UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:0000Z 29 APR 25 Station: PAFA WMO ident: 70261 Latitude: 64.82 Longitude: -147.87 Elevation: 138.00 ------------------------------------------------------------------------------- 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 -1 SFC 983 138 10.8 -4.2 35 15.0 4.4 345 1 285.3 285.8 278.4 293.5 2.84 2 979 172 9.4 -3.6 40 13.0 3.9 344 2 284.3 284.8 278.0 292.8 2.99 3 976 198 10.0 -4.0 37 14.0 4.1 343 3 285.1 285.6 278.4 293.5 2.91 4 970 249 8.8 -4.2 40 13.0 3.4 342 5 284.4 284.9 278.0 292.7 2.88 5 925 642 5.0 -5.0 48 10.0 1.0 35 4 284.4 284.9 277.9 292.6 2.84 6 892 937 2.0 -5.0 60 7.0 -0.8 310 3 284.3 284.8 278.0 292.7 2.95 7 850 1324 -0.7 -6.7 64 6.0 -3.0 230 9 285.4 285.9 278.3 293.3 2.72 8 847 1352 -0.9 -5.9 69 5.0 -2.8 227 9 285.5 286.0 278.6 293.9 2.90 9 834 1476 -1.3 -7.3 64 6.0 -3.6 215 8 286.3 286.8 278.6 294.0 2.65 10 748 2331 -8.7 -10.6 86 1.9 -9.3 205 7 287.3 287.7 278.6 294.0 2.28 11 739 2424 -8.7 -13.1 70 4.4 -10.0 217 9 288.3 288.7 278.6 294.0 1.88 12 735 2467 -8.9 -12.8 73 3.9 -10.1 220 9 288.6 288.9 278.8 294.3 1.94 13 719 2636 -10.5 -11.8 90 1.3 -10.9 217 10 288.6 289.0 279.1 295.0 2.15 14 713 2701 -10.9 -13.1 84 2.2 -11.6 216 11 288.9 289.2 279.0 294.7 1.95 15 700 2842 -11.9 -14.0 84 2.1 -12.5 215 11 289.3 289.6 279.0 294.8 1.85 16 684 3018 -13.1 -15.5 82 2.4 -13.7 212 12 289.9 290.2 279.0 294.9 1.67 17 652 3380 -16.1 -16.3 98 0.2 -16.2 205 13 290.5 290.8 279.3 295.5 1.64 18 649 3415 -16.3 -17.4 91 1.1 -16.6 206 13 290.7 290.9 279.2 295.2 1.50 19 633 3602 -17.7 -18.9 90 1.2 -18.0 209 11 291.1 291.4 279.2 295.3 1.36 20 611 3865 -19.9 -19.9 100 0.0 -19.9 213 12 291.6 291.8 279.3 295.5 1.29 21 595 4061 -21.1 -24.5 74 3.4 -21.7 215 13 292.4 292.6 279.1 295.2 0.88 22 573 4338 -23.1 -27.0 70 3.9 -23.7 215 13 293.2 293.4 279.3 295.5 0.73 23 512 5151 -29.5 -30.2 94 0.7 -29.6 201 16 295.1 295.2 280.0 297.0 0.61 24 508 5207 -28.9 -31.2 80 2.3 -29.2 200 17 296.5 296.6 280.6 298.3 0.56 25 506 5235 -28.7 -36.7 46 8.0 -29.5 200 19 297.0 297.1 280.5 298.1 0.33 26 502 5291 -28.7 -42.7 25 14.0 -29.9 200 22 297.7 297.7 280.6 298.3 0.18 27 500 5320 -28.9 -44.9 20 16.0 -30.2 200 23 297.8 297.8 280.6 298.3 0.14 28 499 5334 -28.9 -44.9 20 16.0 -30.2 200 23 298.0 298.0 280.7 298.5 0.14 29 492 5436 -29.7 -42.7 27 13.0 -30.8 199 24 298.2 298.2 280.8 298.8 0.18 30 488 5494 -30.1 -49.1 14 19.0 -31.4 199 24 298.4 298.4 280.8 298.7 0.09 31 485 5538 -30.3 -46.3 19 16.0 -31.4 199 25 298.7 298.7 281.0 299.1 0.12 32 464 5853 -32.9 -51.9 13 19.0 -34.0 197 27 299.3 299.3 281.1 299.5 0.07 33 439 6243 -35.9 -50.9 20 15.0 -36.7 197 32 300.2 300.2 281.5 300.5 0.08 34 420 6551 -37.1 -55.1 14 18.0 -37.9 201 40 302.5 302.5 282.5 302.7 0.05 35 411 6702 -36.7 -59.7 7 23.0 -37.6 203 43 304.9 304.9 283.4 305.0 0.03 36 406 6787 -37.1 -57.1 11 20.0 -37.9 204 45 305.5 305.5 283.7 305.6 0.04 37 401 6873 -37.7 -48.7 31 11.0 -38.3 205 48 305.8 305.8 283.9 306.2 0.11 38 400 6890 -37.9 -47.9 34 10.0 -38.5 205 48 305.7 305.8 283.9 306.2 0.13 39 398 6924 -38.1 -44.1 53 6.0 -38.5 205 48 305.9 305.9 284.0 306.6 0.19 40 392 7028 -39.1 -42.6 69 3.5 -39.4 205 48 305.9 306.0 284.1 306.7 0.23 41 377 7293 -41.1 -46.1 58 5.0 -41.4 205 49 306.7 306.8 284.3 307.3 0.16 42 367 7474 -42.3 -51.3 37 9.0 -42.7 205 49 307.5 307.5 284.5 307.8 0.09 43 361 7584 -43.3 -50.3 46 7.0 -43.6 205 49 307.6 307.6 284.5 308.0 0.11 44 357 7659 -43.7 -55.7 25 12.0 -44.1 205 49 308.1 308.1 284.7 308.3 0.06 45 354 7715 -44.1 -53.1 36 9.0 -44.5 205 49 308.3 308.3 284.8 308.5 0.08 46 342 7944 -46.1 -53.1 45 7.0 -46.3 205 49 308.6 308.6 284.9 308.9 0.08 47 332 8140 -47.7 -54.7 44 7.0 -47.9 206 48 309.0 309.0 285.1 309.3 0.07 48 321 8361 -49.1 -61.1 23 12.0 -49.4 207 47 310.1 310.1 285.4 310.2 0.03 49 300 8800 -51.5 -65.5 17 14.0 -51.7 210 45 312.8 312.8 286.4 312.8 0.02 50 294 8932 -51.1 -67.1 13 16.0 -51.4 210 43 315.1 315.1 287.2 315.2 0.02 51 280 9250 -52.3 -67.3 15 15.0 -52.5 212 38 317.8 317.8 288.1 317.9 0.02 52 272 9438 -51.5 -73.5 6 22.0 -51.8 215 35 321.6 321.6 289.3 321.7 0.01 53 255 9860 -50.3 -75.3 4 25.0 -50.7 230 30 329.4 329.4 291.6 329.4 0.01 54 250 9990 -48.7 -75.7 3 27.0 -49.1 235 28 333.7 333.7 292.7 333.7 0.01 55 245 10123 -48.1 -78.1 2 30.0 -48.6 238 27 336.5 336.5 293.4 336.5 0.00 56 209 11177 -45.7 -79.7 1 34.0 -46.4 250 18 355.9 355.9 297.9 355.9 0.00 57 200 11470 -45.7 -80.7 1 35.0 -46.5 250 21 360.4 360.4 298.8 360.4 0.00 58 150 13370 -45.5 -81.5 1 36.0 -46.5 265 20 391.7 391.7 304.0 391.7 0.00 59 100 16040 -50.1 -84.1 1 34.0 -51.0 245 16 430.9 430.9 308.9 430.9 0.00 60 77 17741 -51.9 -85.9 1 34.0 -52.9 282 17 460.6 460.6 311.8 