UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 25 APR 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 1003 26 0.4 -0.2 96 0.6 0.1 60 3 273.3 273.9 273.2 283.5 3.75 1 1000 50 0.2 -0.8 93 1.0 -0.2 55 5 273.4 273.9 272.9 283.1 3.60 2 950 458 -3.1 -5.3 85 2.2 -3.9 48 4 274.0 274.5 272.0 281.5 2.71 3 925 669 -3.9 -6.1 85 2.2 -4.7 45 3 275.3 275.8 272.6 282.6 2.62 4 880 1062 -4.9 -7.2 84 2.3 -5.7 101 14 278.2 278.7 274.2 285.3 2.53 5 868 1171 -2.9 -4.8 87 1.9 -3.6 116 17 281.4 281.9 276.7 290.1 3.08 6 850 1337 -2.7 -4.4 88 1.7 -3.4 140 21 283.3 283.9 277.9 292.5 3.24 7 772 2103 -1.1 -2.8 88 1.7 -1.9 160 24 292.9 293.7 283.3 304.8 4.03 8 700 2878 -5.1 -8.0 80 2.9 -6.2 180 27 296.8 297.4 283.7 305.9 2.99 9 579 4344 -13.3 -16.8 75 3.5 -14.3 177 37 303.8 304.1 285.1 309.4 1.77 10 500 5440 -22.1 -27.1 64 5.0 -23.0 175 44 306.1 306.2 284.9 308.9 0.83 11 413 6823 -30.5 -35.5 62 5.0 -31.1 166 53 312.5 312.6 286.8 314.1 0.45 12 400 7050 -32.1 -37.1 61 5.0 -32.7 165 54 313.3 313.3 287.0 314.7 0.40 13 338 8217 -40.1 -48.1 42 8.0 -40.6 156 62 317.8 317.8 288.2 318.4 0.14 14 300 9020 -45.7 -53.7 40 8.0 -46.0 150 68 320.9 321.0 289.1 321.3 0.09 15 250 10210 -54.5 -61.6 41 7.1 -54.6 155 73 325.0 325.0 290.3 325.2 0.04 16 247 10287 -55.1 -62.1 42 7.0 -55.2 155 73 325.3 325.3 290.4 325.4 0.04 17 214 11205 -55.9 -62.9 41 7.0 -56.1 175 63 337.6 337.7 293.8 337.8 0.04 18 200 11640 -52.5 -60.5 37 8.0 -52.7 185 58 349.6 349.6 296.6 349.9 0.06 19 165 12888 -49.7 -59.7 30 10.0 -50.1 198 43 374.1 374.1 301.4 374.4 0.07 20 150 13510 -50.1 -60.1 30 10.0 -50.5 205 35 383.7 383.8 302.9 384.1 0.08 21 117 15119 -52.9 -64.9 22 12.0 -53.4 217 33 406.8 406.8 306.2 407.1 0.05 22 107 15699 -49.1 -62.1 21 13.0 -49.8 222 32 424.6 424.6 308.3 425.0 0.08 23 100 16140 -51.1 -64.1 20 13.0 -51.8 225 31 429.0 429.0 308.7 429.4 0.07 24 92 16680 -53.9 -66.9 19 13.0 -54.4 226 28 433.8 433.8 309.3 434.1 0.05 25 85 17191 -51.9 -65.9 17 14.0 -52.7 227 25 447.8 447.8 310.7 448.1 0.06 26 70 18440 -55.5 -69.5 16 14.0 -56.1 230 17 465.7 465.7 312.3 465.9 0.05 27 67 18718 -57.1 -71.1 15 14.0 -57.6 233 16 468.1 468.1 312.5 468.3 0.04 28 58 19639 -53.3 -68.3 14 15.0 -54.2 244 13 496.3 496.4 314.7 496.8 0.07 29 50 20590 -55.7 -69.7 16 14.0 -56.5 255 9 512.2 512.2 315.8 512.6 0.06 30 48 20851 -56.1 -70.1 16 14.0 -56.9 250 9 517.3 517.3 316.1 517.7 0.06 31 30 23850 -55.5 -70.5 14 15.0 -56.8 195 7 593.3 593.4 320.3 594.0 0.09 32 20 26438 -54.9 -69.9 14 15.0 -56.8 668.1 668.2 323.4 669.4 0.16 TRP 247 10287 -55.1 -62.1 42 7.0 -55.2 155 73 325.3 325.3 290.4 325.4 0.04 WND 250 10210 -54.5 -61.6 41 7.1 -54.6 155 73 325.0 325.0 290.3 325.2 0.04 Sounding variables and indices 1000-500 mb thick: 5390.00 m Freezing level: 996.97 mb = 74.75 m = 245.23 ft Wetbulb zero: 1001.83 mb = 35.35 m = 115.96 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 