 318.8 318.8 288.4 318.9 0.02 18 246 10221 -59.5 -66.5 40 7.0 -59.6 285 33 319.1 319.1 288.5 319.2 0.02 19 224 10819 -52.7 -59.7 42 7.0 -52.9 269 29 338.2 338.2 293.9 338.4 0.05 20 221 10906 -52.7 -59.7 42 7.0 -52.9 267 29 339.5 339.5 294.3 339.7 0.06 21 205 11391 -54.1 -62.1 37 8.0 -54.3 254 26 344.7 344.7 295.5 344.8 0.04 22 200 11550 -53.5 -61.5 37 8.0 -53.7 250 25 348.0 348.1 296.3 348.3 0.05 23 169 12637 -50.5 -60.5 30 10.0 -50.9 253 21 370.2 370.2 300.7 370.5 0.07 24 150 13410 -51.7 -63.7 22 12.0 -52.1 255 19 381.0 381.0 302.5 381.2 0.05 25 119 14897 -56.7 -69.7 18 13.0 -57.0 258 22 397.9 397.9 304.9 398.0 0.03 26 101 15946 -53.5 -68.5 14 15.0 -54.1 260 25 423.2 423.2 308.1 423.3 0.04 27 100 16010 -53.1 -68.1 15 15.0 -53.7 260 25 425.1 425.1 308.3 425.3 0.04 28 94 16408 -51.7 -66.7 15 15.0 -52.4 257 23 435.5 435.5 309.4 435.8 0.05 29 83 17204 -56.3 -72.3 12 16.0 -56.8 250 20 441.9 441.9 310.1 442.0 0.03 30 72 18109 -53.3 -70.3 11 17.0 -54.1 242 16 466.6 466.6 312.4 466.8 0.04 31 70 18290 -53.9 -70.9 11 17.0 -54.6 240 15 469.1 469.1 312.6 469.3 0.04 32 50 20450 -54.3 -72.3 9 18.0 -55.3 255 11 515.5 515.5 316.0 515.8 0.04 33 39 22038 -55.9 -74.9 8 19.0 -57.0 206 10 549.4 549.4 318.1 549.7 0.04 34 30 23720 -53.1 -73.1 7 20.0 -54.9 155 9 599.9 599.9 320.6 600.4 0.06 35 20 26330 -52.5 -74.5 5 22.0 -55.2 320 3 675.5 675.5 323.6 676.1 0.08 36 13 29129 -50.1 -73.1 5 23.0 -54.5 772.4 772.4 326.5 773.8 0.15 TRP 246 10221 -59.5 -66.5 40 7.0 -59.6 285 33 319.1 319.1 288.5 319.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5427.00 m Freezing level: 748.58 mb = 2414.35 m = 7921.00 ft Wetbulb zero: 829.90 mb = 1561.45 m = 5122.80 ft Precipitable water: 0.25 inches Sfc-500 mean rel hum: 34.43 % Est. max temperature: 18.76 C = 65.76 F Sfc-Lift cond lev (LCL): 799.77 mb = 1860.35 m = 6103.45 ft T: 4.88 C 700-500 lapse rate: 8.98 C/km ThetaE index: 2.24 C Layer 850.0- 700.0 mb Conv cond level (CCL): 625.49 mb = 3774.25 m = 12382.57 ft Mean mixing ratio: 2.43 g/kg Conv temperature: 20.91 C = 69.63 F Cap Strength: 5.06 C Lifted Index: 2.35 C Risk: None Lifted Index @300 mb: 8.59 C Lifted Index @700 mb: 4.89 C Showalter Index: 0.60 C Risk: Thunderstorms probable Total Totals Index: 52.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 36.30 C Cross Totals Index: 16.30 C K Index: 7.50 Risk: None Sweat Index: 111.00 Risk: None Energy Index: -0.05 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 55.01 J/kg Max Up Vert Vel: 10.49 m/s Conv Inhibition (B-): 57087.14 J/kg Cap Strength: 5.06 C Lift Cond Lev (LCL): 685.88 mb = 3084.49 m = 10119.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 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 ---------------------------------------------------------- 0 948 459 315 1 0.7 -0.7 | 73 12 -11.4 -3.5 1 925 660 75 13 -12.6 -3.4 | 76 25 -24.6 -6.1 2 850 1367 180 11 0.0 11.0 | 124 15 -12.1 8.2 3 700 2932 210 19 9.5 16.5 | 169 14 -2.6 13.7 4 500 5450 255 17 16.4 4.4 | 250 5 4.4 1.6 5 400 7040 280 25 24.6 -4.3 | 300 14 12.5 -7.1 6 300 8960 290 36 33.8 -12.3 | 305 26 21.8 -15.1 7 250 10120 285 33 31.9 -8.5 | 300 23 19.8 -11.3 8 246 10221 285 33 31.9 -8.5 | 300 23 19.8 -11.3 9 200 11550 250 25 23.5 8.6 | 243 13 11.4 5.8 10 150 13410 255 19 18.4 4.9 | 251 7 6.3 2.1 11 100 16010 260 25 24.6 4.3 | 263 13 12.5 1.6 12 70 18290 240 15 13.0 7.5 | 191 5 0.9 4.7 13 50 20450 255 11 10.6 2.8 | 93 1 -1.4 0.1 14 30 23720 155 9 -3.8 8.2 | 109 17 -15.9 5.4 15 20 26330 320 3 1.9 -2.3 | 63 11 -10.1 -5.1 Wind Parameters Mean winds (0-6000m): 227.0 at 16.5 knts Storm direction: 257.0 at 12.4 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 105.7 deg Storm rel helicity (0-3000m) pos: 194.9 neg: -15.9 tot: 179.1 m^2/s^2 ave: 59.7 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 5.9 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.66 Bulk Shear: 83.16 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 89 10 83 23| 13.5 0.0 13.5|100.1 -15.9 84.3 168.6 0.45| 28.6 12.9 1000 120 11 97 22| 6.3 0.0 6.3|147.9 -15.9 132.0 132.0 0.54| 20.9 11.3 1500 153 12 113 19| 5.0 0.0 5.0|160.6 -15.9 144.8 96.5 0.58| 15.0 8.7 2000 172 12 125 17| 4.4 0.0 4.4|174.2 -15.9 158.4 79.2 0.61| 12.2 7.4 2500 185 14 135 15| 4.0 0.0 4.0|188.3 -15.9 172.5 69.0 0.64| 10.6 6.7 3000 193 14 142 14| 3.2 0.0 3.2|194.9 -15.9 179.1 59.7 0.64| 9.3 5.9 4000 205 15 154 12| 2.3 0.0 2.3|204.7 -15.9 188.9 47.2 0.64| 7.7 5.0 5000 216 16 164 11| 1.7 0.0 1.7|211.8 -15.9 196.0 39.2 0.66| 6.7 4.5 6000 227 17 180 8| 1.8 0.0 1.8|220.6 -15.9 204.7 34.1 0.66| 6.2 4.1 Wrote GIF file: /home/apache/climate/data/raob//X0635/skewt/X0635.skewt.20250418.12.gif