Routine Space Environment Product (Daily)
Issued by NWS
Issued by NWS
292
FXXX04 KWNP 192201
DAYPRE
:Product: 3-day Space Weather Predictions daypre.txt
:Issued: 2026 May 19 2200 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
# Product description and SWPC contact on the Web
# http://www.swpc.noaa.gov/wwire.html
#
# 3-day Space Weather Predictions
#
:Prediction_dates: 2026 May 20 2026 May 21 2026 May 22
:Geomagnetic_A_indices:
A_Fredericksburg 7 7 7
A_Planetary 8 10 9
#
# Predicted 3-hour Middle latitude k-indices
:Pred_Mid_k:
Mid/00-03UT 2 2 2
Mid/03-06UT 2 2 2
Mid/06-09UT 2 2 2
Mid/09-12UT 2 2 2
Mid/12-15UT 2 2 2
Mid/15-18UT 2 2 2
Mid/18-21UT 2 2 2
Mid/21-00UT 2 2 2
#
# Predicted 3-hour High latitude k-indices
:Pred_High_k:
High/00-03UT 2 2 2
High/03-06UT 2 2 2
High/06-09UT 2 3 2
High/09-12UT 3 4 3
High/12-15UT 3 4 4
High/15-18UT 2 3 3
High/18-21UT 2 2 2
High/21-00UT 1 2 1
#
# Probability of Geomagnetic conditions at Middle Latitude
:Prob_Mid:
Mid/Active 15 20 30
Mid/Minor_Storm 1 5 5
Mid/Major-Severe_Storm 1 1 1
#
# Probability of Geomagnetic conditions at High Latitudes
:Prob_High:
High/Active 20 20 20
High/Minor_Storm 25 35 35
High/Major-Severe_Storm 20 25 30
#
# Polar Cap Absorption Forecast
:Polar_cap:
green
#
# Solar
:10cm_flux:
110 110 108
#
:Whole_Disk_Flare_Prob:
Class_M 20 20 25
Class_X 5 5 5
Proton 5 5 5
#
# Region Flare Probabilities for 2026 May 20
# Region Class C M X P
:Reg_Prob: 2026 May 19
4436 35 5 1 1
4439 20 5 1 1
4440 10 1 1 1
4441 30 5 1 1
4443 5 1 1 1