80.30 % Est. max temperature: 10.09 C = 50.16 F Sfc-Lift cond lev (LCL): 993.60 mb = 101.13 m = 331.79 ft T: -0.21 C 700-500 lapse rate: 6.64 C/km ThetaE index: 1.97 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 629.57 mb = 3696.84 m = 12128.59 ft Mean mixing ratio: 2.92 g/kg Conv temperature: 27.86 C = 82.14 F Cap Strength: 19.38 C Lifted Index: 19.89 C Risk: None Lifted Index @300 mb: 27.29 C Lifted Index @700 mb: 15.74 C Showalter Index: 12.22 C Risk: None Total Totals Index: 37.10 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 17.70 C K Index: 12.10 Risk: None Sweat Index: 86.00 Risk: None Energy Index: 3.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.33 J/kg Max Up Vert Vel: 4.96 m/s Conv Inhibition (B-): 54567.62 J/kg Cap Strength: 19.84 C Lift Cond Lev (LCL): 925.46 mb = 665.10 m = 2182.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 201 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 1003 26 60 3 -2.6 -1.5 | 25 23 -9.9 -21.0 1 1000 50 55 5 -4.1 -2.9 | 27 25 -11.4 -22.3 2 925 669 45 3 -2.1 -2.1 | 24 24 -9.5 -21.6 3 850 1337 140 21 -13.5 16.1 | 81 21 -20.8 -3.4 4 700 2878 180 27 0.0 27.0 | 136 11 -7.3 7.5 5 500 5440 175 44 -3.8 43.8 | 155 27 -11.2 24.4 6 400 7050 165 54 -14.0 52.2 | 147 39 -21.3 32.7 7 300 9020 150 68 -34.0 58.9 | 134 57 -41.3 39.4 8 250 10210 155 73 -30.9 66.2 | 141 60 -38.2 46.7 9 247 10287 155 73 -30.9 66.2 | 141 60 -38.2 46.7 10 200 11640 185 58 5.1 57.8 | 177 38 -2.3 38.3 11 150 13510 205 35 14.8 31.7 | 211 14 7.5 12.3 12 100 16140 225 31 21.9 21.9 | 260 15 14.6 2.5 13 70 18440 230 17 13.0 10.9 | 326 10 5.7 -8.5 14 50 20590 255 9 8.7 2.3 | 355 17 1.4 -17.1 15 30 23850 195 7 1.8 6.8 | 23 14 -5.5 -12.7 Wind Parameters Mean winds (0-6000m): 170.6 at 27.7 knts Storm direction: 200.6 at 20.8 knts Shear (0-3000m) pos: 5.2 neg: 0.1 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 113.4 deg Storm rel helicity (0-3000m) pos: 230.4 neg: -7.6 tot: 222.8 m^2/s^2 ave: 74.3 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 6.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.10 Bulk Shear: 118.96 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 52 4 26 25| 0.0 0.9 0.9| 3.4 -6.3 -2.8 -5.7 -0.13| 3.3 -0.4 1000 69 5 30 25| 5.5 0.4 5.9| 78.7 -7.6 71.1 71.1 0.67| 7.9 5.3 1500 122 10 47 21| 7.7 0.3 8.0|178.6 -7.6 171.0 114.0 0.79| 11.2 8.9 2000 137 13 58 19| 6.5 0.2 6.7|199.1 -7.6 191.6 95.8 0.79| 9.8 7.8 2500 147 15 67 17| 5.7 0.2 5.9|217.2 -7.6 209.6 83.8 0.79| 9.1 7.2 3000 156 17 75 15| 5.2 0.1 5.4|230.4 -7.6 222.8 74.3 0.79| 8.5 6.7 4000 165 21 92 13| 3.9 0.8 4.7|240.6 -7.6 233.0 58.3 0.75| 7.2 5.4 5000 169 24 110 13| 3.1 1.3 4.4|248.9 -7.6 241.3 48.3 0.69| 6.5 4.5 6000 171 28 124 14| 2.6 1.7 4.3|251.4 -19.3 232.1 38.7 0.60| 6.0 3.6 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20250425.00.gif