460.6 0.00 61 70 18360 -51.3 -85.3 1 34.0 -52.4 285 9 474.6 474.6 313.0 474.7 0.00 62 50 20560 -49.3 -85.3 1 36.0 -51.1 220 4 527.3 527.3 316.8 527.3 0.01 63 46 21106 -49.1 -85.1 1 36.0 -51.1 231 10 540.5 540.5 317.5 540.5 0.01 64 41 21858 -50.3 -85.3 1 35.0 -52.2 261 10 555.6 555.6 318.4 555.6 0.01 65 40 22020 -48.5 -84.5 1 36.0 -50.8 265 10 564.0 564.1 318.9 564.1 0.01 66 33 23277 -51.1 -86.1 1 35.0 -53.2 335 1 589.1 589.1 320.1 589.1 0.01 67 32 23478 -49.3 -85.3 1 36.0 -51.9 290 3 599.1 599.1 320.6 599.1 0.01 68 31 23685 -50.3 -85.3 1 35.0 -52.8 243 6 601.8 601.8 320.7 601.9 0.01 69 30 23900 -48.9 -84.9 1 36.0 -51.8 195 8 611.3 611.3 321.1 611.4 0.01 70 28 24354 -47.9 -84.9 1 37.0 -51.2 218 9 626.3 626.3 321.7 626.4 0.01 71 26 24841 -48.9 -84.9 1 36.0 -52.1 199 9 636.9 636.9 322.2 636.9 0.01 72 20 26570 -47.3 -85.3 1 38.0 -51.7 120 7 691.4 691.4 324.1 691.5 0.01 73 18 27264 -48.7 -85.7 1 37.0 -52.9 67 4 708.1 708.1 324.7 708.2 0.01 74 17 27641 -46.7 -84.7 1 38.0 -51.8 145 9 726.2 726.2 325.3 726.4 0.02 75 14 28932 -45.5 -84.5 0 39.0 -51.7 323 11 771.7 771.8 326.5 771.9 0.02 76 14 28932 -45.9 -84.9 0 39.0 -52.0 323 11 770.4 770.4 326.5 770.6 0.02 77 11 30541 -44.3 -84.3 0 40.0 -52.0 47 8 831.2 831.2 328.0 831.5 0.03 78 10 31180 -44.3 -84.3 0 40.0 -52.4 80 7 854.2 854.2 328.5 854.5 0.03 79 9.2 31738 -44.9 -84.9 0 40.0 -53.0 872.5 872.5 328.9 872.8 0.03 80 8.1 32596 -41.3 -82.3 0 41.0 -51.9 919.1 919.2 329.8 919.7 0.06 81 7.2 33396 -41.5 -82.5 0 41.0 -52.5 949.8 949.8 330.4 950.5 0.06 TRP 300 8800 -51.5 -65.5 17 14.0 -51.7 210 45 312.8 312.8 286.4 312.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5321.00 m Freezing level: 860.89 mb = 1223.60 m = 4014.38 ft Wetbulb zero: 906.72 mb = 803.91 m = 2637.46 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 74.30 % Est. max temperature: 11.80 C = 53.24 F Sfc-Lift cond lev (LCL): 781.58 mb = 1985.63 m = 6514.47 ft T: -5.71 C 700-500 lapse rate: 6.86 C/km ThetaE index: 0.90 C Layer 970.0- 892.0 mb Conv cond level (CCL): 763.12 mb = 2173.45 m = 7130.67 ft Mean mixing ratio: 2.89 g/kg Conv temperature: 12.62 C = 54.72 F Cap Strength: 5.26 C Lifted Index: 5.30 C Risk: None Lifted Index @300 mb: 14.25 C Lifted Index @700 mb: 1.94 C Showalter Index: 4.89 C Risk: None Total Totals Index: 50.