UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 30 APR 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 ------------------------------------------------------------------------------- SFC 1000 102 9.4 3.4 66 6.0 6.5 225 9 282.5 283.4 279.6 296.2 4.88 1 954 491 7.8 1.8 66 6.0 4.9 213 23 284.8 285.6 280.3 297.6 4.56 2 944 578 9.6 1.6 57 8.0 5.7 210 27 287.4 288.2 281.5 300.4 4.55 3 925 746 8.6 -0.4 53 9.0 4.4 205 33 288.1 288.8 281.2 299.6 4.01 4 909 890 7.6 -0.4 57 8.0 3.9 200 33 288.5 289.2 281.4 300.3 4.08 5 896 1009 9.0 1.0 57 8.0 5.1 196 32 291.2 292.0 283.2 304.4 4.59 6 869 1262 7.6 -2.4 49 10.0 3.1 187 32 292.3 292.9 282.6 303.1 3.68 7 850 1444 6.2 -3.8 49 10.0 1.8 180 31 292.6 293.2 282.4 302.6 3.39 8 791 2030 3.0 -6.0 52 9.0 -0.7 199 32 295.3 295.9 283.2 304.5 3.08 9 763 2323 3.4 -5.6 52 9.0 -0.5 208 32 298.8 299.4 284.8 308.8 3.30 10 700 3014 -2.7 -9.7 59 7.0 -5.4 230 33 299.5 300.0 284.4 307.5 2.61 11 688 3150 -4.1 -10.1 63 6.0 -6.3 230 33 299.4 299.9 284.3 307.3 2.58 12 632 3812 -8.7 -12.7 73 4.0 -10.1 228 34 301.5 302.0 284.8 308.6 2.28 13 627 3874 -8.9 -12.8 73 3.9 -10.2 228 34 302.0 302.4 284.9 309.1 2.28 14 612 4060 -9.3 -14.3 67 5.0 -10.9 228 34 303.6 304.0 285.4 310.1 2.06 15 500 5580 -22.7 -29.7 53 7.0 -23.9 225 35 305.4 305.5 284.4 307.6 0.65 16 488 5758 -24.5 -32.5 47 8.0 -25.6 229 36 305.3 305.4 284.2 307.0 0.51 17 483 5833 -24.7 -33.7 43 9.0 -25.9 231 37 305.9 306.0 284.4 307.5 0.46 18 424 6769 -30.7 -35.7 61 5.0 -31.3 255 43 309.9 310.0 285.8 311.4 0.43 19 400 7180 -34.5 -39.3 62 4.8 -35.0 265 46 310.2 310.2 285.8 311.3 0.32 20 349 8118 -42.7 -47.4 60 4.7 -42.9 265 44 311.4 311.4 286.0 312.0 0.15 21 300 9120 -52.1 -56.8 57 4.7 -52.2 265 42 311.9 311.9 286.1 312.1 0.06 22 272 9749 -57.5 -62.2 55 4.7 -57.6 262 42 312.9 312.9 286.4 313.1 0.03 23 250 10280 -60.9 -65.3 56 4.4 -60.9 260 42 315.5 315.5 287.3 315.6 0.02 24 215 11201 -66.1 -70.6 53 4.5 -66.1 265 48 321.4 321.4 289.2 321.4 0.01 25 208 11402 -64.3 -69.0 52 4.7 -64.3 263 45 327.2 327.2 290.9 327.3 0.02 26 200 11640 -64.9 -69.5 53 4.6 -65.0 260 42 330.0 330.0 291.7 330.0 0.02 27 198 11702 -65.1 -69.6 54 4.5 -65.1 261 41 330.6 330.6 291.9 330.7 0.02 28 178 12365 -57.7 -62.6 53 4.9 -57.8 266 33 353.0 353.0 297.3 353.2 0.05 29 165 12843 -60.1 -64.8 54 4.7 -60.2 270 28 356.7 356.7 298.1 356.9 0.04 30 154 13281 -54.9 -59.9 54 5.0 -55.1 274 23 372.7 372.7 301.1 373.0 0.08 31 150 13450 -54.7 -59.7 54 5.0 -54.9 275 21 375.8 375.8 301.6 376.2 0.08 32 143 13753 -55.7 -61.7 47 6.0 -55.9 274 20 379.3 379.3 302.2 379.6 0.07 33 136 14072 -52.9 -58.9 48 6.0 -53.2 273 19 389.7 389.7 303.8 390.2 0.10 34 100 16040 -53.9 -62.9 32 9.0 -54.3 265 13 423.6 423.6 308.2 424.0 0.08 35 85 17084 -55.9 -64.9 32 9.0 -56.3 270 11 439.7 439.7 309.9 440.1 0.07 36 70 18330 -54.3 -65.3 25 11.0 -54.9 275 9 468.2 468.2 312.5 468.7 0.08 37 58 19541 -51.7 -64.7 20 13.0 -52.7 267 7 500.0 500.0 315.0 500.6 0.11 38 50 20500 -52.7 -66.7 17 14.0 -53.8 260 5 519.3 519.3 316.3 519.9 0.10 39 45 21179 -54.1 -68.1 16 14.0 -55.1 237 5 531.8 531.8 317.1 532.4 0.09 40 30 23790 -53.1 -69.1 13 16.0 -54.8 150 3 599.9 599.9 320.6 600.7 0.12 41 26 24715 -53.1 -70.1 11 17.0 -55.0 169 4 624.9 625.0 321.7 625.8 0.12 42 21 26108 -48.7 -66.7 11 18.0 -52.0 198 5 677.6 677.7 323.7 679.5 0.23 43 20 26430 -48.1 -66.1 11 18.0 -51.7 205 5 688.9 689.1 324.1 691.2 0.26 44 16 27898 -48.9 -67.9 9 19.0 -52.9 731.7 731.9 325.5 734.1 0.26 45 15 28325 -45.7 -64.7 10 19.0 -50.9 756.0 756.2 326.2 760.0 0.43 46 11 30397 -44.5 -64.5 9 20.0 -51.2 830.5 830.8 328.1 836.7 0.60 TRP 215 11201 -66.1 -70.6 53 4.5 -66.1 265 48 321.4 321.4 289.2 321.