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AXXX81 KWNP 181817

DAYIND



:Product: Daily Space Weather Indices dayind.txt

:Issued: 2026 Apr 18 1816 UT

# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center

# Product description and SWPC contact on the Web

# https://www.spaceweather.gov

#

#                       Daily Space Weather Indices

#

#

:Solar_Indices: 2026 Apr 17

# SWO Sunspot  Penticton Radio   90-day Radio   GOES X-ray   Stanford Solar

#   Number       Flux 10.7cm     Flux 10.7cm     Bkgd Flux       Mean Field

    50              107              133          3.46e-07          -999

#

:Solar_Region_Data: 2026 Apr 17

#                                                 --------- Flares ---------

# Sunspot Area       New         Spotted           X-ray          Optical

# 10E-6 Hemis.     Regions        Region           C  M  X       S  1  2  3  4

    490               0              3             1  0  0       2  0  0  0  0

#

:Solar_Radio_Flux: 2026 Apr 17

#      Learmonth  San Vito   Sag Hill  Penticton  Penticton  Palehua  Penticton

#        0400       1000       1700       1700       2000       2300       2300

  245     56         35         30         -1         -1         35         -1

  410     45         40         41         -1         -1         46         -1

  610     59         -1         49         -1         -1         43         -1

 1415     -1         75         67         -1         -1         -1         -1

 2695     -1         98        108         -1         -1        100         -1

 2800     -1         -1         -1        108        107         -1        107

 4995     -1        232        166         -1         -1        173         -1

 8800     -1        263        277         -1         -1        272         -1

15400     -1        538        544         -1         -1        542         -1

#

:Particle_Data: 2026 Apr 17

#    GOES Proton Fluence          GOES Electron Fluence     GOES      Neutron

# ---- Protons/cm2-day-sr ----   - Electrons/cm2-day-sr -  Location    Monitor

#  ->1 MeV   >10 MeV  >100 MeV     >0.8 MeV     >2 MeV       West    % of bkgd

  1.79e+06  1.73e+04 -1.00e+00    -1.00e+00   1.00e+08      104.70      -999.9

#

:Geomagnetic_Indices: 2026 Apr 17

#      Middle Latitude                       Middle Latitude

# ----- Fredericksburg -----           --------- Boulder ---------

# A        K-indices                   A        K-indices

#     03-06-09-12-15-18-21-24              03-06-09-12-15-18-21-24

  3    0  0  0  1  2  1  2  2          3    0  0  0  1  1  2  2  2 

#        High Latitude                                  Estimated

# --------- College ---------      -------------------- Planetary --------------------

# A       K-indices                A                    K-indices

#     03-06-09-12-15-18-21-24            03  - 06  - 09  - 12  - 15  - 18  - 21  - 24

  3    0  0  0  2  0  0  2  2      4    0.67  0.67  0.33  1.00  0.33  0.67  1.67  2.33