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.20 C Cross Totals Index: 22.20 C K Index: 19.40 Risk: < 20 % chance of thunderstorms Sweat Index: 69.00 Risk: None Energy Index: 1.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.13 J/kg Max Up Vert Vel: 1.50 m/s Conv Inhibition (B-): 65999.39 J/kg Cap Strength: 4.97 C Lift Cond Lev (LCL): 794.38 mb = 1857.97 m = 6095.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 237 at 9 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 ---------------------------------------------------------- 0 983 138 345 1 0.3 -1.0 | 52 10 -7.7 -6.0 1 963 305 340 7 2.4 -6.6 | 25 13 -5.5 -11.6 2 929 610 35 4 -2.3 -3.3 | 51 13 -10.2 -8.3 3 925 642 35 4 -2.3 -3.3 | 51 13 -10.2 -8.3 4 894 914 315 3 2.1 -2.1 | 39 9 -5.8 -7.2 5 861 1219 245 4 3.6 1.7 | 52 5 -4.3 -3.4 6 850 1324 230 9 6.9 5.8 | 125 1 -1.0 0.7 7 797 1829 180 7 0.0 7.0 | 104 8 -7.9 1.9 8 766 2134 180 3 0.0 3.0 | 75 8 -7.9 -2.1 9 737 2438 220 9 5.8 6.9 | 131 3 -2.1 1.8 10 709 2743 215 11 6.3 9.0 | 158 4 -1.6 4.0 11 700 2842 215 11 6.3 9.0 | 158 4 -1.6 4.0 12 653 3353 205 13 5.5 11.8 | 160 7 -2.4 6.7 13 627 3658 210 11 5.5 9.5 | 152 5 -2.4 4.5 14 601 3962 215 13 7.5 10.6 | 175 6 -0.5 5.6 15 577 4267 215 13 7.5 10.6 | 175 6 -0.5 5.6 16 553 4572 215 16 9.2 13.1 | 189 8 1.3 8.1 17 531 4877 210 19 9.5 16.5 | 188 12 1.6 11.4 18 509 5182 200 16 5.5 15.0 | 166 10 -2.4 10.0 19 500 5320 200 23 7.9 21.6 | 180 17 -0.1 16.6 20 448 6096 195 29 7.5 28.0 | 179 23 -0.4 23.0 21 400 6890 205 48 20.3 43.5 | 198 40 12.4 38.4 22 358 7620 205 49 20.7 44.4 | 198 41 12.8 39.4 23 342 7925 205 49 20.7 44.4 | 198 41 12.8 39.4 24 300 8800 210 45 22.5 39.0 | 203 37 14.6 33.9 25 285 9144 210 39 19.5 33.8 | 202 31 11.6 28.7 26 272 9449 215 35 20.1 28.7 | 207 27 12.2 23.6 27 250 9990 235 28 22.9 16.1 | 234 19 15.0 11.0 28 226 10668 250 24 22.6 8.2 | 258 15 14.6 3.2 29 206 11278 250 17 16.0 5.8 | 265 8 8.1 0.8 30 200 11470 250 21 19.7 7.2 | 260 12 11.8 2.1 31 188 11887 250 30 28.2 10.3 | 256 21 20.3 5.2 32 156 13106 280 21 20.7 -3.6 | 304 15 12.8 -8.7 33 150 13370 265 20 19.9 1.7 | 285 12 12.0 -3.3 34 149 13411 260 16 15.8 2.8 | 286 8 7.8 -2.3 35 142 13716 275 22 21.9 -1.9 | 296 16 14.0 -7.0 36 136 14021 260 18 17.7 3.1 | 281 10 9.8 -1.9 37 113 15240 270 18 18.0 -0.0 | 297 11 10.1 -5.1 38 103 15850 250 22 20.7 7.5 | 259 13 12.8 2.5 39 100 