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5478.31 m Freezing level: 727.89 mb = 2707.93 m = 8884.19 ft Wetbulb zero: 808.17 mb = 1855.23 m = 6086.65 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 58.82 % Est. max temperature: 19.49 C = 67.08 F Sfc-Lift cond lev (LCL): 912.63 mb = 857.26 m = 2812.48 ft T: 7.83 C 700-500 lapse rate: 7.79 C/km ThetaE index: 1.80 C Layer 869.0- 791.0 mb Conv cond level (CCL): 699.34 mb = 3021.39 m = 9912.59 ft Mean mixing ratio: 4.46 g/kg Conv temperature: 26.34 C = 79.42 F Cap Strength: 9.01 C Lifted Index: 7.19 C Risk: None Lifted Index @300 mb: 9.46 C Lifted Index @700 mb: 7.48 C Showalter Index: 4.41 C Risk: None Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 18.90 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 210.39 Risk: None Energy Index: 1.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.76 J/kg Max Up Vert Vel: 7.97 m/s Conv Inhibition (B-): 51852.91 J/kg Cap Strength: 8.93 C Lift Cond Lev (LCL): 850.03 mb = 1443.71 m = 4736.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 248 at 24 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 1000 102 225 9 6.4 6.4 | 80 16 -16.0 -2.8 1 1000 101 225 9 6.4 6.4 | 80 16 -16.0 -2.8 2 925 746 205 33 13.9 29.9 | 158 22 -8.4 20.8 3 850 1444 180 31 0.0 31.0 | 134 31 -22.3 21.9 4 700 3014 230 33 25.3 21.2 | 194 12 2.9 12.1 5 500 5580 225 35 24.7 24.7 | 189 16 2.4 15.6 6 400 7180 265 46 45.8 4.0 | 282 24 23.5 -5.1 7 300 9120 265 42 41.8 3.7 | 286 20 19.5 -5.5 8 250 10280 260 42 41.4 7.3 | 276 19 19.0 -1.8 9 215 11201 265 48 47.8 4.2 | 281 26 25.5 -4.9 10 200 11640 260 42 41.4 7.3 | 276 19 19.0 -1.8 11 150 13450 275 21 20.9 -1.8 | 7 11 -1.4 -11.0 12 100 16040 265 13 13.0 1.1 | 50 12 -9.4 -8.0 13 70 18330 275 9 9.0 -0.8 | 53 17 -13.4 -9.9 14 50 20500 260 5 4.9 0.9 | 65 19 -17.4 -8.3 15 30 23790 150 3 -1.5 2.6 | 75 25 -23.8 -6.5 16 20 26430 205 5 2.1 4.5 | 77 21 -20.2 -4.6 Wind Parameters Mean winds (0-6000m): 217.8 at 32.2 knts Storm direction: 247.8 at 24.1 knts Shear (0-3000m) pos: 4.2 neg: 4.3 tot: 8.5 10-3/s Storm rel Dir Shear (0-3000m): 113.2 deg Storm rel helicity (0-3000m) pos: 183.9 neg: -67.9 tot: 115.9 m^2/s^2 ave: 38.6 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 5.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.17 Bulk Shear: 27.09 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 ------------------------------------------------------------------------------- 500 210 18 117 15| 0.0 19.6 19.6| 61.3 0.0 61.3 122.5 0.87| 19.9 17.3 1000 204 25 139 18| 0.0 12.8 12.8| 71.9 -32.2 39.8 39.8 0.44| 16.4 7.2 1500 197 27 140 22| 0.0 8.6 8.6| 82.8 -67.9 14.9 9.9 0.27| 13.7 3.7 2000 196 28 141 23| 2.3 6.4 8.7|127.0 -67.9 59.0 29.5 0.35| 12.5 4.4 2500 199 29 145 22| 3.6 5.1 8.7|161.2 -67.9 93.3 37.3 0.41| 11.9 4.8 3000 204 30 150 21| 4.2 4.3 8.5|183.9 -67.9 115.9 38.6 0.45| 11.2 5.0 4000 211 31 159 18| 3.2 3.4 6.5|183.9 -69.5 114.3 28.6 0.44| 8.5 3.7 5000 215 31 165 17| 2.5 2.9 5.4|183.9 -71.4 112.5 22.5 0.42| 7.0 2.9 6000 218 32 171 17| 2.9 2.4 5.3|220.4 -72.2 148.2 24.7 0.48| 6.6 3.2 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250430.12.gif