16040 245 16 14.5 6.8 | 255 7 6.6 1.7 40 98 16154 245 16 14.5 6.8 | 255 7 6.6 1.7 41 89 16764 270 23 23.0 -0.0 | 289 16 15.1 -5.1 42 85 17069 280 25 24.6 -4.3 | 299 19 16.7 -9.4 43 81 17374 290 19 17.9 -6.5 | 319 15 9.9 -11.6 44 71 18288 270 13 13.0 -0.0 | 315 7 5.1 -5.1 45 70 18360 285 9 8.7 -2.3 | 354 7 0.8 -7.4 46 68 18593 285 11 10.6 -2.8 | 341 8 2.7 -7.9 47 64 18898 255 11 10.6 2.8 | 309 3 2.7 -2.2 48 62 19202 275 10 10.0 -0.9 | 341 6 2.0 -5.9 49 59 19507 240 12 10.4 6.0 | 249 3 2.5 0.9 50 56 19812 280 12 11.8 -2.1 | 331 8 3.9 -7.1 51 54 20117 225 10 7.1 7.1 | 157 2 -0.8 2.0 52 51 20422 245 10 9.1 4.2 | 306 1 1.1 -0.8 53 50 20560 220 4 2.6 3.1 | 70 6 -5.3 -2.0 54 47 21031 225 10 7.1 7.1 | 157 2 -0.8 2.0 55 44 21336 250 11 10.3 3.8 | 298 3 2.4 -1.3 56 39 22250 270 10 10.0 -0.0 | 338 5 2.1 -5.1 57 34 23165 0 0 -0.0 -0.0 | 57 9 -7.9 -5.1 58 30 23900 195 8 2.1 7.7 | 115 6 -5.8 2.7 59 28 24384 220 9 5.8 6.9 | 131 3 -2.1 1.8 60 20 26570 120 7 -6.1 3.5 | 84 14 -14.0 -1.6 61 18 27432 55 3 -2.5 -1.7 | 57 12 -10.4 -6.8 62 17 27737 180 12 0.0 12.0 | 131 11 -7.9 6.9 63 16 28042 190 10 1.7 9.8 | 128 8 -6.2 4.8 64 14 28956 325 11 6.3 -9.0 | 7 14 -1.6 -14.1 65 10 31180 80 7 -6.9 -1.2 | 67 16 -14.8 -6.3 Wind Parameters Mean winds (0-6000m): 207.5 at 12.5 knts Storm direction: 237.5 at 9.4 knts Shear (0-3000m) pos: 0.8 neg: 1.5 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 108.5 deg Storm rel helicity (0-3000m) pos: 31.2 neg: -32.4 tot: -1.1 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 37.79 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 ------------------------------------------------------------------------------- 500 356 5 37 12| 3.5 0.0 3.5| 18.4 -12.9 5.5 11.0 0.07| 11.3 0.7 1000 346 4 37 11| 1.8 3.6 5.4| 19.3 -21.2 -1.8 -1.8 -0.07| 9.8 -0.7 1500 279 5 25 6| 1.2 4.0 5.2| 22.4 -22.1 0.3 0.2 0.08| 10.4 0.9 2000 235 5 60 4| 0.9 1.7 2.6| 22.4 -32.4 -10.0 -5.0 -0.07| 9.5 -0.6 2500 225 6 76 4| 0.9 1.4 2.3| 30.5 -32.4 -1.9 -0.7 0.08| 9.4 0.8 3000 220 7 92 4| 0.8 1.5 2.3| 31.2 -32.4 -1.1 -0.4 0.09| 8.2 0.7 4000 215 8 118 4| 0.8 1.2 1.9| 34.2 -33.7 0.5 0.1 0.11| 6.9 0.7 5000 214 10 142 4| 0.6 1.4 2.0| 37.1 -44.3 -7.2 -1.4 0.06| 6.5 0.4 6000 207 13 161 6| 0.5 2.3 2.8| 48.8 -45.8 3.0 0.5 0.08| 6.6 0.5 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20250429.00.gif